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Message-ID: <3fcef7a2-f18c-448c-997b-287505fbf1de@arm.com>
Date: Wed, 4 Jun 2025 20:22:08 +0100
From: Christian Loehle <christian.loehle@....com>
To: kernel test robot <oliver.sang@...el.com>,
"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>
Cc: oe-lkp@...ts.linux.dev, lkp@...el.com, linux-kernel@...r.kernel.org,
Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>,
Aboorva Devarajan <aboorvad@...ux.ibm.com>, linux-pm@...r.kernel.org
Subject: Re: [linus:master] [cpuidle] 85975daeaa:
stress-ng.sem-sysv.ops_per_sec 15.2% regression
On 6/4/25 15:13, kernel test robot wrote:
>
>
> Hello,
>
> we reported
> "[linux-next:master] [cpuidle] 85975daeaa: filebench.sum_operations/s 67.2% improvement"
> in
> https://lore.kernel.org/all/202503102146.28d80a16-lkp@intel.com/
>
> now we got more bisect results for this commit. FYI.
>
>
> kernel test robot noticed a 15.2% regression of stress-ng.sem-sysv.ops_per_sec on:
>
>
> commit: 85975daeaa4d6ec560bfcd354fc9c08ad7f38888 ("cpuidle: menu: Avoid discarding useful information")
> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
>
> [still regression on linus/masteri f66bc387efbee59978e076ce9bf123ac353b389c]
> [still regression on linux-next/master 3a83b350b5be4b4f6bd895eecf9a92080200ee5d]
>
> testcase: stress-ng
> config: x86_64-rhel-9.4
> compiler: gcc-12
> test machine: 224 threads 2 sockets Intel(R) Xeon(R) Platinum 8480CTDX (Sapphire Rapids) with 256G memory
> parameters:
>
> nr_threads: 100%
> testtime: 60s
> test: sem-sysv
> cpufreq_governor: performance
>
>
> In addition to that, the commit also has significant impact on the following tests:
>
> +------------------+------------------------------------------------------------------------------------------------+
> | testcase: change | stress-ng: stress-ng.fcntl.ops_per_sec 28.8% improvement |
> | test machine | 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory |
> | test parameters | cpufreq_governor=performance |
> | | disk=1HDD |
> | | fs=btrfs |
> | | nr_threads=100% |
> | | test=fcntl |
> | | testtime=60s |
> +------------------+------------------------------------------------------------------------------------------------+
> | testcase: change | stress-ng: stress-ng.dirdeep.ops_per_sec 13.2% improvement |
> | test machine | 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory |
> | test parameters | cpufreq_governor=performance |
> | | disk=1HDD |
> | | fs=btrfs |
> | | nr_threads=100% |
> | | test=dirdeep |
> | | testtime=60s |
> +------------------+------------------------------------------------------------------------------------------------+
> | testcase: change | lmbench3: lmbench3.TCP.socket.bandwidth.10MB.MB/sec 7.3% regression |
> | test machine | 224 threads 2 sockets Intel(R) Xeon(R) Platinum 8480CTDX (Sapphire Rapids) with 512G memory |
> | test parameters | cpufreq_governor=performance |
> | | mode=development |
> | | nr_threads=50% |
> | | test=TCP |
> | | test_memory_size=50% |
> +------------------+------------------------------------------------------------------------------------------------+
> | testcase: change | stress-ng: stress-ng.symlink.ops_per_sec 6.5% regression |
> | test machine | 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory |
> | test parameters | cpufreq_governor=performance |
> | | disk=1HDD |
> | | fs=btrfs |
> | | nr_threads=100% |
> | | test=symlink |
> | | testtime=60s |
> +------------------+------------------------------------------------------------------------------------------------+
> | testcase: change | stress-ng: stress-ng.file-ioctl.ops_per_sec 81.0% improvement |
> | test machine | 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory |
> | test parameters | cpufreq_governor=performance |
> | | disk=1HDD |
> | | fs=ext4 |
> | | nr_threads=100% |
> | | test=file-ioctl |
> | | testtime=60s |
> +------------------+------------------------------------------------------------------------------------------------+
> | testcase: change | filebench: filebench.sum_operations/s 63.2% improvement |
> | test machine | 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory |
> | test parameters | cpufreq_governor=performance |
> | | disk=1HDD |
> | | fs2=cifs |
> | | fs=ext4 |
> | | test=makedirs.f |
> +------------------+------------------------------------------------------------------------------------------------+
> | testcase: change | filebench: filebench.sum_operations/s 1.1% improvement |
> | test machine | 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory |
> | test parameters | cpufreq_governor=performance |
> | | disk=1HDD |
> | | fs2=cifs |
> | | fs=xfs |
> | | test=singlestreamwritedirect.f |
> +------------------+------------------------------------------------------------------------------------------------+
> | testcase: change | filebench: filebench.sum_operations/s 67.2% improvement |
> | test machine | 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory |
> | test parameters | cpufreq_governor=performance |
> | | disk=1HDD |
> | | fs2=cifs |
> | | fs=btrfs |
> | | test=makedirs.f |
> +------------------+------------------------------------------------------------------------------------------------+
> | testcase: change | fxmark: fxmark.ssd_xfs_DWSL_4_directio.works/sec 23.1% improvement |
> | test machine | 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory |
> | test parameters | cpufreq_governor=performance |
> | | directio=directio |
> | | disk=1SSD |
> | | fstype=xfs |
> | | media=ssd |
> | | test=DWSL |
> | | thread_nr=4 |
> +------------------+------------------------------------------------------------------------------------------------+
> | testcase: change | fxmark: fxmark.ssd_ext4_DRBM_4_directio.works/sec 23.0% improvement |
> | test machine | 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory |
> | test parameters | cpufreq_governor=performance |
> | | directio=directio |
> | | disk=1SSD |
> | | fstype=ext4 |
> | | media=ssd |
> | | test=DRBM |
> | | thread_nr=4 |
> +------------------+------------------------------------------------------------------------------------------------+
> | testcase: change | fxmark: fxmark.ssd_ext4_DWSL_4_directio.works/sec 113.8% improvement |
> | test machine | 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory |
> | test parameters | cpufreq_governor=performance |
> | | directio=directio |
> | | disk=1SSD |
> | | fstype=ext4 |
> | | media=ssd |
> | | test=DWSL |
> | | thread_nr=4 |
> +------------------+------------------------------------------------------------------------------------------------+
> | testcase: change | fxmark: fxmark.ssd_ext4_no_jnl_DRBM_4_directio.works/sec 21.9% improvement |
> | test machine | 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory |
> | test parameters | cpufreq_governor=performance |
> | | directio=directio |
> | | disk=1SSD |
> | | fstype=ext4_no_jnl |
> | | media=ssd |
> | | test=DRBM |
> | | thread_nr=4 |
> +------------------+------------------------------------------------------------------------------------------------+
>
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <oliver.sang@...el.com>
> | Closes: https://lore.kernel.org/oe-lkp/202506042113.498dd81a-lkp@intel.com
>
>
> Details are as below:
> -------------------------------------------------------------------------------------------------->
>
>
> The kernel config and materials to reproduce are available at:
> https://download.01.org/0day-ci/archive/20250604/202506042113.498dd81a-lkp@intel.com
>
> =========================================================================================
> compiler/cpufreq_governor/kconfig/nr_threads/rootfs/tbox_group/test/testcase/testtime:
> gcc-12/performance/x86_64-rhel-9.4/100%/debian-12-x86_64-20240206.cgz/lkp-spr-r02/sem-sysv/stress-ng/60s
>
> commit:
> 8de7606f0f ("cpuidle: menu: Eliminate outliers on both ends of the sample set")
> 85975daeaa ("cpuidle: menu: Avoid discarding useful information")
>
> 8de7606f0fe2bf5a 85975daeaa4d6ec560bfcd354fc
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 1061229 -1.0% 1051114 proc-vmstat.nr_file_pages
> 179386 -5.6% 169271 proc-vmstat.nr_shmem
> 380916 -15.1% 323277 vmstat.system.cs
> 46994 ± 2% +81.9% 85490 vmstat.system.in
> 0.05 ± 4% +0.0 0.08 ± 2% mpstat.cpu.all.irq%
> 0.04 ± 4% +0.0 0.06 ± 4% mpstat.cpu.all.soft%
> 0.38 -0.1 0.32 mpstat.cpu.all.sys%
> 5.34 +10.2% 5.88 perf-sched.total_wait_and_delay.average.ms
> 5.34 +10.2% 5.88 perf-sched.total_wait_time.average.ms
> 3.06 +9.6% 3.35 perf-sched.wait_and_delay.avg.ms.schedule_hrtimeout_range.__do_semtimedop.do_semtimedop.__x64_sys_semtimedop
> 3.05 +9.6% 3.34 perf-sched.wait_time.avg.ms.schedule_hrtimeout_range.__do_semtimedop.do_semtimedop.__x64_sys_semtimedop
> 11910911 -15.2% 10095779 stress-ng.sem-sysv.ops
> 198513 -15.2% 168261 stress-ng.sem-sysv.ops_per_sec
> 86.60 -7.7% 79.90 stress-ng.time.percent_of_cpu_this_job_got
> 11913083 -15.2% 10097903 stress-ng.time.voluntary_context_switches
> 1.67 ± 4% +10.1% 1.84 ± 4% perf-stat.i.MPKI
> 1.86 ± 4% +0.1 1.98 perf-stat.i.branch-miss-rate%
> 393241 -15.1% 333696 perf-stat.i.context-switches
> 1.41 +8.2% 1.52 perf-stat.i.cpi
> 0.78 -5.7% 0.74 perf-stat.i.ipc
> 1.79 -14.9% 1.52 perf-stat.i.metric.K/sec
> 2.45 ± 5% +0.2 2.66 perf-stat.overall.branch-miss-rate%
> 386812 -15.1% 328226 perf-stat.ps.context-switches
> 16.22 -7.7 8.56 ± 5% perf-profile.calltrace.cycles-pp.intel_idle_xstate.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
> 34.64 -3.4 31.20 perf-profile.calltrace.cycles-pp.stress_sem_sysv
> 31.37 -3.2 28.18 perf-profile.calltrace.cycles-pp.semtimedop.stress_sem_sysv
> 29.16 -2.8 26.32 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.semtimedop.stress_sem_sysv
> 29.07 -2.8 26.24 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.semtimedop.stress_sem_sysv
> 4.77 -2.3 2.44 ± 5% perf-profile.calltrace.cycles-pp.tick_nohz_idle_exit.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 2.90 ± 2% -1.5 1.37 ± 7% perf-profile.calltrace.cycles-pp.tick_nohz_idle_stop_tick.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary
> 2.86 ± 2% -1.5 1.35 ± 7% perf-profile.calltrace.cycles-pp.tick_nohz_stop_tick.tick_nohz_idle_stop_tick.cpuidle_idle_call.do_idle.cpu_startup_entry
> 12.16 -1.5 10.69 perf-profile.calltrace.cycles-pp.__x64_sys_semtimedop.do_syscall_64.entry_SYSCALL_64_after_hwframe.semtimedop.stress_sem_sysv
> 10.18 ± 2% -1.5 8.72 ± 2% perf-profile.calltrace.cycles-pp.flush_smp_call_function_queue.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 2.53 ± 2% -1.4 1.13 ± 7% perf-profile.calltrace.cycles-pp.tick_nohz_restart_sched_tick.tick_nohz_idle_exit.do_idle.cpu_startup_entry.start_secondary
> 11.60 -1.4 10.24 perf-profile.calltrace.cycles-pp.do_semtimedop.__x64_sys_semtimedop.do_syscall_64.entry_SYSCALL_64_after_hwframe.semtimedop
> 11.07 -1.3 9.80 perf-profile.calltrace.cycles-pp.__do_semtimedop.do_semtimedop.__x64_sys_semtimedop.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 9.44 ± 2% -1.1 8.37 perf-profile.calltrace.cycles-pp.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry.start_secondary
> 14.14 -1.1 13.08 perf-profile.calltrace.cycles-pp.do_semtimedop.do_syscall_64.entry_SYSCALL_64_after_hwframe.semtimedop.stress_sem_sysv
> 13.68 -1.0 12.69 perf-profile.calltrace.cycles-pp.__do_semtimedop.do_semtimedop.do_syscall_64.entry_SYSCALL_64_after_hwframe.semtimedop
> 7.32 -0.7 6.57 ± 2% perf-profile.calltrace.cycles-pp.schedule_hrtimeout_range.__do_semtimedop.do_semtimedop.__x64_sys_semtimedop.do_syscall_64
> 0.92 ± 30% -0.6 0.28 ±100% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64.semtimedop.stress_sem_sysv
> 1.18 ± 4% -0.6 0.54 ± 33% perf-profile.calltrace.cycles-pp.hrtimer_start_range_ns.tick_nohz_restart_sched_tick.tick_nohz_idle_exit.do_idle.cpu_startup_entry
> 1.40 ± 3% -0.6 0.76 ± 7% perf-profile.calltrace.cycles-pp.hrtimer_start_range_ns.tick_nohz_stop_tick.tick_nohz_idle_stop_tick.cpuidle_idle_call.do_idle
> 1.23 ± 4% -0.5 0.69 ± 7% perf-profile.calltrace.cycles-pp.__hrtimer_start_range_ns.hrtimer_start_range_ns.tick_nohz_stop_tick.tick_nohz_idle_stop_tick.cpuidle_idle_call
> 1.15 ± 5% -0.5 0.62 ± 6% perf-profile.calltrace.cycles-pp.tick_nohz_stop_idle.tick_nohz_idle_exit.do_idle.cpu_startup_entry.start_secondary
> 1.13 ± 6% -0.5 0.61 ± 6% perf-profile.calltrace.cycles-pp.nr_iowait_cpu.tick_nohz_stop_idle.tick_nohz_idle_exit.do_idle.cpu_startup_entry
> 6.13 -0.5 5.61 ± 2% perf-profile.calltrace.cycles-pp.schedule.schedule_hrtimeout_range.__do_semtimedop.do_semtimedop.__x64_sys_semtimedop
> 5.95 -0.5 5.45 ± 2% perf-profile.calltrace.cycles-pp.__schedule.schedule.schedule_hrtimeout_range.__do_semtimedop.do_semtimedop
> 5.20 ± 2% -0.5 4.70 ± 2% perf-profile.calltrace.cycles-pp.schedule_idle.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 1.24 ± 4% -0.5 0.75 ± 6% perf-profile.calltrace.cycles-pp.llist_reverse_order.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry
> 5.01 ± 2% -0.5 4.54 ± 2% perf-profile.calltrace.cycles-pp.__schedule.schedule_idle.do_idle.cpu_startup_entry.start_secondary
> 7.84 -0.4 7.40 ± 2% perf-profile.calltrace.cycles-pp.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry
> 1.53 ± 3% -0.4 1.13 ± 3% perf-profile.calltrace.cycles-pp.start_dl_timer.enqueue_dl_entity.dl_server_start.enqueue_task_fair.enqueue_task
> 0.88 ± 3% -0.4 0.49 ± 34% perf-profile.calltrace.cycles-pp.clockevents_program_event.__hrtimer_start_range_ns.hrtimer_start_range_ns.tick_nohz_stop_tick.tick_nohz_idle_stop_tick
> 2.21 ± 5% -0.4 1.82 ± 3% perf-profile.calltrace.cycles-pp.__smp_call_single_queue.ttwu_queue_wakelist.try_to_wake_up.wake_up_q.__do_semtimedop
> 1.33 ± 4% -0.4 0.96 ± 3% perf-profile.calltrace.cycles-pp.hrtimer_start_range_ns.start_dl_timer.enqueue_dl_entity.dl_server_start.enqueue_task_fair
> 1.88 ± 3% -0.4 1.51 ± 3% perf-profile.calltrace.cycles-pp.enqueue_dl_entity.dl_server_start.enqueue_task_fair.enqueue_task.ttwu_do_activate
> 1.91 ± 3% -0.4 1.55 ± 3% perf-profile.calltrace.cycles-pp.dl_server_start.enqueue_task_fair.enqueue_task.ttwu_do_activate.sched_ttwu_pending
> 1.21 ± 3% -0.4 0.86 ± 3% perf-profile.calltrace.cycles-pp.__hrtimer_start_range_ns.hrtimer_start_range_ns.start_dl_timer.enqueue_dl_entity.dl_server_start
> 4.31 ± 2% -0.3 3.96 ± 2% perf-profile.calltrace.cycles-pp.do_smart_update.__do_semtimedop.do_semtimedop.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 1.08 ± 3% -0.3 0.74 ± 4% perf-profile.calltrace.cycles-pp.get_nohz_timer_target.__hrtimer_start_range_ns.hrtimer_start_range_ns.start_dl_timer.enqueue_dl_entity
> 1.06 ± 3% -0.3 0.72 ± 5% perf-profile.calltrace.cycles-pp.idle_cpu.get_nohz_timer_target.__hrtimer_start_range_ns.hrtimer_start_range_ns.start_dl_timer
> 4.22 ± 2% -0.3 3.89 ± 2% perf-profile.calltrace.cycles-pp.update_queue.do_smart_update.__do_semtimedop.do_semtimedop.do_syscall_64
> 1.50 ± 3% -0.3 1.20 ± 2% perf-profile.calltrace.cycles-pp.call_function_single_prep_ipi.__smp_call_single_queue.ttwu_queue_wakelist.try_to_wake_up.wake_up_q
> 0.55 ± 5% -0.3 0.26 ±100% perf-profile.calltrace.cycles-pp.__enqueue_entity.enqueue_entity.enqueue_task_fair.enqueue_task.ttwu_do_activate
> 2.66 ± 4% -0.3 2.38 ± 2% perf-profile.calltrace.cycles-pp.ttwu_queue_wakelist.try_to_wake_up.wake_up_q.__do_semtimedop.do_semtimedop
> 1.18 ± 3% -0.3 0.91 ± 5% perf-profile.calltrace.cycles-pp.pick_next_task_fair.__pick_next_task.__schedule.schedule_idle.do_idle
> 1.22 ± 3% -0.3 0.95 ± 5% perf-profile.calltrace.cycles-pp.__pick_next_task.__schedule.schedule_idle.do_idle.cpu_startup_entry
> 2.07 ± 3% -0.3 1.82 ± 2% perf-profile.calltrace.cycles-pp.dequeue_entity.dequeue_entities.dequeue_task_fair.try_to_block_task.__schedule
> 2.40 ± 2% -0.2 2.16 ± 3% perf-profile.calltrace.cycles-pp.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.semtimedop.stress_sem_sysv
> 3.29 ± 2% -0.2 3.05 perf-profile.calltrace.cycles-pp.try_to_block_task.__schedule.schedule.schedule_hrtimeout_range.__do_semtimedop
> 3.23 ± 2% -0.2 3.00 perf-profile.calltrace.cycles-pp.dequeue_task_fair.try_to_block_task.__schedule.schedule.schedule_hrtimeout_range
> 3.18 ± 2% -0.2 2.96 perf-profile.calltrace.cycles-pp.dequeue_entities.dequeue_task_fair.try_to_block_task.__schedule.schedule
> 1.25 ± 4% -0.2 1.07 ± 5% perf-profile.calltrace.cycles-pp.find_alloc_undo.__do_semtimedop.do_semtimedop.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.84 ± 4% -0.2 0.68 ± 4% perf-profile.calltrace.cycles-pp.__rseq_handle_notify_resume.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.semtimedop
> 2.14 ± 3% -0.2 1.99 ± 4% perf-profile.calltrace.cycles-pp.stress_semaphore_sysv_thrash.stress_sem_sysv
> 1.04 ± 2% -0.1 0.90 ± 5% perf-profile.calltrace.cycles-pp.__get_next_timer_interrupt.tick_nohz_next_event.tick_nohz_get_sleep_length.menu_select.cpuidle_idle_call
> 0.85 ± 4% -0.1 0.73 ± 3% perf-profile.calltrace.cycles-pp.dl_server_stop.dequeue_entities.dequeue_task_fair.try_to_block_task.__schedule
> 0.68 ± 2% -0.1 0.58 ± 5% perf-profile.calltrace.cycles-pp.lookup_undo.find_alloc_undo.__do_semtimedop.do_semtimedop.do_syscall_64
> 0.63 ± 4% +0.1 0.70 ± 4% perf-profile.calltrace.cycles-pp.switch_fpu_return.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.semtimedop
> 1.15 ± 6% +0.1 1.30 ± 4% perf-profile.calltrace.cycles-pp.wake_affine.select_task_rq_fair.select_task_rq.try_to_wake_up.wake_up_q
> 1.11 ± 6% +0.2 1.26 ± 4% perf-profile.calltrace.cycles-pp.available_idle_cpu.wake_affine.select_task_rq_fair.select_task_rq.try_to_wake_up
> 1.35 ± 2% +0.5 1.83 ± 3% perf-profile.calltrace.cycles-pp.tick_nohz_next_event.tick_nohz_get_sleep_length.menu_select.cpuidle_idle_call.do_idle
> 1.69 +0.5 2.17 ± 2% perf-profile.calltrace.cycles-pp.tick_nohz_get_sleep_length.menu_select.cpuidle_idle_call.do_idle.cpu_startup_entry
> 2.73 ± 2% +0.5 3.22 ± 2% perf-profile.calltrace.cycles-pp.menu_select.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary
> 0.00 +0.5 0.54 ± 4% perf-profile.calltrace.cycles-pp.sched_balance_rq.sched_balance_domains._nohz_idle_balance.handle_softirqs.do_softirq
> 0.93 ± 12% +0.6 1.49 ± 8% perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.rest_init
> 0.98 ± 10% +0.6 1.55 ± 7% perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.rest_init.start_kernel
> 0.00 +0.6 0.57 ± 11% perf-profile.calltrace.cycles-pp.tick_nohz_irq_exit.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter
> 0.00 +0.6 0.58 ± 5% perf-profile.calltrace.cycles-pp.sched_balance_domains.handle_softirqs.__irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt
> 0.00 +0.6 0.59 ± 5% perf-profile.calltrace.cycles-pp.sched_tick.update_process_times.tick_nohz_handler.__hrtimer_run_queues.hrtimer_interrupt
> 0.00 +0.6 0.63 ± 6% perf-profile.calltrace.cycles-pp.ktime_get_update_offsets_now.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt
> 0.00 +0.7 0.74 ± 14% perf-profile.calltrace.cycles-pp.tmigr_requires_handle_remote.update_process_times.tick_nohz_handler.__hrtimer_run_queues.hrtimer_interrupt
> 0.00 +0.7 0.74 ± 15% perf-profile.calltrace.cycles-pp.ktime_get.tick_irq_enter.irq_enter_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt
> 0.00 +0.7 0.75 ± 2% perf-profile.calltrace.cycles-pp.sched_balance_domains._nohz_idle_balance.handle_softirqs.do_softirq.flush_smp_call_function_queue
> 0.00 +0.8 0.80 ± 14% perf-profile.calltrace.cycles-pp.tick_irq_enter.irq_enter_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state
> 0.00 +0.8 0.82 ± 13% perf-profile.calltrace.cycles-pp.irq_enter_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter
> 0.05 ±299% +0.8 0.87 ± 7% perf-profile.calltrace.cycles-pp._nohz_idle_balance.handle_softirqs.__irq_exit_rcu.sysvec_call_function_single.asm_sysvec_call_function_single
> 0.05 ±299% +0.8 0.88 ± 7% perf-profile.calltrace.cycles-pp.__irq_exit_rcu.sysvec_call_function_single.asm_sysvec_call_function_single.cpuidle_enter_state.cpuidle_enter
> 0.05 ±299% +0.8 0.88 ± 7% perf-profile.calltrace.cycles-pp.handle_softirqs.__irq_exit_rcu.sysvec_call_function_single.asm_sysvec_call_function_single.cpuidle_enter_state
> 0.00 +1.0 0.97 ± 10% perf-profile.calltrace.cycles-pp.ktime_get.clockevents_program_event.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt
> 59.91 +1.1 61.00 perf-profile.calltrace.cycles-pp.start_secondary.common_startup_64
> 59.88 +1.1 60.97 perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.common_startup_64
> 59.78 +1.1 60.89 perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 0.00 +1.2 1.19 ± 9% perf-profile.calltrace.cycles-pp.clockevents_program_event.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt
> 0.00 +1.2 1.22 ± 7% perf-profile.calltrace.cycles-pp.__update_blocked_fair.sched_balance_update_blocked_averages._nohz_idle_balance.handle_softirqs.do_softirq
> 0.00 +1.6 1.60 ± 8% perf-profile.calltrace.cycles-pp.update_process_times.tick_nohz_handler.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt
> 2.28 ± 3% +1.7 3.94 ± 5% perf-profile.calltrace.cycles-pp._nohz_idle_balance.handle_softirqs.do_softirq.flush_smp_call_function_queue.do_idle
> 2.29 ± 3% +1.7 3.96 ± 5% perf-profile.calltrace.cycles-pp.do_softirq.flush_smp_call_function_queue.do_idle.cpu_startup_entry.rest_init
> 2.29 ± 3% +1.7 3.96 ± 5% perf-profile.calltrace.cycles-pp.handle_softirqs.do_softirq.flush_smp_call_function_queue.do_idle.cpu_startup_entry
> 2.30 ± 3% +1.7 3.97 ± 5% perf-profile.calltrace.cycles-pp.flush_smp_call_function_queue.do_idle.cpu_startup_entry.rest_init.start_kernel
> 0.54 ± 34% +1.9 2.44 ± 7% perf-profile.calltrace.cycles-pp.sched_balance_update_blocked_averages._nohz_idle_balance.handle_softirqs.do_softirq.flush_smp_call_function_queue
> 0.32 ± 81% +2.1 2.38 ± 6% perf-profile.calltrace.cycles-pp.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt
> 0.05 ±300% +2.1 2.16 ± 7% perf-profile.calltrace.cycles-pp.tick_nohz_handler.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt
> 3.33 ± 2% +2.3 5.61 ± 4% perf-profile.calltrace.cycles-pp.cpu_startup_entry.rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel
> 3.33 ± 2% +2.3 5.61 ± 4% perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.rest_init.start_kernel.x86_64_start_reservations
> 3.33 ± 2% +2.3 5.61 ± 4% perf-profile.calltrace.cycles-pp.rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel.common_startup_64
> 3.33 ± 2% +2.3 5.61 ± 4% perf-profile.calltrace.cycles-pp.start_kernel.x86_64_start_reservations.x86_64_start_kernel.common_startup_64
> 3.33 ± 2% +2.3 5.61 ± 4% perf-profile.calltrace.cycles-pp.x86_64_start_kernel.common_startup_64
> 3.33 ± 2% +2.3 5.61 ± 4% perf-profile.calltrace.cycles-pp.x86_64_start_reservations.x86_64_start_kernel.common_startup_64
> 63.25 +3.4 66.61 perf-profile.calltrace.cycles-pp.common_startup_64
> 0.80 ± 6% +3.6 4.40 ± 6% perf-profile.calltrace.cycles-pp.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state
> 0.85 ± 6% +3.7 4.56 ± 6% perf-profile.calltrace.cycles-pp.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter
> 1.81 ± 11% +5.6 7.38 ± 5% perf-profile.calltrace.cycles-pp.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call
> 38.11 +5.7 43.79 perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 1.95 ± 11% +6.6 8.50 ± 6% perf-profile.calltrace.cycles-pp.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
> 31.10 +6.8 37.86 perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary
> 31.80 +6.9 38.69 perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry
> 1.76 ± 5% +8.4 10.16 ± 5% perf-profile.calltrace.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
> 16.28 -7.7 8.62 ± 5% perf-profile.children.cycles-pp.intel_idle_xstate
> 34.64 -3.4 31.20 perf-profile.children.cycles-pp.stress_sem_sysv
> 32.10 -3.3 28.78 perf-profile.children.cycles-pp.semtimedop
> 30.56 -2.8 27.74 perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe
> 30.24 -2.8 27.48 perf-profile.children.cycles-pp.do_syscall_64
> 25.78 -2.4 23.36 perf-profile.children.cycles-pp.do_semtimedop
> 4.82 -2.3 2.53 ± 4% perf-profile.children.cycles-pp.tick_nohz_idle_exit
> 24.85 -2.3 22.57 perf-profile.children.cycles-pp.__do_semtimedop
> 5.01 -1.8 3.22 ± 3% perf-profile.children.cycles-pp.hrtimer_start_range_ns
> 2.92 ± 2% -1.5 1.39 ± 7% perf-profile.children.cycles-pp.tick_nohz_idle_stop_tick
> 2.90 ± 2% -1.5 1.37 ± 7% perf-profile.children.cycles-pp.tick_nohz_stop_tick
> 12.19 -1.5 10.72 perf-profile.children.cycles-pp.__x64_sys_semtimedop
> 2.59 ± 2% -1.4 1.20 ± 7% perf-profile.children.cycles-pp.tick_nohz_restart_sched_tick
> 9.82 -1.2 8.63 perf-profile.children.cycles-pp.__flush_smp_call_function_queue
> 3.25 -1.1 2.14 ± 3% perf-profile.children.cycles-pp.__hrtimer_start_range_ns
> 11.25 -1.0 10.28 perf-profile.children.cycles-pp.__schedule
> 2.30 -0.9 1.38 ± 4% perf-profile.children.cycles-pp.__get_next_timer_interrupt
> 4.28 ± 3% -0.9 3.40 ± 3% perf-profile.children.cycles-pp._raw_spin_lock
> 7.38 -0.8 6.62 ± 2% perf-profile.children.cycles-pp.schedule_hrtimeout_range
> 0.96 ± 6% -0.6 0.34 ± 8% perf-profile.children.cycles-pp.tmigr_cpu_activate
> 0.84 ± 4% -0.6 0.27 ± 10% perf-profile.children.cycles-pp.tmigr_cpu_deactivate
> 1.46 ± 3% -0.6 0.90 ± 5% perf-profile.children.cycles-pp.lapic_next_deadline
> 0.83 ± 6% -0.6 0.28 ± 9% perf-profile.children.cycles-pp.__tmigr_cpu_activate
> 8.15 -0.5 7.62 ± 2% perf-profile.children.cycles-pp.sched_ttwu_pending
> 2.64 ± 3% -0.5 2.11 ± 3% perf-profile.children.cycles-pp.switch_mm_irqs_off
> 6.27 -0.5 5.76 ± 2% perf-profile.children.cycles-pp.schedule
> 5.24 ± 2% -0.5 4.73 ± 2% perf-profile.children.cycles-pp.schedule_idle
> 1.16 ± 5% -0.5 0.65 ± 6% perf-profile.children.cycles-pp.nr_iowait_cpu
> 1.19 ± 5% -0.5 0.68 ± 6% perf-profile.children.cycles-pp.tick_nohz_stop_idle
> 1.28 ± 3% -0.5 0.78 ± 6% perf-profile.children.cycles-pp.llist_reverse_order
> 0.70 ± 5% -0.5 0.21 ± 11% perf-profile.children.cycles-pp.tmigr_inactive_up
> 0.94 ± 3% -0.4 0.49 ± 6% perf-profile.children.cycles-pp.leave_mm
> 1.63 ± 3% -0.4 1.20 ± 2% perf-profile.children.cycles-pp.start_dl_timer
> 2.00 ± 3% -0.4 1.59 ± 3% perf-profile.children.cycles-pp.enqueue_dl_entity
> 2.04 ± 3% -0.4 1.64 ± 3% perf-profile.children.cycles-pp.dl_server_start
> 2.23 ± 5% -0.4 1.84 ± 3% perf-profile.children.cycles-pp.__smp_call_single_queue
> 0.46 ± 5% -0.4 0.08 ± 11% perf-profile.children.cycles-pp.tmigr_update_events
> 1.20 ± 3% -0.4 0.84 ± 4% perf-profile.children.cycles-pp.get_nohz_timer_target
> 4.32 ± 2% -0.3 3.98 ± 2% perf-profile.children.cycles-pp.do_smart_update
> 2.86 ± 3% -0.3 2.52 ± 3% perf-profile.children.cycles-pp.__pick_next_task
> 4.23 ± 2% -0.3 3.90 ± 2% perf-profile.children.cycles-pp.update_queue
> 2.56 ± 3% -0.3 2.24 ± 3% perf-profile.children.cycles-pp.pick_next_task_fair
> 1.52 ± 3% -0.3 1.22 ± 2% perf-profile.children.cycles-pp.call_function_single_prep_ipi
> 2.68 ± 4% -0.3 2.40 ± 2% perf-profile.children.cycles-pp.ttwu_queue_wakelist
> 2.14 ± 3% -0.3 1.88 ± 2% perf-profile.children.cycles-pp.dequeue_entity
> 1.12 ± 5% -0.3 0.86 ± 3% perf-profile.children.cycles-pp.update_rq_clock
> 1.57 ± 3% -0.2 1.33 ± 5% perf-profile.children.cycles-pp.find_alloc_undo
> 2.45 ± 2% -0.2 2.22 ± 2% perf-profile.children.cycles-pp.syscall_exit_to_user_mode
> 3.30 ± 2% -0.2 3.07 perf-profile.children.cycles-pp.try_to_block_task
> 3.27 ± 2% -0.2 3.04 perf-profile.children.cycles-pp.dequeue_task_fair
> 1.14 ± 2% -0.2 0.92 ± 4% perf-profile.children.cycles-pp.hrtimer_try_to_cancel
> 1.56 ± 2% -0.2 1.35 ± 2% perf-profile.children.cycles-pp.idle_cpu
> 3.22 ± 2% -0.2 3.01 perf-profile.children.cycles-pp.dequeue_entities
> 0.72 ± 4% -0.2 0.51 ± 4% perf-profile.children.cycles-pp.hrtimer_cancel
> 0.59 ± 5% -0.2 0.38 ± 5% perf-profile.children.cycles-pp.irqtime_account_process_tick
> 1.20 ± 3% -0.2 1.02 ± 5% perf-profile.children.cycles-pp.raw_spin_rq_lock_nested
> 0.86 ± 3% -0.2 0.70 ± 4% perf-profile.children.cycles-pp.__rseq_handle_notify_resume
> 2.16 ± 3% -0.2 2.00 ± 4% perf-profile.children.cycles-pp.stress_semaphore_sysv_thrash
> 0.55 ± 4% -0.1 0.40 ± 8% perf-profile.children.cycles-pp.tmigr_quick_check
> 0.49 ± 5% -0.1 0.34 ± 7% perf-profile.children.cycles-pp.__remove_hrtimer
> 0.31 ± 7% -0.1 0.16 ± 7% perf-profile.children.cycles-pp.tmigr_active_up
> 0.47 ± 4% -0.1 0.33 ± 7% perf-profile.children.cycles-pp.enqueue_hrtimer
> 0.37 ± 24% -0.1 0.24 ± 10% perf-profile.children.cycles-pp.__sysvec_call_function_single
> 0.88 ± 4% -0.1 0.76 ± 3% perf-profile.children.cycles-pp.dl_server_stop
> 0.62 ± 5% -0.1 0.50 ± 7% perf-profile.children.cycles-pp.rseq_ip_fixup
> 0.77 ± 2% -0.1 0.65 ± 5% perf-profile.children.cycles-pp.lookup_undo
> 0.36 ± 8% -0.1 0.25 ± 9% perf-profile.children.cycles-pp.timerqueue_add
> 1.49 ± 3% -0.1 1.38 ± 3% perf-profile.children.cycles-pp._raw_spin_lock_irqsave
> 0.78 ± 4% -0.1 0.69 ± 5% perf-profile.children.cycles-pp.__switch_to
> 0.62 ± 5% -0.1 0.53 ± 8% perf-profile.children.cycles-pp.entry_SYSCALL_64
> 0.43 ± 6% -0.1 0.35 ± 7% perf-profile.children.cycles-pp.finish_task_switch
> 0.32 ± 7% -0.1 0.23 ± 11% perf-profile.children.cycles-pp.put_pid
> 0.48 ± 3% -0.1 0.39 ± 6% perf-profile.children.cycles-pp.syscall_return_via_sysret
> 0.46 ± 3% -0.1 0.38 ± 6% perf-profile.children.cycles-pp.set_next_task_fair
> 0.34 ± 8% -0.1 0.27 ± 8% perf-profile.children.cycles-pp.timerqueue_del
> 0.40 ± 7% -0.1 0.32 ± 8% perf-profile.children.cycles-pp.rseq_get_rseq_cs
> 0.54 ± 5% -0.1 0.47 ± 5% perf-profile.children.cycles-pp.__switch_to_asm
> 0.37 ± 8% -0.1 0.30 ± 9% perf-profile.children.cycles-pp.__get_user_8
> 0.43 ± 5% -0.1 0.36 ± 6% perf-profile.children.cycles-pp.set_next_entity
> 0.32 ± 6% -0.1 0.26 ± 5% perf-profile.children.cycles-pp.get_timespec64
> 0.15 ± 18% -0.1 0.09 ± 17% perf-profile.children.cycles-pp.quiet_vmstat
> 0.35 ± 6% -0.1 0.29 ± 8% perf-profile.children.cycles-pp.os_xsave
> 0.26 ± 7% -0.1 0.20 ± 6% perf-profile.children.cycles-pp.hrtimer_get_next_event
> 0.44 ± 4% -0.1 0.38 ± 7% perf-profile.children.cycles-pp.restore_fpregs_from_fpstate
> 0.57 ± 6% -0.1 0.51 ± 3% perf-profile.children.cycles-pp.__enqueue_entity
> 0.32 ± 7% -0.1 0.26 ± 3% perf-profile.children.cycles-pp.tick_nohz_idle_enter
> 0.14 ± 18% -0.1 0.08 ± 18% perf-profile.children.cycles-pp.need_update
> 0.24 ± 9% -0.0 0.19 ± 10% perf-profile.children.cycles-pp.rb_erase
> 0.33 ± 4% -0.0 0.28 ± 7% perf-profile.children.cycles-pp.task_mm_cid_work
> 0.34 ± 5% -0.0 0.29 ± 6% perf-profile.children.cycles-pp.task_work_run
> 0.21 ± 16% -0.0 0.16 ± 12% perf-profile.children.cycles-pp.semop
> 0.24 ± 10% -0.0 0.19 ± 11% perf-profile.children.cycles-pp._raw_spin_unlock_irqrestore
> 0.11 ± 9% -0.0 0.07 ± 20% perf-profile.children.cycles-pp.hrtimer_update_next_event
> 0.13 ± 12% -0.0 0.09 ± 15% perf-profile.children.cycles-pp.rb_insert_color
> 0.16 ± 8% -0.0 0.12 ± 8% perf-profile.children.cycles-pp.do_smart_wakeup_zero
> 0.08 ± 11% -0.0 0.05 ± 34% perf-profile.children.cycles-pp.fpu_idle_fpregs
> 0.12 ± 9% -0.0 0.09 ± 11% perf-profile.children.cycles-pp.hrtimer_active
> 0.10 ± 20% +0.0 0.14 ± 11% perf-profile.children.cycles-pp._find_next_and_bit
> 0.18 ± 8% +0.0 0.22 ± 8% perf-profile.children.cycles-pp.avg_vruntime
> 0.03 ±100% +0.0 0.08 ± 12% perf-profile.children.cycles-pp.rcu_core
> 0.00 +0.1 0.05 ± 9% perf-profile.children.cycles-pp.write
> 0.26 ± 6% +0.1 0.32 ± 5% perf-profile.children.cycles-pp.place_entity
> 0.10 ± 14% +0.1 0.16 ± 11% perf-profile.children.cycles-pp.sched_balance_softirq
> 0.00 +0.1 0.06 ± 19% perf-profile.children.cycles-pp.rcu_pending
> 0.65 ± 4% +0.1 0.72 ± 4% perf-profile.children.cycles-pp.switch_fpu_return
> 0.06 ± 38% +0.1 0.13 ± 7% perf-profile.children.cycles-pp.__memcpy
> 0.00 +0.1 0.08 ± 16% perf-profile.children.cycles-pp.calc_global_load_tick
> 0.00 +0.1 0.08 ± 14% perf-profile.children.cycles-pp.rcu_sched_clock_irq
> 0.00 +0.1 0.09 ± 11% perf-profile.children.cycles-pp.update_dl_rq_load_avg
> 0.06 ± 9% +0.1 0.15 ± 18% perf-profile.children.cycles-pp._raw_spin_lock_irq
> 0.66 ± 3% +0.1 0.76 ± 3% perf-profile.children.cycles-pp.native_sched_clock
> 0.06 ± 35% +0.1 0.15 ± 11% perf-profile.children.cycles-pp.native_apic_msr_eoi
> 0.50 ± 4% +0.1 0.60 ± 5% perf-profile.children.cycles-pp.sched_clock
> 0.58 ± 4% +0.1 0.68 ± 5% perf-profile.children.cycles-pp.sched_clock_cpu
> 0.10 ± 13% +0.1 0.20 ± 5% perf-profile.children.cycles-pp.should_we_balance
> 0.01 ±299% +0.1 0.11 ± 18% perf-profile.children.cycles-pp.update_rt_rq_load_avg
> 0.10 ± 16% +0.1 0.20 ± 17% perf-profile.children.cycles-pp.wakeup_preempt
> 0.06 ± 11% +0.1 0.17 ± 12% perf-profile.children.cycles-pp.arch_cpu_idle_enter
> 0.08 ± 16% +0.1 0.20 ± 13% perf-profile.children.cycles-pp.run_ksoftirqd
> 0.04 ± 50% +0.1 0.16 ± 13% perf-profile.children.cycles-pp.tsc_verify_tsc_adjust
> 0.33 ± 4% +0.1 0.45 ± 7% perf-profile.children.cycles-pp.kthread
> 0.34 ± 4% +0.1 0.46 ± 7% perf-profile.children.cycles-pp.ret_from_fork
> 0.34 ± 5% +0.1 0.46 ± 7% perf-profile.children.cycles-pp.ret_from_fork_asm
> 1.15 ± 4% +0.1 1.28 ± 2% perf-profile.children.cycles-pp.update_rq_clock_task
> 0.21 ± 5% +0.1 0.34 ± 9% perf-profile.children.cycles-pp.smpboot_thread_fn
> 0.09 ± 16% +0.1 0.22 ± 7% perf-profile.children.cycles-pp.irqtime_account_irq
> 1.16 ± 6% +0.1 1.31 ± 4% perf-profile.children.cycles-pp.wake_affine
> 1.14 ± 6% +0.2 1.29 ± 4% perf-profile.children.cycles-pp.available_idle_cpu
> 1.21 ± 3% +0.2 1.38 ± 3% perf-profile.children.cycles-pp.__update_load_avg_se
> 0.45 ± 7% +0.2 0.63 ± 6% perf-profile.children.cycles-pp.__update_load_avg_cfs_rq
> 0.14 ± 13% +0.2 0.35 ± 3% perf-profile.children.cycles-pp.native_irq_return_iret
> 0.01 ±300% +0.2 0.22 ± 8% perf-profile.children.cycles-pp.arch_scale_freq_tick
> 0.16 ± 10% +0.3 0.42 ± 7% perf-profile.children.cycles-pp.update_other_load_avgs
> 1.95 ± 3% +0.3 2.23 ± 4% perf-profile.children.cycles-pp.clockevents_program_event
> 0.16 ± 11% +0.3 0.44 ± 7% perf-profile.children.cycles-pp.update_irq_load_avg
> 2.78 ± 3% +0.3 3.09 ± 2% perf-profile.children.cycles-pp.update_load_avg
> 0.77 ± 3% +0.3 1.11 ± 4% perf-profile.children.cycles-pp.update_sg_lb_stats
> 0.83 ± 18% +0.4 1.20 ± 6% perf-profile.children.cycles-pp.sysvec_call_function_single
> 0.85 ± 3% +0.4 1.23 ± 4% perf-profile.children.cycles-pp.update_sd_lb_stats
> 0.86 ± 3% +0.4 1.25 ± 4% perf-profile.children.cycles-pp.sched_balance_find_src_group
> 1.73 +0.5 2.21 ± 2% perf-profile.children.cycles-pp.tick_nohz_get_sleep_length
> 1.38 ± 2% +0.5 1.86 ± 3% perf-profile.children.cycles-pp.tick_nohz_next_event
> 2.76 ± 2% +0.5 3.25 ± 2% perf-profile.children.cycles-pp.menu_select
> 0.14 ± 14% +0.5 0.65 ± 6% perf-profile.children.cycles-pp.ktime_get_update_offsets_now
> 0.00 +0.5 0.50 ± 11% perf-profile.children.cycles-pp.timekeeping_max_deferment
> 0.13 ± 17% +0.5 0.64 ± 5% perf-profile.children.cycles-pp.sched_tick
> 0.06 ± 36% +0.5 0.58 ± 11% perf-profile.children.cycles-pp.tick_nohz_irq_exit
> 1.03 ± 4% +0.5 1.56 ± 2% perf-profile.children.cycles-pp.sched_balance_rq
> 0.02 ±124% +0.6 0.62 ± 18% perf-profile.children.cycles-pp.get_jiffies_update
> 0.22 ± 7% +0.6 0.83 ± 13% perf-profile.children.cycles-pp.tick_irq_enter
> 0.13 ± 12% +0.6 0.75 ± 14% perf-profile.children.cycles-pp.tmigr_requires_handle_remote
> 0.22 ± 6% +0.6 0.84 ± 13% perf-profile.children.cycles-pp.irq_enter_rcu
> 0.84 ± 5% +0.8 1.64 ± 2% perf-profile.children.cycles-pp.sched_balance_domains
> 1.39 ± 8% +1.0 2.39 ± 6% perf-profile.children.cycles-pp.__irq_exit_rcu
> 59.91 +1.1 61.00 perf-profile.children.cycles-pp.start_secondary
> 0.47 ± 6% +1.3 1.78 ± 6% perf-profile.children.cycles-pp.__update_blocked_fair
> 0.35 ± 8% +1.3 1.70 ± 7% perf-profile.children.cycles-pp.update_process_times
> 2.33 ± 2% +1.6 3.97 ± 5% perf-profile.children.cycles-pp.do_softirq
> 0.60 ± 6% +1.7 2.26 ± 7% perf-profile.children.cycles-pp.tick_nohz_handler
> 0.69 ± 4% +1.8 2.50 ± 6% perf-profile.children.cycles-pp.__hrtimer_run_queues
> 1.68 ± 3% +1.8 3.50 ± 4% perf-profile.children.cycles-pp.ktime_get
> 3.34 ± 2% +2.2 5.52 ± 4% perf-profile.children.cycles-pp._nohz_idle_balance
> 3.33 ± 2% +2.3 5.61 ± 4% perf-profile.children.cycles-pp.rest_init
> 3.33 ± 2% +2.3 5.61 ± 4% perf-profile.children.cycles-pp.start_kernel
> 3.33 ± 2% +2.3 5.61 ± 4% perf-profile.children.cycles-pp.x86_64_start_kernel
> 3.33 ± 2% +2.3 5.61 ± 4% perf-profile.children.cycles-pp.x86_64_start_reservations
> 1.00 ± 5% +2.6 3.58 ± 6% perf-profile.children.cycles-pp.sched_balance_update_blocked_averages
> 3.76 ± 2% +2.7 6.46 ± 3% perf-profile.children.cycles-pp.handle_softirqs
> 63.25 +3.4 66.61 perf-profile.children.cycles-pp.common_startup_64
> 63.25 +3.4 66.61 perf-profile.children.cycles-pp.cpu_startup_entry
> 63.15 +3.4 66.53 perf-profile.children.cycles-pp.do_idle
> 1.03 ± 4% +3.6 4.59 ± 5% perf-profile.children.cycles-pp.hrtimer_interrupt
> 1.08 ± 4% +3.7 4.75 ± 5% perf-profile.children.cycles-pp.__sysvec_apic_timer_interrupt
> 2.36 ± 4% +5.4 7.80 ± 4% perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt
> 2.60 ± 4% +5.9 8.50 ± 4% perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt
> 39.14 +6.3 45.39 perf-profile.children.cycles-pp.cpuidle_idle_call
> 32.01 +7.3 39.32 perf-profile.children.cycles-pp.cpuidle_enter_state
> 32.05 +7.3 39.36 perf-profile.children.cycles-pp.cpuidle_enter
> 1.78 ± 5% +8.4 10.20 ± 5% perf-profile.children.cycles-pp.intel_idle
> 16.20 -7.6 8.57 ± 5% perf-profile.self.cycles-pp.intel_idle_xstate
> 3.66 ± 2% -0.8 2.89 ± 3% perf-profile.self.cycles-pp._raw_spin_lock
> 1.46 ± 4% -0.6 0.89 ± 5% perf-profile.self.cycles-pp.lapic_next_deadline
> 2.61 ± 3% -0.5 2.09 ± 3% perf-profile.self.cycles-pp.switch_mm_irqs_off
> 1.16 ± 5% -0.5 0.65 ± 6% perf-profile.self.cycles-pp.nr_iowait_cpu
> 1.28 ± 3% -0.5 0.77 ± 6% perf-profile.self.cycles-pp.llist_reverse_order
> 3.67 -0.5 3.18 ± 2% perf-profile.self.cycles-pp.__do_semtimedop
> 0.52 ± 7% -0.4 0.11 ± 14% perf-profile.self.cycles-pp.__tmigr_cpu_activate
> 0.68 ± 7% -0.4 0.31 ± 11% perf-profile.self.cycles-pp.flush_smp_call_function_queue
> 1.51 ± 4% -0.3 1.21 ± 2% perf-profile.self.cycles-pp.call_function_single_prep_ipi
> 0.80 ± 7% -0.3 0.52 ± 3% perf-profile.self.cycles-pp.update_rq_clock
> 0.62 ± 7% -0.2 0.40 ± 5% perf-profile.self.cycles-pp.sched_ttwu_pending
> 1.33 ± 3% -0.2 1.11 ± 4% perf-profile.self.cycles-pp.update_queue
> 1.54 ± 2% -0.2 1.33 ± 2% perf-profile.self.cycles-pp.idle_cpu
> 0.58 ± 5% -0.2 0.38 ± 5% perf-profile.self.cycles-pp.irqtime_account_process_tick
> 0.52 ± 4% -0.2 0.33 ± 5% perf-profile.self.cycles-pp._nohz_idle_balance
> 0.73 ± 7% -0.2 0.57 ± 9% perf-profile.self.cycles-pp.do_idle
> 0.91 ± 5% -0.2 0.76 ± 5% perf-profile.self.cycles-pp.semtimedop
> 0.39 ± 6% -0.2 0.24 ± 7% perf-profile.self.cycles-pp.__flush_smp_call_function_queue
> 0.65 ± 6% -0.2 0.50 ± 7% perf-profile.self.cycles-pp.pick_next_task_fair
> 0.55 ± 4% -0.1 0.40 ± 8% perf-profile.self.cycles-pp.tmigr_quick_check
> 0.30 ± 6% -0.1 0.16 ± 7% perf-profile.self.cycles-pp.tmigr_active_up
> 0.87 ± 5% -0.1 0.75 ± 5% perf-profile.self.cycles-pp.enqueue_entity
> 0.24 ± 10% -0.1 0.13 ± 15% perf-profile.self.cycles-pp.tmigr_inactive_up
> 0.76 ± 2% -0.1 0.65 ± 5% perf-profile.self.cycles-pp.lookup_undo
> 1.44 ± 3% -0.1 1.33 ± 4% perf-profile.self.cycles-pp._raw_spin_lock_irqsave
> 0.34 ± 6% -0.1 0.25 ± 6% perf-profile.self.cycles-pp.__hrtimer_start_range_ns
> 0.75 ± 4% -0.1 0.66 ± 6% perf-profile.self.cycles-pp.__switch_to
> 0.28 ± 9% -0.1 0.19 ± 4% perf-profile.self.cycles-pp.hrtimer_start_range_ns
> 0.55 ± 2% -0.1 0.46 ± 4% perf-profile.self.cycles-pp.syscall_exit_to_user_mode
> 0.60 ± 5% -0.1 0.51 ± 5% perf-profile.self.cycles-pp._copy_from_user
> 0.24 ± 6% -0.1 0.16 ± 9% perf-profile.self.cycles-pp.timerqueue_add
> 0.44 ± 3% -0.1 0.36 ± 6% perf-profile.self.cycles-pp.do_semtimedop
> 0.53 ± 5% -0.1 0.46 ± 5% perf-profile.self.cycles-pp.__switch_to_asm
> 0.26 ± 9% -0.1 0.18 ± 8% perf-profile.self.cycles-pp.__get_next_timer_interrupt
> 0.36 ± 8% -0.1 0.30 ± 9% perf-profile.self.cycles-pp.__get_user_8
> 0.35 ± 6% -0.1 0.29 ± 7% perf-profile.self.cycles-pp.os_xsave
> 0.44 ± 4% -0.1 0.38 ± 7% perf-profile.self.cycles-pp.restore_fpregs_from_fpstate
> 0.32 ± 6% -0.1 0.26 ± 6% perf-profile.self.cycles-pp.entry_SYSCALL_64_after_hwframe
> 0.15 ± 5% -0.1 0.10 ± 6% perf-profile.self.cycles-pp.__remove_hrtimer
> 0.27 ± 6% -0.0 0.22 ± 10% perf-profile.self.cycles-pp.select_task_rq_fair
> 0.29 ± 5% -0.0 0.25 ± 7% perf-profile.self.cycles-pp.do_syscall_64
> 0.19 ± 9% -0.0 0.15 ± 9% perf-profile.self.cycles-pp.hrtimer_try_to_cancel
> 0.24 ± 8% -0.0 0.20 ± 9% perf-profile.self.cycles-pp.__x64_sys_semtimedop
> 0.30 ± 5% -0.0 0.25 ± 6% perf-profile.self.cycles-pp.task_mm_cid_work
> 0.11 ± 10% -0.0 0.07 ± 39% perf-profile.self.cycles-pp.clockevents_program_event
> 0.26 ± 5% -0.0 0.22 ± 7% perf-profile.self.cycles-pp.finish_task_switch
> 0.08 ± 13% -0.0 0.04 ± 50% perf-profile.self.cycles-pp.fpu_idle_fpregs
> 0.24 ± 4% -0.0 0.20 ± 8% perf-profile.self.cycles-pp.dequeue_entity
> 0.15 ± 7% -0.0 0.12 ± 10% perf-profile.self.cycles-pp.schedule_idle
> 0.14 ± 7% -0.0 0.12 ± 8% perf-profile.self.cycles-pp.__hrtimer_next_event_base
> 0.07 ± 14% +0.0 0.10 ± 15% perf-profile.self.cycles-pp.list_add_leaf_cfs_rq
> 0.17 ± 8% +0.0 0.21 ± 8% perf-profile.self.cycles-pp.avg_vruntime
> 0.05 ± 52% +0.0 0.09 ± 11% perf-profile.self.cycles-pp.sched_balance_rq
> 0.09 ± 15% +0.0 0.14 ± 16% perf-profile.self.cycles-pp.tmigr_requires_handle_remote
> 0.00 +0.1 0.06 ± 14% perf-profile.self.cycles-pp.sched_tick
> 0.05 ± 39% +0.1 0.12 ± 8% perf-profile.self.cycles-pp.__memcpy
> 0.00 +0.1 0.08 ± 19% perf-profile.self.cycles-pp.calc_global_load_tick
> 0.00 +0.1 0.08 ± 13% perf-profile.self.cycles-pp.update_dl_rq_load_avg
> 0.05 ± 36% +0.1 0.15 ± 12% perf-profile.self.cycles-pp.native_apic_msr_eoi
> 0.63 ± 3% +0.1 0.73 ± 4% perf-profile.self.cycles-pp.native_sched_clock
> 0.05 ± 34% +0.1 0.15 ± 18% perf-profile.self.cycles-pp._raw_spin_lock_irq
> 0.02 ±153% +0.1 0.12 ± 13% perf-profile.self.cycles-pp.irqtime_account_irq
> 0.01 ±299% +0.1 0.11 ± 18% perf-profile.self.cycles-pp.update_rt_rq_load_avg
> 0.08 ± 20% +0.1 0.20 ± 16% perf-profile.self.cycles-pp.wakeup_preempt
> 0.36 ± 8% +0.1 0.49 ± 9% perf-profile.self.cycles-pp.ttwu_queue_wakelist
> 0.21 ± 9% +0.1 0.34 ± 9% perf-profile.self.cycles-pp.switch_fpu_return
> 0.01 ±300% +0.1 0.14 ± 15% perf-profile.self.cycles-pp.tsc_verify_tsc_adjust
> 1.13 ± 6% +0.2 1.28 ± 4% perf-profile.self.cycles-pp.available_idle_cpu
> 0.24 ± 9% +0.2 0.39 ± 8% perf-profile.self.cycles-pp.tick_nohz_next_event
> 0.21 ± 10% +0.2 0.37 ± 7% perf-profile.self.cycles-pp.dequeue_entities
> 1.17 ± 4% +0.2 1.34 ± 3% perf-profile.self.cycles-pp.__update_load_avg_se
> 0.42 ± 8% +0.2 0.60 ± 6% perf-profile.self.cycles-pp.__update_load_avg_cfs_rq
> 0.31 ± 6% +0.2 0.51 ± 6% perf-profile.self.cycles-pp.enqueue_task_fair
> 0.14 ± 13% +0.2 0.35 ± 3% perf-profile.self.cycles-pp.native_irq_return_iret
> 0.01 ±300% +0.2 0.22 ± 8% perf-profile.self.cycles-pp.arch_scale_freq_tick
> 0.22 ± 9% +0.2 0.46 ± 6% perf-profile.self.cycles-pp.sched_balance_domains
> 0.15 ± 9% +0.3 0.43 ± 7% perf-profile.self.cycles-pp.update_irq_load_avg
> 0.03 ± 82% +0.3 0.34 ± 13% perf-profile.self.cycles-pp.tick_nohz_handler
> 0.57 ± 3% +0.3 0.88 ± 6% perf-profile.self.cycles-pp.update_sg_lb_stats
> 0.14 ± 9% +0.4 0.56 ± 11% perf-profile.self.cycles-pp.sched_balance_update_blocked_averages
> 0.13 ± 13% +0.5 0.60 ± 6% perf-profile.self.cycles-pp.ktime_get_update_offsets_now
> 0.00 +0.5 0.50 ± 11% perf-profile.self.cycles-pp.timekeeping_max_deferment
> 0.51 ± 6% +0.5 1.04 ± 5% perf-profile.self.cycles-pp.cpuidle_enter_state
> 0.02 ±124% +0.6 0.62 ± 18% perf-profile.self.cycles-pp.get_jiffies_update
> 0.24 ± 9% +0.7 0.91 ± 7% perf-profile.self.cycles-pp.__update_blocked_fair
> 0.78 ± 5% +1.9 2.67 ± 5% perf-profile.self.cycles-pp.ktime_get
> 1.78 ± 5% +8.4 10.20 ± 5% perf-profile.self.cycles-pp.intel_idle
>
>
> ***************************************************************************************************
> lkp-icl-2sp4: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory
> =========================================================================================
> compiler/cpufreq_governor/disk/fs/kconfig/nr_threads/rootfs/tbox_group/test/testcase/testtime:
> gcc-12/performance/1HDD/btrfs/x86_64-rhel-9.4/100%/debian-12-x86_64-20240206.cgz/lkp-icl-2sp4/fcntl/stress-ng/60s
>
> commit:
> 8de7606f0f ("cpuidle: menu: Eliminate outliers on both ends of the sample set")
> 85975daeaa ("cpuidle: menu: Avoid discarding useful information")
>
> 8de7606f0fe2bf5a 85975daeaa4d6ec560bfcd354fc
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 543988 ± 20% +54.1% 838269 ± 13% numa-meminfo.node1.Shmem
> 12730 ± 29% -31.9% 8669 ± 8% uptime.idle
> 6.73e+09 ± 14% -41.1% 3.964e+09 ± 18% cpuidle..time
> 13333824 +61.2% 21490444 ± 18% cpuidle..usage
> 81.34 ± 2% -37.5% 50.80 ± 16% iostat.cpu.idle
> 17.99 ± 9% +168.9% 48.38 ± 17% iostat.cpu.system
> 454164 ± 20% +31.2% 596074 ± 10% numa-numastat.node1.local_node
> 507986 ± 13% +30.4% 662329 ± 8% numa-numastat.node1.numa_hit
> 135917 ± 20% +54.3% 209698 ± 13% numa-vmstat.node1.nr_shmem
> 506585 ± 13% +30.7% 662186 ± 8% numa-vmstat.node1.numa_hit
> 452763 ± 20% +31.6% 595931 ± 10% numa-vmstat.node1.numa_local
> 1634214 +22.1% 1995390 ± 2% meminfo.Active
> 1634214 +22.1% 1995390 ± 2% meminfo.Active(anon)
> 2524592 ± 3% +15.6% 2917394 meminfo.Committed_AS
> 352408 ± 8% +34.6% 474413 ± 6% meminfo.Mapped
> 714515 ± 4% +48.5% 1061286 ± 4% meminfo.Shmem
> 80.86 ± 2% -31.6 49.26 ± 18% mpstat.cpu.all.idle%
> 0.16 ± 9% +0.1 0.26 ± 6% mpstat.cpu.all.irq%
> 0.08 ± 8% -0.0 0.04 ± 10% mpstat.cpu.all.soft%
> 18.23 ± 9% +31.4 49.61 ± 17% mpstat.cpu.all.sys%
> 0.68 ± 20% +0.2 0.83 ± 4% mpstat.cpu.all.usr%
> 81.36 ± 2% -37.5% 50.82 ± 16% vmstat.cpu.id
> 17.98 ± 9% +169.1% 48.38 ± 17% vmstat.cpu.sy
> 23.31 ± 10% +171.3% 63.25 ± 17% vmstat.procs.r
> 397622 ± 10% +42.3% 565625 ± 17% vmstat.system.cs
> 93674 ± 9% +140.8% 225582 ± 11% vmstat.system.in
> 4877304 +28.8% 6283702 ± 2% stress-ng.fcntl.ops
> 81287 +28.8% 104727 ± 2% stress-ng.fcntl.ops_per_sec
> 5942 ± 4% +46.2% 8688 ± 19% stress-ng.time.involuntary_context_switches
> 2498 ± 6% +162.5% 6558 ± 17% stress-ng.time.percent_of_cpu_this_job_got
> 1484 ± 7% +164.3% 3924 ± 17% stress-ng.time.system_time
> 13148151 +37.6% 18086055 ± 17% stress-ng.time.voluntary_context_switches
> 408609 +22.1% 498989 ± 2% proc-vmstat.nr_active_anon
> 1079717 +8.0% 1166491 proc-vmstat.nr_file_pages
> 88454 ± 8% +34.6% 119063 ± 6% proc-vmstat.nr_mapped
> 4314 ± 7% +7.2% 4624 ± 2% proc-vmstat.nr_page_table_pages
> 178676 ± 4% +48.6% 265451 ± 4% proc-vmstat.nr_shmem
> 408609 +22.1% 498989 ± 2% proc-vmstat.nr_zone_active_anon
> 22708 ± 23% +329.9% 97622 ± 20% proc-vmstat.numa_hint_faults
> 10392 ± 45% +366.1% 48435 ± 24% proc-vmstat.numa_hint_faults_local
> 864151 +18.6% 1025244 ± 3% proc-vmstat.numa_hit
> 731734 ± 2% +21.6% 889707 ± 3% proc-vmstat.numa_local
> 107144 ± 9% +24.0% 132852 ± 5% proc-vmstat.numa_pages_migrated
> 489942 ± 5% +36.9% 670847 ± 5% proc-vmstat.numa_pte_updates
> 1075821 +16.2% 1250280 ± 2% proc-vmstat.pgalloc_normal
> 640754 ± 4% +13.3% 725943 ± 2% proc-vmstat.pgfault
> 107144 ± 9% +24.0% 132852 ± 5% proc-vmstat.pgmigrate_success
> 184706 ± 31% +477.1% 1065853 ± 37% sched_debug.cfs_rq:/.avg_vruntime.min
> 0.16 ± 10% +163.6% 0.41 ± 34% sched_debug.cfs_rq:/.h_nr_running.avg
> 184706 ± 31% +477.1% 1065853 ± 37% sched_debug.cfs_rq:/.min_vruntime.min
> 0.16 ± 11% +160.8% 0.41 ± 33% sched_debug.cfs_rq:/.nr_running.avg
> 1.02e+08 ± 79% -83.5% 16827421 ±223% sched_debug.cfs_rq:/.runnable_avg.max
> 9759128 ± 82% -78.9% 2057502 ±223% sched_debug.cfs_rq:/.runnable_avg.stddev
> 195.69 ± 3% +146.1% 481.50 ± 30% sched_debug.cfs_rq:/.util_avg.avg
> 908.42 ± 10% +32.4% 1202 ± 16% sched_debug.cfs_rq:/.util_avg.max
> 26.45 ± 11% +1051.2% 304.45 ± 67% sched_debug.cfs_rq:/.util_est.avg
> 448.08 ± 16% +90.4% 853.25 ± 36% sched_debug.cfs_rq:/.util_est.max
> 655077 -24.8% 492469 ± 10% sched_debug.cpu.avg_idle.avg
> 39564 ± 41% -62.6% 14795 ± 94% sched_debug.cpu.avg_idle.min
> 863.02 -16.1% 723.82 sched_debug.cpu.clock_task.stddev
> 646.44 ± 12% +180.3% 1812 ± 37% sched_debug.cpu.curr->pid.avg
> 0.00 ± 17% +76.2% 0.00 ± 43% sched_debug.cpu.next_balance.stddev
> 0.15 ± 11% +163.3% 0.41 ± 35% sched_debug.cpu.nr_running.avg
> 102225 +37.3% 140355 ± 16% sched_debug.cpu.nr_switches.avg
> 112896 +42.0% 160335 ± 10% sched_debug.cpu.nr_switches.max
> 3807 ± 8% +77.5% 6759 ± 16% sched_debug.cpu.nr_switches.stddev
> 2.08 -42.2% 1.20 ± 16% perf-stat.i.MPKI
> 3.949e+09 ± 11% +140.8% 9.51e+09 ± 24% perf-stat.i.branch-instructions
> 2.99 ± 2% -2.3 0.69 ± 8% perf-stat.i.branch-miss-rate%
> 1.087e+08 ± 15% -54.7% 49234912 ± 3% perf-stat.i.branch-misses
> 7.00 ± 5% +22.5 29.55 ± 2% perf-stat.i.cache-miss-rate%
> 32652924 ± 10% +18.9% 38827999 ± 5% perf-stat.i.cache-misses
> 4.773e+08 ± 10% -71.3% 1.37e+08 ± 5% perf-stat.i.cache-references
> 416502 ± 10% +42.5% 593579 ± 17% perf-stat.i.context-switches
> 4.47 ± 4% +27.8% 5.71 ± 7% perf-stat.i.cpi
> 7.788e+10 ± 9% +186.9% 2.235e+11 ± 16% perf-stat.i.cpu-cycles
> 2398 ± 7% +164.0% 6331 ± 26% perf-stat.i.cycles-between-cache-misses
> 1.747e+10 ± 11% +148.7% 4.344e+10 ± 27% perf-stat.i.instructions
> 0.25 ± 15% -25.0% 0.18 ± 8% perf-stat.i.ipc
> 7461 ± 7% +24.7% 9305 ± 3% perf-stat.i.minor-faults
> 7461 ± 7% +24.7% 9305 ± 3% perf-stat.i.page-faults
> 1.88 ± 6% -56.6% 0.82 ± 56% perf-stat.overall.MPKI
> 2.74 ± 10% -2.3 0.46 ± 54% perf-stat.overall.branch-miss-rate%
> 0.22 ± 2% -28.9% 0.16 ± 46% perf-stat.overall.ipc
> 1.067e+08 ± 15% -62.4% 40070510 ± 44% perf-stat.ps.branch-misses
> 4.693e+08 ± 10% -76.1% 1.12e+08 ± 45% perf-stat.ps.cache-references
> 0.11 ± 5% -91.7% 0.01 ± 41% perf-sched.sch_delay.avg.ms.__cond_resched.fcntl_setlk.do_fcntl.__x64_sys_fcntl.do_syscall_64
> 0.18 ± 26% -99.1% 0.00 ±141% perf-sched.sch_delay.avg.ms.__cond_resched.kmem_cache_alloc_noprof.posix_lock_inode.fcntl_setlk.do_fcntl
> 0.11 ± 14% -89.1% 0.01 ± 78% perf-sched.sch_delay.avg.ms.__cond_resched.stop_one_cpu.migrate_task_to.task_numa_migrate.isra
> 0.11 ± 24% -83.9% 0.02 ± 43% perf-sched.sch_delay.avg.ms.__cond_resched.stop_one_cpu.sched_exec.bprm_execve.part
> 0.06 ± 36% -86.8% 0.01 ± 61% perf-sched.sch_delay.avg.ms.__x64_sys_pause.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown]
> 0.17 ± 15% -83.2% 0.03 ± 82% perf-sched.sch_delay.avg.ms.devkmsg_read.vfs_read.ksys_read.do_syscall_64
> 0.04 ± 23% -81.5% 0.01 ± 14% perf-sched.sch_delay.avg.ms.do_wait.kernel_wait4.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.13 -89.1% 0.01 ± 6% perf-sched.sch_delay.avg.ms.fcntl_setlk.do_fcntl.__x64_sys_fcntl.do_syscall_64
> 0.09 ± 19% -89.6% 0.01 ± 26% perf-sched.sch_delay.avg.ms.pipe_read.vfs_read.ksys_read.do_syscall_64
> 0.06 ± 35% -85.0% 0.01 ± 58% perf-sched.sch_delay.avg.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
> 0.07 ± 39% -80.1% 0.01 ± 82% perf-sched.sch_delay.avg.ms.schedule_hrtimeout_range.ep_poll.do_epoll_wait.__x64_sys_epoll_wait
> 0.07 ± 23% -90.8% 0.01 ± 38% perf-sched.sch_delay.avg.ms.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.do_truncate
> 0.08 ± 16% -89.8% 0.01 ± 44% perf-sched.sch_delay.avg.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone
> 0.04 ± 31% -81.4% 0.01 ± 62% perf-sched.sch_delay.avg.ms.schedule_timeout.kcompactd.kthread.ret_from_fork
> 0.06 ± 16% -87.6% 0.01 ± 21% perf-sched.sch_delay.avg.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread
> 0.09 ± 2% -87.4% 0.01 ± 42% perf-sched.sch_delay.avg.ms.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown]
> 0.06 ± 36% -85.3% 0.01 ± 78% perf-sched.sch_delay.avg.ms.wait_for_partner.fifo_open.do_dentry_open.vfs_open
> 0.05 ± 7% -35.1% 0.03 ± 18% perf-sched.sch_delay.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 0.28 ± 19% -99.3% 0.00 ±142% perf-sched.sch_delay.max.ms.__cond_resched.kmem_cache_alloc_noprof.posix_lock_inode.fcntl_setlk.do_fcntl
> 0.35 ± 17% -66.2% 0.12 ± 94% perf-sched.sch_delay.max.ms.__cond_resched.stop_one_cpu.migrate_task_to.task_numa_migrate.isra
> 0.44 ± 12% -44.0% 0.25 ± 31% perf-sched.sch_delay.max.ms.__cond_resched.stop_one_cpu.sched_exec.bprm_execve.part
> 0.25 ± 25% -88.0% 0.03 ±154% perf-sched.sch_delay.max.ms.__x64_sys_pause.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown]
> 0.24 ± 29% -72.6% 0.07 ± 98% perf-sched.sch_delay.max.ms.devkmsg_read.vfs_read.ksys_read.do_syscall_64
> 0.43 ± 12% -66.4% 0.14 ± 84% perf-sched.sch_delay.max.ms.do_wait.kernel_wait4.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.27 ± 20% -73.7% 0.07 ±129% perf-sched.sch_delay.max.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
> 0.38 ± 15% -49.4% 0.19 ± 65% perf-sched.sch_delay.max.ms.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.do_truncate
> 0.44 ± 10% -63.0% 0.16 ± 67% perf-sched.sch_delay.max.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone
> 0.39 ± 5% -50.9% 0.19 ± 65% perf-sched.sch_delay.max.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread
> 0.39 ± 13% -74.6% 0.10 ±102% perf-sched.sch_delay.max.ms.wait_for_partner.fifo_open.do_dentry_open.vfs_open
> 0.13 -88.7% 0.01 ± 6% perf-sched.total_sch_delay.average.ms
> 2.41 -33.5% 1.61 ± 2% perf-sched.total_wait_and_delay.average.ms
> 754294 +45.1% 1094575 perf-sched.total_wait_and_delay.count.ms
> 2.29 -30.5% 1.59 ± 2% perf-sched.total_wait_time.average.ms
> 0.79 -52.6% 0.37 perf-sched.wait_and_delay.avg.ms.fcntl_setlk.do_fcntl.__x64_sys_fcntl.do_syscall_64
> 4.23 ± 3% -31.1% 2.91 ± 6% perf-sched.wait_and_delay.avg.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
> 748247 +45.5% 1088339 perf-sched.wait_and_delay.count.fcntl_setlk.do_fcntl.__x64_sys_fcntl.do_syscall_64
> 0.66 ± 4% -43.2% 0.38 ± 7% perf-sched.wait_time.avg.ms.__cond_resched.fcntl_setlk.do_fcntl.__x64_sys_fcntl.do_syscall_64
> 0.83 ± 36% -95.7% 0.04 ±187% perf-sched.wait_time.avg.ms.__cond_resched.kmem_cache_alloc_noprof.posix_lock_inode.fcntl_setlk.do_fcntl
> 0.35 ± 8% -22.9% 0.27 ± 3% perf-sched.wait_time.avg.ms.do_wait.kernel_wait4.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.66 -45.7% 0.36 perf-sched.wait_time.avg.ms.fcntl_setlk.do_fcntl.__x64_sys_fcntl.do_syscall_64
> 4.17 ± 2% -30.3% 2.90 ± 6% perf-sched.wait_time.avg.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
> 0.42 ± 34% -62.8% 0.16 ± 24% perf-sched.wait_time.avg.ms.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.do_truncate
> 0.75 ± 7% -26.7% 0.55 perf-sched.wait_time.avg.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone
> 0.53 ± 4% -46.2% 0.28 ± 5% perf-sched.wait_time.avg.ms.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown]
> 0.02 ± 87% -81.0% 0.00 ± 56% perf-sched.wait_time.avg.ms.wait_for_partner.fifo_open.do_dentry_open.vfs_open
> 1.42 ± 41% -96.6% 0.05 ±196% perf-sched.wait_time.max.ms.__cond_resched.kmem_cache_alloc_noprof.posix_lock_inode.fcntl_setlk.do_fcntl
> 0.29 ± 38% -79.8% 0.06 ±133% perf-sched.wait_time.max.ms.wait_for_partner.fifo_open.do_dentry_open.vfs_open
> 11.37 -8.4 3.01 ± 55% perf-profile.calltrace.cycles-pp.common_startup_64
> 11.05 -8.1 2.98 ± 55% perf-profile.calltrace.cycles-pp.start_secondary.common_startup_64
> 11.04 -8.1 2.98 ± 55% perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.common_startup_64
> 11.03 -8.0 2.98 ± 55% perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 7.37 -5.3 2.11 ± 63% perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 5.53 -3.6 1.93 ± 63% perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary
> 5.47 -3.6 1.90 ± 63% perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry
> 4.62 -3.3 1.36 ± 74% perf-profile.calltrace.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
> 2.54 -1.4 1.10 ± 19% perf-profile.calltrace.cycles-pp.notify_change.do_truncate.do_ftruncate.do_sys_ftruncate.do_syscall_64
> 1.91 -1.4 0.48 ± 73% perf-profile.calltrace.cycles-pp.schedule.fcntl_setlk.do_fcntl.__x64_sys_fcntl.do_syscall_64
> 1.84 -1.4 0.46 ± 73% perf-profile.calltrace.cycles-pp.__schedule.schedule.fcntl_setlk.do_fcntl.__x64_sys_fcntl
> 1.68 -1.4 0.33 ±100% perf-profile.calltrace.cycles-pp.flush_smp_call_function_queue.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 2.35 -1.3 1.02 ± 19% perf-profile.calltrace.cycles-pp.btrfs_setattr.notify_change.do_truncate.do_ftruncate.do_sys_ftruncate
> 1.54 -1.2 0.32 ±100% perf-profile.calltrace.cycles-pp.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry.start_secondary
> 2.00 -1.2 0.80 ± 22% perf-profile.calltrace.cycles-pp.btrfs_setsize.btrfs_setattr.notify_change.do_truncate.do_ftruncate
> 1.40 -1.1 0.27 ±100% perf-profile.calltrace.cycles-pp.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry
> 1.82 -1.1 0.74 ± 22% perf-profile.calltrace.cycles-pp.btrfs_truncate.btrfs_setsize.btrfs_setattr.notify_change.do_truncate
> 1.72 ± 2% -0.9 0.86 ± 10% perf-profile.calltrace.cycles-pp.rwsem_spin_on_owner.rwsem_optimistic_spin.rwsem_down_write_slowpath.down_write.do_truncate
> 11.37 -8.4 3.01 ± 55% perf-profile.children.cycles-pp.common_startup_64
> 11.37 -8.4 3.01 ± 55% perf-profile.children.cycles-pp.cpu_startup_entry
> 11.36 -8.4 3.00 ± 55% perf-profile.children.cycles-pp.do_idle
> 11.05 -8.1 2.98 ± 55% perf-profile.children.cycles-pp.start_secondary
> 7.49 -5.3 2.21 ± 56% perf-profile.children.cycles-pp.cpuidle_idle_call
> 5.63 -3.6 2.01 ± 56% perf-profile.children.cycles-pp.cpuidle_enter
> 5.60 -3.6 2.00 ± 56% perf-profile.children.cycles-pp.cpuidle_enter_state
> 4.67 -3.2 1.48 ± 59% perf-profile.children.cycles-pp.intel_idle
> 2.88 -2.1 0.78 ± 48% perf-profile.children.cycles-pp.__schedule
> 2.55 -1.4 1.11 ± 19% perf-profile.children.cycles-pp.notify_change
> 1.88 -1.4 0.44 ± 54% perf-profile.children.cycles-pp.flush_smp_call_function_queue
> 1.92 -1.4 0.55 ± 48% perf-profile.children.cycles-pp.schedule
> 2.35 -1.3 1.02 ± 19% perf-profile.children.cycles-pp.btrfs_setattr
> 2.00 -1.2 0.80 ± 22% perf-profile.children.cycles-pp.btrfs_setsize
> 1.58 -1.1 0.44 ± 53% perf-profile.children.cycles-pp.__flush_smp_call_function_queue
> 1.82 -1.1 0.74 ± 22% perf-profile.children.cycles-pp.btrfs_truncate
> 1.44 -1.1 0.37 ± 53% perf-profile.children.cycles-pp.sched_ttwu_pending
> 1.24 -1.0 0.28 ± 53% perf-profile.children.cycles-pp.ttwu_do_activate
> 1.19 -0.9 0.27 ± 53% perf-profile.children.cycles-pp.enqueue_task
> 1.14 -0.9 0.27 ± 53% perf-profile.children.cycles-pp.enqueue_task_fair
> 1.72 ± 2% -0.9 0.86 ± 10% perf-profile.children.cycles-pp.rwsem_spin_on_owner
> 1.04 -0.8 0.22 ± 51% perf-profile.children.cycles-pp.try_to_block_task
> 1.00 -0.8 0.22 ± 51% perf-profile.children.cycles-pp.dequeue_task_fair
> 1.02 -0.8 0.26 ± 50% perf-profile.children.cycles-pp.schedule_idle
> 0.96 -0.8 0.21 ± 50% perf-profile.children.cycles-pp.dequeue_entities
> 0.76 -0.7 0.06 ± 73% perf-profile.children.cycles-pp.hrtimer_start_range_ns
> 0.72 ± 2% -0.7 0.05 ± 74% perf-profile.children.cycles-pp.tick_nohz_idle_exit
> 0.99 -0.6 0.36 ± 54% perf-profile.children.cycles-pp.__locks_wake_up_blocks
> 0.95 -0.6 0.34 ± 53% perf-profile.children.cycles-pp.__wake_up
> 0.73 -0.6 0.14 ± 74% perf-profile.children.cycles-pp.menu_select
> 0.88 -0.6 0.30 ± 46% perf-profile.children.cycles-pp.__pick_next_task
> 0.87 -0.6 0.29 ± 53% perf-profile.children.cycles-pp.__wake_up_common
> 0.79 -0.5 0.26 ± 52% perf-profile.children.cycles-pp.autoremove_wake_function
> 0.78 -0.5 0.27 ± 45% perf-profile.children.cycles-pp.try_to_wake_up
> 0.64 -0.5 0.15 ± 60% perf-profile.children.cycles-pp.dequeue_entity
> 0.54 -0.5 0.05 ± 75% perf-profile.children.cycles-pp.__hrtimer_start_range_ns
> 0.61 -0.5 0.14 ± 43% perf-profile.children.cycles-pp.locks_delete_lock_ctx
> 0.60 ± 2% -0.5 0.14 ± 43% perf-profile.children.cycles-pp.locks_unlink_lock_ctx
> 0.74 ± 2% -0.4 0.29 ± 45% perf-profile.children.cycles-pp.pick_next_task_fair
> 0.56 ± 2% -0.4 0.11 ± 73% perf-profile.children.cycles-pp.enqueue_entity
> 0.78 -0.4 0.34 ± 18% perf-profile.children.cycles-pp.clear_bhb_loop
> 0.52 -0.4 0.15 ± 43% perf-profile.children.cycles-pp.update_load_avg
> 0.42 ± 3% -0.4 0.07 ± 72% perf-profile.children.cycles-pp.handle_softirqs
> 0.52 -0.3 0.19 ± 24% perf-profile.children.cycles-pp.syscall_exit_to_user_mode
> 0.37 -0.3 0.07 ± 73% perf-profile.children.cycles-pp.tick_nohz_get_sleep_length
> 0.37 -0.3 0.09 ± 74% perf-profile.children.cycles-pp.dl_server_start
> 0.44 ± 3% -0.3 0.16 ± 27% perf-profile.children.cycles-pp.start_transaction
> 0.36 ± 2% -0.3 0.08 ± 74% perf-profile.children.cycles-pp.enqueue_dl_entity
> 0.30 ± 2% -0.3 0.03 ±100% perf-profile.children.cycles-pp.switch_mm_irqs_off
> 0.40 ± 2% -0.3 0.14 ± 8% perf-profile.children.cycles-pp.kmem_cache_alloc_noprof
> 0.28 ± 2% -0.2 0.05 ± 72% perf-profile.children.cycles-pp.update_curr
> 0.88 -0.2 0.65 ± 22% perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt
> 0.27 -0.2 0.05 ± 74% perf-profile.children.cycles-pp.tick_nohz_next_event
> 0.83 -0.2 0.61 ± 21% perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt
> 0.47 -0.2 0.25 ± 52% perf-profile.children.cycles-pp._raw_spin_lock_irqsave
> 0.49 ± 2% -0.2 0.28 ± 18% perf-profile.children.cycles-pp.btrfs_update_inode
> 0.24 -0.2 0.04 ±100% perf-profile.children.cycles-pp.dl_server_stop
> 0.32 ± 2% -0.2 0.12 ± 23% perf-profile.children.cycles-pp.btrfs_truncate_inode_items
> 0.30 ± 3% -0.2 0.09 ± 11% perf-profile.children.cycles-pp.kmem_cache_free
> 0.31 -0.2 0.11 ± 73% perf-profile.children.cycles-pp.ttwu_queue_wakelist
> 0.53 -0.2 0.33 ± 4% perf-profile.children.cycles-pp.__hrtimer_run_queues
> 0.23 ± 2% -0.2 0.04 ±100% perf-profile.children.cycles-pp.hrtimer_try_to_cancel
> 0.25 ± 3% -0.2 0.06 ± 73% perf-profile.children.cycles-pp.select_task_rq
> 0.50 -0.2 0.32 ± 4% perf-profile.children.cycles-pp.tick_nohz_handler
> 0.32 ± 2% -0.2 0.15 ± 21% perf-profile.children.cycles-pp.entry_SYSRETQ_unsafe_stack
> 0.22 ± 3% -0.2 0.05 ± 74% perf-profile.children.cycles-pp.select_task_rq_fair
> 0.22 ± 3% -0.2 0.06 ± 73% perf-profile.children.cycles-pp.set_next_task_fair
> 0.45 -0.2 0.29 ± 2% perf-profile.children.cycles-pp.update_process_times
> 0.36 ± 3% -0.2 0.19 ± 43% perf-profile.children.cycles-pp.sched_balance_newidle
> 0.63 -0.2 0.47 ± 12% perf-profile.children.cycles-pp.__sysvec_apic_timer_interrupt
> 0.62 -0.2 0.46 ± 12% perf-profile.children.cycles-pp.hrtimer_interrupt
> 0.24 -0.1 0.09 ± 74% perf-profile.children.cycles-pp.__smp_call_single_queue
> 0.36 ± 3% -0.1 0.22 ± 19% perf-profile.children.cycles-pp.btrfs_delayed_update_inode
> 0.18 ± 2% -0.1 0.03 ±100% perf-profile.children.cycles-pp.__update_load_avg_se
> 0.20 ± 2% -0.1 0.05 ± 74% perf-profile.children.cycles-pp.start_dl_timer
> 0.23 ± 2% -0.1 0.09 ± 23% perf-profile.children.cycles-pp.btrfs_search_slot
> 0.18 ± 2% -0.1 0.04 ± 72% perf-profile.children.cycles-pp.prepare_task_switch
> 0.18 ± 5% -0.1 0.05 ± 75% perf-profile.children.cycles-pp.set_next_entity
> 0.24 -0.1 0.11 ± 31% perf-profile.children.cycles-pp.clockevents_program_event
> 0.32 ± 3% -0.1 0.20 ± 44% perf-profile.children.cycles-pp.sched_balance_rq
> 0.20 ± 2% -0.1 0.08 ± 53% perf-profile.children.cycles-pp.raw_spin_rq_lock_nested
> 0.23 ± 2% -0.1 0.11 ± 74% perf-profile.children.cycles-pp.prepare_to_wait_event
> 0.16 ± 2% -0.1 0.04 ± 71% perf-profile.children.cycles-pp.kill
> 0.16 ± 3% -0.1 0.04 ± 71% perf-profile.children.cycles-pp.getpgrp
> 0.22 ± 2% -0.1 0.11 ± 74% perf-profile.children.cycles-pp.__locks_insert_block
> 0.14 ± 2% -0.1 0.04 ± 71% perf-profile.children.cycles-pp.f_setown
> 0.28 ± 2% -0.1 0.17 ± 45% perf-profile.children.cycles-pp.sched_balance_find_src_group
> 0.27 ± 3% -0.1 0.17 ± 45% perf-profile.children.cycles-pp.update_sd_lb_stats
> 0.14 ± 3% -0.1 0.04 ± 71% perf-profile.children.cycles-pp.x64_sys_call
> 0.18 ± 2% -0.1 0.08 ± 22% perf-profile.children.cycles-pp.entry_SYSCALL_64
> 0.14 ± 6% -0.1 0.04 ± 71% perf-profile.children.cycles-pp.__clear_extent_bit
> 0.12 ± 12% -0.1 0.03 ±100% perf-profile.children.cycles-pp.unmap_mapping_range
> 0.17 ± 4% -0.1 0.08 ± 72% perf-profile.children.cycles-pp.__irq_exit_rcu
> 0.12 ± 4% -0.1 0.03 ±100% perf-profile.children.cycles-pp.btrfs_reserve_metadata_bytes
> 0.12 ± 14% -0.1 0.02 ± 99% perf-profile.children.cycles-pp.truncate_pagecache
> 0.14 ± 3% -0.1 0.04 ± 72% perf-profile.children.cycles-pp.sched_balance_domains
> 0.12 ± 5% -0.1 0.03 ±100% perf-profile.children.cycles-pp.__reserve_bytes
> 0.15 ± 4% -0.1 0.06 ± 74% perf-profile.children.cycles-pp.call_function_single_prep_ipi
> 0.14 ± 3% -0.1 0.06 ± 47% perf-profile.children.cycles-pp.fdget_raw
> 0.12 ± 3% -0.1 0.03 ±100% perf-profile.children.cycles-pp.read_tsc
> 0.11 -0.1 0.02 ± 99% perf-profile.children.cycles-pp.__f_setown
> 0.12 ± 4% -0.1 0.03 ±100% perf-profile.children.cycles-pp.native_sched_clock
> 0.14 ± 3% -0.1 0.05 ± 46% perf-profile.children.cycles-pp.__cond_resched
> 0.22 ± 2% -0.1 0.13 ± 17% perf-profile.children.cycles-pp.btrfs_dirty_inode
> 0.11 ± 14% -0.1 0.03 ±101% perf-profile.children.cycles-pp.__btrfs_release_delayed_node
> 0.14 ± 2% -0.1 0.06 ± 14% perf-profile.children.cycles-pp._copy_from_user
> 0.15 ± 4% -0.1 0.07 ± 19% perf-profile.children.cycles-pp.__btrfs_end_transaction
> 0.11 -0.1 0.03 ±100% perf-profile.children.cycles-pp.btrfs_read_lock_root_node
> 0.11 ± 6% -0.1 0.03 ±100% perf-profile.children.cycles-pp.wake_affine
> 0.10 ± 4% -0.1 0.03 ±100% perf-profile.children.cycles-pp.btrfs_get_or_create_delayed_node
> 0.13 -0.1 0.05 ± 73% perf-profile.children.cycles-pp.idle_cpu
> 0.10 ± 3% -0.1 0.02 ± 99% perf-profile.children.cycles-pp.syscall_return_via_sysret
> 0.10 -0.1 0.02 ± 99% perf-profile.children.cycles-pp.__switch_to
> 0.10 ± 3% -0.1 0.03 ±100% perf-profile.children.cycles-pp.btrfs_root_node
> 0.10 ± 3% -0.1 0.02 ± 99% perf-profile.children.cycles-pp.sched_clock_cpu
> 0.10 ± 6% -0.1 0.02 ± 99% perf-profile.children.cycles-pp.btrfs_update_root_times
> 0.14 ± 3% -0.1 0.07 ± 75% perf-profile.children.cycles-pp.posix_locks_conflict
> 0.10 ± 5% -0.1 0.02 ± 99% perf-profile.children.cycles-pp.btrfs_get_delayed_node
> 0.11 ± 10% -0.1 0.04 ± 71% perf-profile.children.cycles-pp.dentry_needs_remove_privs
> 0.10 ± 4% -0.1 0.03 ±100% perf-profile.children.cycles-pp.available_idle_cpu
> 0.12 ± 5% -0.1 0.05 ± 75% perf-profile.children.cycles-pp.update_rq_clock
> 0.10 ± 14% -0.1 0.04 ± 71% perf-profile.children.cycles-pp.security_inode_need_killpriv
> 0.10 ± 11% -0.1 0.04 ± 71% perf-profile.children.cycles-pp.cap_inode_need_killpriv
> 0.10 ± 11% -0.1 0.04 ± 71% perf-profile.children.cycles-pp.__vfs_getxattr
> 0.08 -0.1 0.02 ± 99% perf-profile.children.cycles-pp.get_nohz_timer_target
> 0.07 ± 6% -0.0 0.03 ±100% perf-profile.children.cycles-pp.tick_nohz_stop_idle
> 0.09 ± 4% -0.0 0.05 ± 74% perf-profile.children.cycles-pp.llist_reverse_order
> 86.48 +9.7 96.17 perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe
> 86.34 +9.7 96.08 perf-profile.children.cycles-pp.do_syscall_64
> 4.67 -3.2 1.48 ± 59% perf-profile.self.cycles-pp.intel_idle
> 1.69 -1.0 0.68 ± 36% perf-profile.self.cycles-pp._raw_spin_lock
> 1.71 ± 2% -0.9 0.86 ± 11% perf-profile.self.cycles-pp.rwsem_spin_on_owner
> 0.67 ± 3% -0.4 0.24 ± 46% perf-profile.self.cycles-pp.posix_lock_inode
> 0.77 -0.4 0.34 ± 18% perf-profile.self.cycles-pp.clear_bhb_loop
> 0.29 ± 2% -0.3 0.03 ±100% perf-profile.self.cycles-pp.switch_mm_irqs_off
> 0.46 -0.2 0.25 ± 51% perf-profile.self.cycles-pp._raw_spin_lock_irqsave
> 0.29 ± 4% -0.2 0.09 ± 12% perf-profile.self.cycles-pp.kmem_cache_free
> 0.24 ± 2% -0.2 0.05 ± 74% perf-profile.self.cycles-pp.menu_select
> 0.33 -0.2 0.14 ± 23% perf-profile.self.cycles-pp.syscall_exit_to_user_mode
> 0.23 ± 3% -0.2 0.05 ± 74% perf-profile.self.cycles-pp.__schedule
> 0.25 ± 3% -0.2 0.08 ± 4% perf-profile.self.cycles-pp.kmem_cache_alloc_noprof
> 0.31 -0.2 0.14 ± 19% perf-profile.self.cycles-pp.entry_SYSRETQ_unsafe_stack
> 0.21 ± 2% -0.1 0.07 ± 74% perf-profile.self.cycles-pp.update_load_avg
> 0.16 ± 3% -0.1 0.03 ±100% perf-profile.self.cycles-pp.__update_load_avg_se
> 0.22 ± 4% -0.1 0.09 ± 23% perf-profile.self.cycles-pp.do_fcntl
> 0.16 ± 4% -0.1 0.03 ± 70% perf-profile.self.cycles-pp.__libc_fcntl64
> 0.19 ± 6% -0.1 0.07 ± 72% perf-profile.self.cycles-pp.posix_test_lock
> 0.21 ± 2% -0.1 0.09 ± 24% perf-profile.self.cycles-pp.do_syscall_64
> 0.19 ± 4% -0.1 0.08 ± 22% perf-profile.self.cycles-pp.__x64_sys_fcntl
> 0.13 ± 3% -0.1 0.03 ±100% perf-profile.self.cycles-pp.enqueue_task_fair
> 0.12 ± 3% -0.1 0.02 ± 99% perf-profile.self.cycles-pp.cpuidle_enter_state
> 0.15 ± 5% -0.1 0.06 ± 74% perf-profile.self.cycles-pp.call_function_single_prep_ipi
> 0.12 ± 4% -0.1 0.04 ± 72% perf-profile.self.cycles-pp.fdget_raw
> 0.11 -0.1 0.03 ±100% perf-profile.self.cycles-pp.read_tsc
> 0.11 ± 5% -0.1 0.03 ±100% perf-profile.self.cycles-pp.native_sched_clock
> 0.14 ± 3% -0.1 0.06 ± 11% perf-profile.self.cycles-pp._copy_from_user
> 0.12 ± 4% -0.1 0.04 ± 71% perf-profile.self.cycles-pp.entry_SYSCALL_64
> 0.14 ± 3% -0.1 0.07 ± 74% perf-profile.self.cycles-pp.posix_locks_conflict
> 0.10 -0.1 0.03 ±100% perf-profile.self.cycles-pp.btrfs_root_node
> 0.12 ± 4% -0.1 0.05 ± 72% perf-profile.self.cycles-pp.idle_cpu
> 0.09 ± 5% -0.1 0.02 ± 99% perf-profile.self.cycles-pp.__switch_to
> 0.09 ± 5% -0.1 0.02 ± 99% perf-profile.self.cycles-pp.btrfs_get_delayed_node
> 0.12 ± 9% -0.1 0.05 ± 48% perf-profile.self.cycles-pp.notify_change
> 0.10 ± 4% -0.1 0.03 ±100% perf-profile.self.cycles-pp.available_idle_cpu
> 0.13 ± 3% -0.1 0.07 ± 73% perf-profile.self.cycles-pp.update_cfs_group
> 0.08 -0.1 0.02 ± 99% perf-profile.self.cycles-pp.prepare_task_switch
> 0.14 ± 4% -0.1 0.09 ± 7% perf-profile.self.cycles-pp.entry_SYSCALL_64_after_hwframe
> 0.08 ± 6% -0.0 0.03 ±100% perf-profile.self.cycles-pp.__wake_up_common
> 0.09 ± 4% -0.0 0.05 ± 74% perf-profile.self.cycles-pp.llist_reverse_order
>
>
>
> ***************************************************************************************************
> lkp-icl-2sp4: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory
> =========================================================================================
> compiler/cpufreq_governor/disk/fs/kconfig/nr_threads/rootfs/tbox_group/test/testcase/testtime:
> gcc-12/performance/1HDD/btrfs/x86_64-rhel-9.4/100%/debian-12-x86_64-20240206.cgz/lkp-icl-2sp4/dirdeep/stress-ng/60s
>
> commit:
> 8de7606f0f ("cpuidle: menu: Eliminate outliers on both ends of the sample set")
> 85975daeaa ("cpuidle: menu: Avoid discarding useful information")
>
> 8de7606f0fe2bf5a 85975daeaa4d6ec560bfcd354fc
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 7906549 +34.6% 10644730 ± 2% cpuidle..usage
> 509060 ± 9% +18.6% 603694 ± 6% numa-numastat.node1.numa_hit
> 95.48 -1.3% 94.23 iostat.cpu.idle
> 4.21 +26.3% 5.31 ± 3% iostat.cpu.system
> 355.17 ± 9% +808.7% 3227 ± 68% perf-c2c.HITM.local
> 660.50 ± 6% +695.1% 5251 ± 67% perf-c2c.HITM.total
> 273597 +73.5% 474695 ± 13% meminfo.Inactive
> 273597 +73.5% 474695 ± 13% meminfo.Inactive(file)
> 504006 +13.9% 574080 meminfo.KReclaimable
> 504006 +13.9% 574080 meminfo.SReclaimable
> 0.06 ± 2% +0.1 0.17 ± 19% mpstat.cpu.all.iowait%
> 3.93 +1.1 5.05 ± 4% mpstat.cpu.all.sys%
> 83.00 ± 11% -45.0% 45.67 ± 5% mpstat.max_utilization.seconds
> 7.35 +547.8% 47.62 ± 2% mpstat.max_utilization_pct
> 148020 +71.0% 253060 ± 13% numa-meminfo.node0.Inactive
> 148020 +71.0% 253060 ± 13% numa-meminfo.node0.Inactive(file)
> 126007 ± 3% +75.7% 221417 ± 12% numa-meminfo.node1.Inactive
> 126007 ± 3% +75.7% 221417 ± 12% numa-meminfo.node1.Inactive(file)
> 7388 ± 2% +91.7% 14163 ± 13% vmstat.io.bo
> 0.08 ± 14% +217.0% 0.25 ± 14% vmstat.procs.b
> 86443 +45.9% 126086 ± 11% vmstat.system.cs
> 49974 +24.5% 62229 ± 3% vmstat.system.in
> 0.09 ± 5% -20.3% 0.07 ± 7% perf-sched.sch_delay.avg.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone
> 0.18 ± 24% -23.4% 0.14 ± 10% perf-sched.sch_delay.max.ms.__cond_resched.down_read.btrfs_tree_read_lock_nested.btrfs_search_slot.btrfs_lookup_dir_item
> 0.16 ±108% +168.7% 0.42 ± 56% perf-sched.sch_delay.max.ms.irqentry_exit_to_user_mode.asm_sysvec_apic_timer_interrupt.[unknown]
> 0.20 ± 6% +21.1% 0.24 ± 9% perf-sched.sch_delay.max.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
> 1283 ± 5% +11.3% 1428 perf-sched.wait_and_delay.count.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 226206 +15.0% 260196 stress-ng.dirdeep.ops
> 2335 +13.2% 2644 ± 3% stress-ng.dirdeep.ops_per_sec
> 1077669 +84.8% 1991136 ± 13% stress-ng.time.file_system_outputs
> 3759 ± 3% +21.4% 4565 ± 5% stress-ng.time.involuntary_context_switches
> 76585 +9.0% 83503 stress-ng.time.minor_page_faults
> 486.33 +27.8% 621.67 ± 4% stress-ng.time.percent_of_cpu_this_job_got
> 471.02 ± 2% +29.8% 611.18 ± 2% stress-ng.time.system_time
> 3830062 +48.7% 5696511 ± 9% stress-ng.time.voluntary_context_switches
> 85006 ± 2% +75.5% 149204 ± 13% numa-vmstat.node0.nr_dirtied
> 37132 +70.8% 63435 ± 13% numa-vmstat.node0.nr_inactive_file
> 48596 ± 2% +99.9% 97153 ± 15% numa-vmstat.node0.nr_written
> 37132 +70.8% 63435 ± 13% numa-vmstat.node0.nr_zone_inactive_file
> 68117 ± 3% +88.7% 128512 ± 13% numa-vmstat.node1.nr_dirtied
> 31608 ± 3% +75.6% 55507 ± 12% numa-vmstat.node1.nr_inactive_file
> 44504 ± 4% +89.4% 84281 ± 13% numa-vmstat.node1.nr_written
> 31608 ± 3% +75.6% 55507 ± 12% numa-vmstat.node1.nr_zone_inactive_file
> 508970 ± 9% +18.5% 603164 ± 6% numa-vmstat.node1.numa_hit
> 6200 ± 4% +672.4% 47890 ± 9% sched_debug.cfs_rq:/.avg_vruntime.min
> 0.29 ± 9% -25.8% 0.22 ± 9% sched_debug.cfs_rq:/.h_nr_running.stddev
> 6200 ± 4% +672.4% 47890 ± 9% sched_debug.cfs_rq:/.min_vruntime.min
> 0.29 ± 9% -24.8% 0.22 ± 9% sched_debug.cfs_rq:/.nr_running.stddev
> 3.12 ± 7% +17.3% 3.66 ± 4% sched_debug.cpu.clock.stddev
> 336.45 ± 19% -48.6% 172.93 ± 15% sched_debug.cpu.curr->pid.avg
> 1079 ± 9% -31.9% 735.25 ± 5% sched_debug.cpu.curr->pid.stddev
> 0.29 ± 9% -23.9% 0.22 ± 9% sched_debug.cpu.nr_running.stddev
> 25418 +36.5% 34702 sched_debug.cpu.nr_switches.avg
> 34673 ± 5% +25.4% 43473 ± 2% sched_debug.cpu.nr_switches.max
> 22430 ± 2% +29.4% 29030 ± 7% sched_debug.cpu.nr_switches.min
> 1913 ± 5% +24.7% 2387 ± 3% sched_debug.cpu.nr_switches.stddev
> 4.67 -12.9% 4.07 ± 4% perf-stat.i.MPKI
> 1.721e+09 ± 3% +27.9% 2.202e+09 ± 3% perf-stat.i.branch-instructions
> 2.98 -0.3 2.65 perf-stat.i.branch-miss-rate%
> 13.07 +2.1 15.17 ± 4% perf-stat.i.cache-miss-rate%
> 43228613 ± 3% +33.1% 57529406 ± 3% perf-stat.i.cache-misses
> 88448 +45.7% 128869 ± 11% perf-stat.i.context-switches
> 1.641e+10 ± 2% +36.2% 2.235e+10 ± 4% perf-stat.i.cpu-cycles
> 2656 ± 2% +57.6% 4187 ± 10% perf-stat.i.cpu-migrations
> 537.42 +6.4% 571.82 perf-stat.i.cycles-between-cache-misses
> 9.735e+09 ± 2% +28.3% 1.249e+10 ± 3% perf-stat.i.instructions
> 0.08 ± 54% +127.5% 0.19 ± 8% perf-stat.i.major-faults
> 0.07 ± 49% +691.9% 0.56 ± 22% perf-stat.i.metric.K/sec
> 4854 +4.7% 5081 perf-stat.i.minor-faults
> 4854 +4.7% 5081 perf-stat.i.page-faults
> 2.91 ± 2% -1.1 1.81 ± 45% perf-stat.overall.branch-miss-rate%
> 0.59 -21.4% 0.47 ± 44% perf-stat.overall.ipc
> 272306 +3.7% 282361 proc-vmstat.nr_active_anon
> 153118 +81.4% 277717 ± 13% proc-vmstat.nr_dirtied
> 1066133 +5.5% 1124738 proc-vmstat.nr_file_pages
> 68543 +73.2% 118688 ± 12% proc-vmstat.nr_inactive_file
> 95917 ± 2% +8.8% 104331 ± 3% proc-vmstat.nr_shmem
> 125885 +14.0% 143516 proc-vmstat.nr_slab_reclaimable
> 96269 +3.9% 99983 proc-vmstat.nr_slab_unreclaimable
> 93100 +94.9% 181434 ± 14% proc-vmstat.nr_written
> 272306 +3.7% 282361 proc-vmstat.nr_zone_active_anon
> 68543 +73.2% 118688 ± 12% proc-vmstat.nr_zone_inactive_file
> 12058 ± 11% +27.6% 15381 ± 12% proc-vmstat.numa_hint_faults_local
> 982272 +16.8% 1147454 ± 3% proc-vmstat.numa_hit
> 849846 +19.4% 1015038 ± 3% proc-vmstat.numa_local
> 1184753 +16.4% 1379598 ± 3% proc-vmstat.pgalloc_normal
> 647539 +3.4% 669676 proc-vmstat.pgfault
> 896017 ± 2% +9.4% 980665 ± 3% proc-vmstat.pgfree
> 744836 +94.9% 1451948 ± 14% proc-vmstat.pgpgout
> 17.05 -2.1 14.96 ± 17% perf-profile.calltrace.cycles-pp.common_startup_64
> 1.02 ± 2% -0.6 0.44 ± 70% perf-profile.calltrace.cycles-pp.flush_smp_call_function_queue.do_idle.cpu_startup_entry.rest_init.start_kernel
> 0.99 ± 2% -0.6 0.43 ± 70% perf-profile.calltrace.cycles-pp.do_softirq.flush_smp_call_function_queue.do_idle.cpu_startup_entry.rest_init
> 0.98 -0.6 0.43 ± 70% perf-profile.calltrace.cycles-pp.handle_softirqs.do_softirq.flush_smp_call_function_queue.do_idle.cpu_startup_entry
> 0.98 ± 2% -0.6 0.42 ± 70% perf-profile.calltrace.cycles-pp._nohz_idle_balance.handle_softirqs.do_softirq.flush_smp_call_function_queue.do_idle
> 1.46 -0.4 1.08 ± 46% perf-profile.calltrace.cycles-pp.cpu_startup_entry.rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel
> 1.46 -0.4 1.08 ± 46% perf-profile.calltrace.cycles-pp.rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel.common_startup_64
> 1.46 -0.4 1.08 ± 46% perf-profile.calltrace.cycles-pp.start_kernel.x86_64_start_reservations.x86_64_start_kernel.common_startup_64
> 1.46 -0.4 1.08 ± 46% perf-profile.calltrace.cycles-pp.x86_64_start_kernel.common_startup_64
> 1.46 -0.4 1.08 ± 46% perf-profile.calltrace.cycles-pp.x86_64_start_reservations.x86_64_start_kernel.common_startup_64
> 1.46 -0.4 1.08 ± 46% perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.rest_init.start_kernel.x86_64_start_reservations
> 17.29 +0.7 18.01 ± 3% perf-profile.calltrace.cycles-pp.__filename_parentat.filename_create.do_linkat.__x64_sys_link.do_syscall_64
> 16.93 +0.8 17.69 ± 4% perf-profile.calltrace.cycles-pp.__filename_parentat.filename_create.do_mkdirat.__x64_sys_mkdir.do_syscall_64
> 16.92 +0.8 17.69 ± 4% perf-profile.calltrace.cycles-pp.path_parentat.__filename_parentat.filename_create.do_mkdirat.__x64_sys_mkdir
> 16.81 +0.8 17.58 ± 4% perf-profile.calltrace.cycles-pp.link_path_walk.path_parentat.__filename_parentat.filename_create.do_mkdirat
> 23.62 +0.8 24.42 ± 3% perf-profile.calltrace.cycles-pp.do_linkat.__x64_sys_link.do_syscall_64.entry_SYSCALL_64_after_hwframe.link
> 26.38 +1.7 28.07 ± 6% perf-profile.calltrace.cycles-pp.inode_permission.link_path_walk.path_parentat.__filename_parentat.filename_create
> 17.05 -2.1 14.96 ± 17% perf-profile.children.cycles-pp.common_startup_64
> 17.05 -2.1 14.96 ± 17% perf-profile.children.cycles-pp.cpu_startup_entry
> 17.03 -2.1 14.95 ± 17% perf-profile.children.cycles-pp.do_idle
> 3.29 -0.7 2.61 ± 19% perf-profile.children.cycles-pp.flush_smp_call_function_queue
> 4.69 -0.6 4.13 ± 16% perf-profile.children.cycles-pp.__schedule
> 1.10 ± 2% -0.4 0.68 ± 31% perf-profile.children.cycles-pp.do_softirq
> 1.46 -0.3 1.16 ± 30% perf-profile.children.cycles-pp.rest_init
> 1.46 -0.3 1.16 ± 30% perf-profile.children.cycles-pp.start_kernel
> 1.46 -0.3 1.16 ± 30% perf-profile.children.cycles-pp.x86_64_start_kernel
> 1.46 -0.3 1.16 ± 30% perf-profile.children.cycles-pp.x86_64_start_reservations
> 1.35 ± 3% -0.3 1.08 ± 30% perf-profile.children.cycles-pp.tick_nohz_stop_tick
> 2.11 ± 6% -0.2 1.88 ± 11% perf-profile.children.cycles-pp.read_block_for_search
> 1.34 ± 9% -0.2 1.11 ± 12% perf-profile.children.cycles-pp.find_extent_buffer
> 0.88 ± 8% -0.2 0.70 ± 13% perf-profile.children.cycles-pp.find_extent_buffer_nolock
> 0.32 ± 3% -0.1 0.27 ± 21% perf-profile.children.cycles-pp.hrtimer_try_to_cancel
> 0.42 ± 3% -0.0 0.38 ± 7% perf-profile.children.cycles-pp.poll_idle
> 0.15 ± 5% -0.0 0.11 ± 14% perf-profile.children.cycles-pp.task_contending
> 0.08 ± 11% -0.0 0.05 ± 46% perf-profile.children.cycles-pp.folio_mark_accessed
> 0.10 ± 4% -0.0 0.08 ± 45% perf-profile.children.cycles-pp.io_serial_in
> 0.07 ± 11% -0.0 0.04 ± 45% perf-profile.children.cycles-pp.__xa_store
> 0.06 ± 6% -0.0 0.04 ± 44% perf-profile.children.cycles-pp.hrtimer_active
> 0.07 ± 9% +0.1 0.20 ± 29% perf-profile.children.cycles-pp.asm_sysvec_call_function_single
> 0.06 ± 11% +0.1 0.20 ± 30% perf-profile.children.cycles-pp.sysvec_call_function_single
> 0.27 ± 7% +0.2 0.48 ± 20% perf-profile.children.cycles-pp.__irq_exit_rcu
> 23.62 +0.8 24.42 ± 3% perf-profile.children.cycles-pp.do_linkat
> 26.67 +1.7 28.36 ± 6% perf-profile.children.cycles-pp.inode_permission
> 81.04 +2.1 83.15 ± 3% perf-profile.children.cycles-pp.do_syscall_64
> 81.05 +2.1 83.16 ± 3% perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe
> 50.62 +2.2 52.78 ± 3% perf-profile.children.cycles-pp.link_path_walk
> 50.57 +2.2 52.75 ± 3% perf-profile.children.cycles-pp.__filename_parentat
> 50.56 +2.2 52.74 ± 3% perf-profile.children.cycles-pp.path_parentat
> 0.70 ± 10% -0.2 0.55 ± 13% perf-profile.self.cycles-pp.find_extent_buffer_nolock
> 0.39 ± 2% -0.1 0.33 ± 19% perf-profile.self.cycles-pp.update_load_avg
> 0.35 ± 3% -0.1 0.29 ± 22% perf-profile.self.cycles-pp.switch_mm_irqs_off
> 0.40 ± 3% -0.0 0.36 ± 6% perf-profile.self.cycles-pp.poll_idle
> 0.08 ± 9% -0.0 0.05 ± 46% perf-profile.self.cycles-pp.folio_mark_accessed
> 0.10 ± 4% -0.0 0.08 ± 45% perf-profile.self.cycles-pp.io_serial_in
> 22.79 +1.5 24.25 ± 5% perf-profile.self.cycles-pp.inode_permission
>
>
>
> ***************************************************************************************************
> lkp-spr-2sp4: 224 threads 2 sockets Intel(R) Xeon(R) Platinum 8480CTDX (Sapphire Rapids) with 512G memory
> =========================================================================================
> compiler/cpufreq_governor/kconfig/mode/nr_threads/rootfs/tbox_group/test/test_memory_size/testcase:
> gcc-12/performance/x86_64-rhel-9.4/development/50%/debian-12-x86_64-20240206.cgz/lkp-spr-2sp4/TCP/50%/lmbench3
>
> commit:
> 8de7606f0f ("cpuidle: menu: Eliminate outliers on both ends of the sample set")
> 85975daeaa ("cpuidle: menu: Avoid discarding useful information")
>
> 8de7606f0fe2bf5a 85975daeaa4d6ec560bfcd354fc
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 174085 -7.3% 161319 lmbench3.TCP.socket.bandwidth.10MB.MB/sec
> 0.58 ± 7% -0.2 0.40 ± 6% mpstat.cpu.all.irq%
> 6.417e+08 -5.0% 6.096e+08 ± 2% proc-vmstat.numa_hit
> 6.413e+08 -5.0% 6.091e+08 ± 2% proc-vmstat.numa_local
> 5.116e+09 -5.0% 4.858e+09 ± 2% proc-vmstat.pgalloc_normal
> 5.115e+09 -5.0% 4.858e+09 ± 2% proc-vmstat.pgfree
> 1.87 -0.0 1.84 perf-profile.calltrace.cycles-pp.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.read
> 48.46 +0.2 48.62 perf-profile.calltrace.cycles-pp.write
> 43.82 +0.2 44.02 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.write
> 43.18 +0.2 43.38 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.write
> 38.09 +0.2 38.29 perf-profile.calltrace.cycles-pp.vfs_write.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe.write
> 39.70 +0.2 39.92 perf-profile.calltrace.cycles-pp.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe.write
> 32.76 +0.2 32.99 perf-profile.calltrace.cycles-pp.sock_read_iter.vfs_read.ksys_read.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 30.85 +0.2 31.10 perf-profile.calltrace.cycles-pp.sock_recvmsg.sock_read_iter.vfs_read.ksys_read.do_syscall_64
> 30.08 +0.3 30.33 perf-profile.calltrace.cycles-pp.inet_recvmsg.sock_recvmsg.sock_read_iter.vfs_read.ksys_read
> 29.68 +0.3 29.94 perf-profile.calltrace.cycles-pp.tcp_recvmsg.inet_recvmsg.sock_recvmsg.sock_read_iter.vfs_read
> 24.83 +0.3 25.10 perf-profile.calltrace.cycles-pp.tcp_recvmsg_locked.tcp_recvmsg.inet_recvmsg.sock_recvmsg.sock_read_iter
> 6.10 ± 2% +0.3 6.37 perf-profile.calltrace.cycles-pp._raw_spin_lock_bh.release_sock.tcp_sendmsg.sock_write_iter.vfs_write
> 0.33 ± 2% -0.0 0.29 ± 6% perf-profile.children.cycles-pp.write@plt
> 0.55 -0.0 0.53 perf-profile.children.cycles-pp.syscall_exit_to_user_mode_prepare
> 50.22 +0.2 50.39 perf-profile.children.cycles-pp.write
> 38.48 +0.2 38.69 perf-profile.children.cycles-pp.vfs_write
> 83.94 +0.2 84.16 perf-profile.children.cycles-pp.do_syscall_64
> 32.85 +0.2 33.08 perf-profile.children.cycles-pp.sock_read_iter
> 40.11 +0.2 40.34 perf-profile.children.cycles-pp.ksys_write
> 31.05 +0.2 31.30 perf-profile.children.cycles-pp.sock_recvmsg
> 30.17 +0.3 30.43 perf-profile.children.cycles-pp.inet_recvmsg
> 29.86 +0.3 30.12 perf-profile.children.cycles-pp.tcp_recvmsg
> 25.09 +0.3 25.36 perf-profile.children.cycles-pp.tcp_recvmsg_locked
> 0.45 ± 2% -0.1 0.31 ± 9% perf-profile.self.cycles-pp.source
> 1.73 -0.1 1.64 perf-profile.self.cycles-pp.vfs_read
> 3.76 -0.0 3.72 perf-profile.self.cycles-pp.tcp_sendmsg_locked
> 0.73 -0.0 0.71 perf-profile.self.cycles-pp.ksys_read
> 0.35 +0.0 0.37 perf-profile.self.cycles-pp.tcp_release_cb
> 2.08 +0.0 2.12 perf-profile.self.cycles-pp.tcp_write_xmit
> 1.68 +0.0 1.73 perf-profile.self.cycles-pp.check_heap_object
> 1.52 +0.2 1.71 perf-profile.self.cycles-pp.release_sock
>
>
>
> ***************************************************************************************************
> lkp-icl-2sp4: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory
> =========================================================================================
> compiler/cpufreq_governor/disk/fs/kconfig/nr_threads/rootfs/tbox_group/test/testcase/testtime:
> gcc-12/performance/1HDD/btrfs/x86_64-rhel-9.4/100%/debian-12-x86_64-20240206.cgz/lkp-icl-2sp4/symlink/stress-ng/60s
>
> commit:
> 8de7606f0f ("cpuidle: menu: Eliminate outliers on both ends of the sample set")
> 85975daeaa ("cpuidle: menu: Avoid discarding useful information")
>
> 8de7606f0fe2bf5a 85975daeaa4d6ec560bfcd354fc
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 6273266 +43.9% 9026187 ± 9% cpuidle..usage
> 3.06 +17.2% 3.59 ± 5% iostat.cpu.system
> 1616 ± 6% +10.0% 1778 ± 5% perf-c2c.DRAM.remote
> 760173 ± 5% +21.8% 925781 ± 6% numa-numastat.node0.local_node
> 805692 ± 7% +21.9% 982292 ± 7% numa-numastat.node0.numa_hit
> 736314 ± 5% +24.7% 918074 ± 12% numa-numastat.node1.local_node
> 823222 ± 6% +20.7% 993970 ± 7% numa-numastat.node1.numa_hit
> 3751 ± 13% +275.6% 14089 ± 22% sched_debug.cfs_rq:/.avg_vruntime.min
> 3751 ± 13% +275.6% 14089 ± 22% sched_debug.cfs_rq:/.min_vruntime.min
> 26533 +37.6% 36513 ± 6% sched_debug.cpu.nr_switches.avg
> 38279 ± 7% +21.0% 46312 ± 3% sched_debug.cpu.nr_switches.max
> 12527 ± 2% +25.7% 15743 ± 4% vmstat.io.bo
> 0.12 ± 11% +23.0% 0.15 ± 9% vmstat.procs.b
> 4.45 ± 17% +30.0% 5.79 ± 18% vmstat.procs.r
> 97945 +32.3% 129587 ± 9% vmstat.system.cs
> 39102 +28.8% 50359 ± 4% vmstat.system.in
> 0.08 ± 3% +0.0 0.11 ± 6% mpstat.cpu.all.iowait%
> 0.19 +0.0 0.22 ± 3% mpstat.cpu.all.irq%
> 0.10 +0.0 0.12 mpstat.cpu.all.soft%
> 2.82 +0.5 3.30 ± 5% mpstat.cpu.all.sys%
> 82.17 -70.4% 24.33 ± 3% mpstat.max_utilization.seconds
> 13.41 ± 12% +75.2% 23.50 ± 5% mpstat.max_utilization_pct
> 0.10 ± 4% -23.5% 0.08 ± 4% perf-sched.sch_delay.avg.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone
> 0.15 ± 23% +74.7% 0.26 ± 33% perf-sched.sch_delay.max.ms.__cond_resched.kmem_cache_alloc_noprof.alloc_extent_state.__clear_extent_bit.btrfs_do_readpage
> 9.42 ±115% +171.7% 25.59 ± 33% perf-sched.wait_and_delay.avg.ms.do_task_dead.do_exit.do_group_exit.__x64_sys_exit_group.x64_sys_call
> 9.42 ±115% +171.7% 25.59 ± 33% perf-sched.wait_time.avg.ms.do_task_dead.do_exit.do_group_exit.__x64_sys_exit_group.x64_sys_call
> 0.01 ±114% +404.8% 0.07 ± 38% perf-sched.wait_time.avg.ms.schedule_timeout.__wait_for_common.__flush_work.__lru_add_drain_all
> 0.03 ±120% +567.5% 0.18 ± 46% perf-sched.wait_time.max.ms.schedule_timeout.__wait_for_common.__flush_work.__lru_add_drain_all
> 56.36 +30.8% 73.69 ± 6% stress-ng.symlink.links_created/removed_per_sec
> 1.58 -6.5% 1.47 ± 2% stress-ng.symlink.ops_per_sec
> 81.54 +7.0% 87.22 ± 2% stress-ng.time.elapsed_time
> 81.54 +7.0% 87.22 ± 2% stress-ng.time.elapsed_time.max
> 1567765 ± 2% +37.0% 2148245 ± 6% stress-ng.time.file_system_outputs
> 368.33 +15.6% 425.67 ± 5% stress-ng.time.percent_of_cpu_this_job_got
> 289.05 +25.2% 361.82 ± 7% stress-ng.time.system_time
> 3905397 +41.0% 5506886 ± 10% stress-ng.time.voluntary_context_switches
> 5566508 +11.8% 6224902 ± 2% meminfo.Cached
> 109602 +34.3% 147151 ± 8% meminfo.Dirty
> 1591188 +40.7% 2239517 ± 7% meminfo.Inactive
> 1591188 +40.7% 2239517 ± 7% meminfo.Inactive(file)
> 517939 +32.9% 688283 ± 6% meminfo.KReclaimable
> 8342781 +10.9% 9253649 ± 2% meminfo.Memused
> 517939 +32.9% 688283 ± 6% meminfo.SReclaimable
> 448532 +13.1% 507124 ± 2% meminfo.SUnreclaim
> 966472 +23.7% 1195407 ± 4% meminfo.Slab
> 8798596 +12.7% 9912816 ± 3% meminfo.max_used_kB
> 57293 ± 3% +31.7% 75459 ± 10% numa-meminfo.node0.Dirty
> 814916 ± 3% +38.6% 1129473 ± 8% numa-meminfo.node0.Inactive
> 814916 ± 3% +38.6% 1129473 ± 8% numa-meminfo.node0.Inactive(file)
> 267531 ± 7% +29.3% 345920 ± 10% numa-meminfo.node0.KReclaimable
> 267531 ± 7% +29.3% 345920 ± 10% numa-meminfo.node0.SReclaimable
> 224939 ± 6% +19.2% 268144 ± 6% numa-meminfo.node0.SUnreclaim
> 492471 ± 5% +24.7% 614065 ± 7% numa-meminfo.node0.Slab
> 52444 +36.9% 71791 ± 6% numa-meminfo.node1.Dirty
> 777401 ± 2% +43.0% 1111573 ± 6% numa-meminfo.node1.Inactive
> 777401 ± 2% +43.0% 1111573 ± 6% numa-meminfo.node1.Inactive(file)
> 250935 ± 9% +36.7% 342984 ± 12% numa-meminfo.node1.KReclaimable
> 250935 ± 9% +36.7% 342984 ± 12% numa-meminfo.node1.SReclaimable
> 230941 +36.0% 314114 ± 6% proc-vmstat.nr_dirtied
> 27428 +34.2% 36797 ± 8% proc-vmstat.nr_dirty
> 1392074 +11.8% 1556694 ± 2% proc-vmstat.nr_file_pages
> 398037 +40.7% 560166 ± 7% proc-vmstat.nr_inactive_file
> 129600 +32.9% 172185 ± 6% proc-vmstat.nr_slab_reclaimable
> 112157 +13.1% 126820 ± 2% proc-vmstat.nr_slab_unreclaimable
> 133362 ± 2% +33.9% 178517 ± 5% proc-vmstat.nr_written
> 398037 +40.7% 560166 ± 7% proc-vmstat.nr_zone_inactive_file
> 27444 +34.2% 36817 ± 8% proc-vmstat.nr_zone_write_pending
> 1630857 +21.3% 1978219 ± 5% proc-vmstat.numa_hit
> 1498429 +23.2% 1845812 ± 5% proc-vmstat.numa_local
> 1884709 +21.6% 2292684 ± 5% proc-vmstat.pgalloc_normal
> 574061 +3.1% 591751 proc-vmstat.pgfault
> 1519376 ± 2% +24.5% 1891950 ± 7% proc-vmstat.pgfree
> 1066920 ± 2% +33.9% 1428162 ± 5% proc-vmstat.pgpgout
> 128839 ± 3% +28.5% 165576 ± 5% numa-vmstat.node0.nr_dirtied
> 14308 ± 3% +31.9% 18868 ± 10% numa-vmstat.node0.nr_dirty
> 203609 ± 3% +38.7% 282438 ± 8% numa-vmstat.node0.nr_inactive_file
> 66797 ± 7% +29.5% 86526 ± 10% numa-vmstat.node0.nr_slab_reclaimable
> 56203 ± 6% +19.3% 67037 ± 6% numa-vmstat.node0.nr_slab_unreclaimable
> 69192 ± 3% +33.0% 92052 ± 7% numa-vmstat.node0.nr_written
> 203609 ± 3% +38.7% 282438 ± 8% numa-vmstat.node0.nr_zone_inactive_file
> 14316 ± 3% +31.9% 18878 ± 10% numa-vmstat.node0.nr_zone_write_pending
> 805650 ± 7% +21.9% 982004 ± 7% numa-vmstat.node0.numa_hit
> 760131 ± 5% +21.8% 925493 ± 6% numa-vmstat.node0.numa_local
> 102102 ± 7% +45.5% 148528 ± 9% numa-vmstat.node1.nr_dirtied
> 13101 +37.0% 17949 ± 6% numa-vmstat.node1.nr_dirty
> 194200 ± 2% +43.1% 277926 ± 6% numa-vmstat.node1.nr_inactive_file
> 62656 ± 9% +36.9% 85789 ± 12% numa-vmstat.node1.nr_slab_reclaimable
> 64170 ± 6% +34.7% 86464 ± 6% numa-vmstat.node1.nr_written
> 194200 ± 2% +43.1% 277926 ± 6% numa-vmstat.node1.nr_zone_inactive_file
> 13109 +37.0% 17957 ± 6% numa-vmstat.node1.nr_zone_write_pending
> 822261 ± 6% +20.8% 993335 ± 7% numa-vmstat.node1.numa_hit
> 735353 ± 5% +24.8% 917439 ± 12% numa-vmstat.node1.numa_local
> 1.097e+09 +14.8% 1.259e+09 ± 4% perf-stat.i.branch-instructions
> 5.84 -0.6 5.28 ± 3% perf-stat.i.branch-miss-rate%
> 62635000 -6.5% 58560106 perf-stat.i.branch-misses
> 4.40 +1.2 5.61 ± 10% perf-stat.i.cache-miss-rate%
> 11138634 +25.9% 14026416 ± 7% perf-stat.i.cache-misses
> 2.555e+08 -3.9% 2.456e+08 perf-stat.i.cache-references
> 100951 +31.1% 132340 ± 10% perf-stat.i.context-switches
> 2.18 +1.6% 2.22 perf-stat.i.cpi
> 1.062e+10 +31.5% 1.396e+10 ± 7% perf-stat.i.cpu-cycles
> 5285 +21.7% 6433 ± 4% perf-stat.i.cpu-migrations
> 5.643e+09 +15.3% 6.506e+09 ± 4% perf-stat.i.instructions
> 0.52 -1.5% 0.51 perf-stat.i.ipc
> 0.17 ± 6% +153.4% 0.42 ± 28% perf-stat.i.metric.K/sec
> 1.65 ± 44% +30.7% 2.15 ± 2% perf-stat.overall.MPKI
> 3.64 ± 44% +2.1 5.70 ± 8% perf-stat.overall.cache-miss-rate%
> 1.57 ± 44% +36.4% 2.14 ± 3% perf-stat.overall.cpi
> 794.30 ± 44% +25.2% 994.13 perf-stat.overall.cycles-between-cache-misses
> 9.028e+08 ± 44% +37.6% 1.242e+09 ± 4% perf-stat.ps.branch-instructions
> 9176993 ± 44% +50.8% 13838332 ± 6% perf-stat.ps.cache-misses
> 83186 ± 44% +56.8% 130453 ± 10% perf-stat.ps.context-switches
> 8.747e+09 ± 44% +57.4% 1.376e+10 ± 7% perf-stat.ps.cpu-cycles
> 4366 ± 44% +45.3% 6342 ± 4% perf-stat.ps.cpu-migrations
> 4.645e+09 ± 44% +38.3% 6.423e+09 ± 4% perf-stat.ps.instructions
> 3.843e+11 ± 44% +48.1% 5.69e+11 ± 6% perf-stat.total.instructions
> 8.97 ± 3% -1.3 7.67 ± 11% perf-profile.calltrace.cycles-pp.schedule.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.btrfs_tree_read_lock_nested
> 7.54 ± 4% -1.3 6.24 ± 14% perf-profile.calltrace.cycles-pp.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.btrfs_tree_read_lock_nested.btrfs_read_lock_root_node
> 8.90 ± 4% -1.3 7.61 ± 11% perf-profile.calltrace.cycles-pp.__schedule.schedule.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read
> 4.26 ± 4% -0.5 3.73 ± 7% perf-profile.calltrace.cycles-pp.flush_smp_call_function_queue.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 3.94 ± 4% -0.5 3.45 ± 7% perf-profile.calltrace.cycles-pp.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry.start_secondary
> 3.70 ± 4% -0.5 3.24 ± 7% perf-profile.calltrace.cycles-pp.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry
> 4.02 ± 6% -0.4 3.60 ± 8% perf-profile.calltrace.cycles-pp.btrfs_search_slot.btrfs_insert_empty_items.insert_with_overflow.btrfs_insert_dir_item.btrfs_add_link
> 3.28 ± 4% -0.4 2.86 ± 7% perf-profile.calltrace.cycles-pp.ttwu_do_activate.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle
> 3.09 ± 4% -0.4 2.70 ± 7% perf-profile.calltrace.cycles-pp.enqueue_task.ttwu_do_activate.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue
> 2.20 ± 5% -0.4 1.84 ± 10% perf-profile.calltrace.cycles-pp.tick_nohz_idle_exit.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 2.93 ± 4% -0.4 2.57 ± 7% perf-profile.calltrace.cycles-pp.enqueue_task_fair.enqueue_task.ttwu_do_activate.sched_ttwu_pending.__flush_smp_call_function_queue
> 1.64 ± 5% -0.3 1.37 ± 11% perf-profile.calltrace.cycles-pp.tick_nohz_restart_sched_tick.tick_nohz_idle_exit.do_idle.cpu_startup_entry.start_secondary
> 1.52 ± 4% -0.2 1.30 ± 7% perf-profile.calltrace.cycles-pp.enqueue_entity.enqueue_task_fair.enqueue_task.ttwu_do_activate.sched_ttwu_pending
> 0.64 ± 6% -0.2 0.47 ± 45% perf-profile.calltrace.cycles-pp.hrtimer_start_range_ns.tick_nohz_restart_sched_tick.tick_nohz_idle_exit.do_idle.cpu_startup_entry
> 1.05 ± 4% -0.1 0.94 ± 9% perf-profile.calltrace.cycles-pp.need_update.quiet_vmstat.tick_nohz_stop_tick.tick_nohz_idle_stop_tick.cpuidle_idle_call
> 0.89 ± 2% -0.1 0.79 ± 9% perf-profile.calltrace.cycles-pp.tick_nohz_get_sleep_length.menu_select.cpuidle_idle_call.do_idle.cpu_startup_entry
> 0.73 ± 4% -0.1 0.64 ± 9% perf-profile.calltrace.cycles-pp.update_load_avg.enqueue_entity.enqueue_task_fair.enqueue_task.ttwu_do_activate
> 1.41 ± 9% +0.3 1.73 ± 10% perf-profile.calltrace.cycles-pp.btrfs_lookup_inode.__btrfs_update_delayed_inode.btrfs_async_run_delayed_root.btrfs_work_helper.process_one_work
> 1.40 ± 9% +0.3 1.72 ± 10% perf-profile.calltrace.cycles-pp.btrfs_search_slot.btrfs_lookup_inode.__btrfs_update_delayed_inode.btrfs_async_run_delayed_root.btrfs_work_helper
> 2.42 ± 17% +0.8 3.22 ± 11% perf-profile.calltrace.cycles-pp.process_one_work.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 2.46 ± 17% +0.8 3.26 ± 11% perf-profile.calltrace.cycles-pp.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 2.06 ± 22% +0.8 2.90 ± 14% perf-profile.calltrace.cycles-pp.btrfs_async_run_delayed_root.btrfs_work_helper.process_one_work.worker_thread.kthread
> 19.41 ± 2% +0.9 20.29 ± 2% perf-profile.calltrace.cycles-pp.btrfs_insert_empty_items.btrfs_create_new_inode.btrfs_symlink.vfs_symlink.do_symlinkat
> 19.10 ± 2% +0.9 19.99 ± 2% perf-profile.calltrace.cycles-pp.btrfs_search_slot.btrfs_insert_empty_items.btrfs_create_new_inode.btrfs_symlink.vfs_symlink
> 2.97 ± 14% +1.1 4.08 ± 8% perf-profile.calltrace.cycles-pp.kthread.ret_from_fork.ret_from_fork_asm
> 2.97 ± 14% +1.1 4.08 ± 8% perf-profile.calltrace.cycles-pp.ret_from_fork.ret_from_fork_asm
> 2.97 ± 14% +1.1 4.08 ± 8% perf-profile.calltrace.cycles-pp.ret_from_fork_asm
> 4.96 ± 4% -0.6 4.35 ± 7% perf-profile.children.cycles-pp.flush_smp_call_function_queue
> 4.04 ± 4% -0.5 3.53 ± 7% perf-profile.children.cycles-pp.__flush_smp_call_function_queue
> 3.79 ± 4% -0.5 3.31 ± 7% perf-profile.children.cycles-pp.sched_ttwu_pending
> 3.38 ± 4% -0.4 2.94 ± 7% perf-profile.children.cycles-pp.ttwu_do_activate
> 3.23 ± 4% -0.4 2.84 ± 7% perf-profile.children.cycles-pp.enqueue_task
> 0.51 ±103% -0.4 0.12 ± 10% perf-profile.children.cycles-pp.btrfs_add_inode_to_root
> 3.08 ± 4% -0.4 2.70 ± 7% perf-profile.children.cycles-pp.enqueue_task_fair
> 2.26 ± 5% -0.4 1.89 ± 10% perf-profile.children.cycles-pp.tick_nohz_idle_exit
> 2.60 ± 6% -0.3 2.28 ± 9% perf-profile.children.cycles-pp.try_to_block_task
> 2.57 ± 5% -0.3 2.24 ± 9% perf-profile.children.cycles-pp.dequeue_task_fair
> 2.49 ± 5% -0.3 2.18 ± 9% perf-profile.children.cycles-pp.dequeue_entities
> 1.68 ± 5% -0.3 1.41 ± 11% perf-profile.children.cycles-pp.tick_nohz_restart_sched_tick
> 1.95 ± 5% -0.3 1.68 ± 10% perf-profile.children.cycles-pp.hrtimer_start_range_ns
> 1.62 ± 4% -0.2 1.40 ± 7% perf-profile.children.cycles-pp.enqueue_entity
> 1.38 ± 4% -0.2 1.19 ± 10% perf-profile.children.cycles-pp.__hrtimer_start_range_ns
> 1.39 ± 3% -0.1 1.25 ± 6% perf-profile.children.cycles-pp.rwsem_spin_on_owner
> 1.11 ± 4% -0.1 0.99 ± 9% perf-profile.children.cycles-pp.need_update
> 0.86 ± 5% -0.1 0.75 ± 8% perf-profile.children.cycles-pp.__get_next_timer_interrupt
> 0.62 ± 8% -0.1 0.53 ± 6% perf-profile.children.cycles-pp.hrtimer_try_to_cancel
> 0.46 ± 6% -0.1 0.38 ± 9% perf-profile.children.cycles-pp.__update_load_avg_se
> 0.50 ± 6% -0.1 0.42 ± 9% perf-profile.children.cycles-pp.clockevents_program_event
> 0.52 ± 5% -0.1 0.46 ± 11% perf-profile.children.cycles-pp.enqueue_hrtimer
> 0.48 ± 6% -0.1 0.42 ± 11% perf-profile.children.cycles-pp.timerqueue_add
> 0.23 ± 10% -0.1 0.17 ± 12% perf-profile.children.cycles-pp.__write_extent_buffer
> 0.46 ± 4% -0.1 0.41 ± 11% perf-profile.children.cycles-pp.memchr_inv
> 0.35 ± 5% -0.1 0.30 ± 9% perf-profile.children.cycles-pp.hrtimer_cancel
> 0.32 ± 5% -0.0 0.27 ± 6% perf-profile.children.cycles-pp.update_rq_clock
> 0.57 -0.0 0.53 ± 7% perf-profile.children.cycles-pp.cpu_util
> 0.17 ± 10% -0.0 0.12 ± 15% perf-profile.children.cycles-pp.memcpy_extent_buffer
> 0.31 ± 6% -0.0 0.27 ± 5% perf-profile.children.cycles-pp.nohz_balancer_kick
> 0.23 ± 12% -0.0 0.19 ± 11% perf-profile.children.cycles-pp.tmigr_inactive_up
> 0.16 ± 7% -0.0 0.13 ± 15% perf-profile.children.cycles-pp.place_entity
> 0.25 ± 3% -0.0 0.22 ± 10% perf-profile.children.cycles-pp.sched_clock
> 0.06 ± 7% -0.0 0.03 ± 70% perf-profile.children.cycles-pp.__sysvec_call_function_single
> 0.15 ± 4% -0.0 0.12 ± 12% perf-profile.children.cycles-pp.set_next_task_idle
> 0.18 ± 5% -0.0 0.15 ± 7% perf-profile.children.cycles-pp.task_work_run
> 0.11 ± 12% -0.0 0.08 ± 13% perf-profile.children.cycles-pp.irqtime_account_process_tick
> 0.11 ± 6% -0.0 0.09 ± 12% perf-profile.children.cycles-pp.exc_page_fault
> 0.11 ± 8% -0.0 0.09 ± 12% perf-profile.children.cycles-pp.do_user_addr_fault
> 0.16 ± 3% -0.0 0.14 ± 6% perf-profile.children.cycles-pp.tmigr_quick_check
> 0.13 ± 8% -0.0 0.11 ± 6% perf-profile.children.cycles-pp.security_inode_init_security
> 0.04 ± 45% +0.1 0.10 ± 20% perf-profile.children.cycles-pp.crc_pcl
> 0.04 ± 45% +0.1 0.10 ± 20% perf-profile.children.cycles-pp.csum_tree_block
> 0.06 ± 6% +0.1 0.14 ± 25% perf-profile.children.cycles-pp.check_dir_item
> 0.03 ±143% +0.1 0.10 ± 32% perf-profile.children.cycles-pp.asm_common_interrupt
> 0.03 ±143% +0.1 0.10 ± 32% perf-profile.children.cycles-pp.common_interrupt
> 0.32 ± 9% +0.1 0.40 ± 15% perf-profile.children.cycles-pp.btrfs_get_32
> 0.12 ± 7% +0.1 0.26 ± 21% perf-profile.children.cycles-pp.check_leaf_item
> 0.24 ± 6% +0.2 0.44 ± 21% perf-profile.children.cycles-pp.__btrfs_check_leaf
> 0.24 ± 6% +0.2 0.44 ± 21% perf-profile.children.cycles-pp.btrfs_check_leaf
> 1.02 ± 4% +0.2 1.25 ± 15% perf-profile.children.cycles-pp.btrfs_delayed_update_inode
> 0.29 ± 5% +0.2 0.54 ± 21% perf-profile.children.cycles-pp.btree_csum_one_bio
> 0.32 ± 2% +0.3 0.60 ± 21% perf-profile.children.cycles-pp.btrfs_submit_bbio
> 0.32 ± 2% +0.3 0.60 ± 21% perf-profile.children.cycles-pp.btrfs_submit_chunk
> 1.41 ± 9% +0.3 1.73 ± 10% perf-profile.children.cycles-pp.btrfs_lookup_inode
> 0.37 ± 3% +0.3 0.69 ± 20% perf-profile.children.cycles-pp.submit_eb_page
> 0.38 ± 3% +0.3 0.72 ± 21% perf-profile.children.cycles-pp.btrfs_commit_transaction
> 0.38 ± 3% +0.3 0.72 ± 21% perf-profile.children.cycles-pp.transaction_kthread
> 0.38 ± 2% +0.3 0.71 ± 21% perf-profile.children.cycles-pp.__filemap_fdatawrite_range
> 0.38 ± 2% +0.3 0.71 ± 21% perf-profile.children.cycles-pp.btree_write_cache_pages
> 0.38 ± 2% +0.3 0.71 ± 21% perf-profile.children.cycles-pp.btrfs_write_and_wait_transaction
> 0.38 ± 2% +0.3 0.71 ± 21% perf-profile.children.cycles-pp.btrfs_write_marked_extents
> 0.38 ± 2% +0.3 0.71 ± 21% perf-profile.children.cycles-pp.do_writepages
> 0.38 ± 2% +0.3 0.71 ± 21% perf-profile.children.cycles-pp.filemap_fdatawrite_wbc
> 0.50 ± 32% +0.5 0.98 ± 29% perf-profile.children.cycles-pp.__btrfs_release_delayed_node
> 2.42 ± 17% +0.8 3.22 ± 11% perf-profile.children.cycles-pp.process_one_work
> 2.46 ± 17% +0.8 3.26 ± 11% perf-profile.children.cycles-pp.worker_thread
> 2.97 ± 14% +1.1 4.08 ± 8% perf-profile.children.cycles-pp.kthread
> 2.97 ± 14% +1.1 4.08 ± 8% perf-profile.children.cycles-pp.ret_from_fork_asm
> 2.97 ± 14% +1.1 4.08 ± 8% perf-profile.children.cycles-pp.ret_from_fork
> 1.35 ± 3% -0.1 1.21 ± 6% perf-profile.self.cycles-pp.rwsem_spin_on_owner
> 0.44 ± 6% -0.1 0.37 ± 9% perf-profile.self.cycles-pp.__update_load_avg_se
> 0.32 ± 6% -0.1 0.26 ± 4% perf-profile.self.cycles-pp.enqueue_entity
> 0.18 ± 5% -0.0 0.15 ± 11% perf-profile.self.cycles-pp.__hrtimer_next_event_base
> 0.19 ± 6% -0.0 0.16 ± 7% perf-profile.self.cycles-pp.update_rq_clock
> 0.19 ± 7% -0.0 0.16 ± 9% perf-profile.self.cycles-pp.finish_task_switch
> 0.11 ± 12% -0.0 0.08 ± 13% perf-profile.self.cycles-pp.irqtime_account_process_tick
> 0.10 ± 5% -0.0 0.07 ± 16% perf-profile.self.cycles-pp.start_dl_timer
> 0.10 ± 8% -0.0 0.08 ± 6% perf-profile.self.cycles-pp.nohz_balancer_kick
> 0.10 ± 4% -0.0 0.08 ± 10% perf-profile.self.cycles-pp.tick_nohz_idle_got_tick
> 0.04 ± 45% +0.1 0.10 ± 20% perf-profile.self.cycles-pp.crc_pcl
> 0.30 ± 9% +0.1 0.37 ± 12% perf-profile.self.cycles-pp.btrfs_get_32
>
>
>
> ***************************************************************************************************
> lkp-icl-2sp4: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory
> =========================================================================================
> compiler/cpufreq_governor/disk/fs/kconfig/nr_threads/rootfs/tbox_group/test/testcase/testtime:
> gcc-12/performance/1HDD/ext4/x86_64-rhel-9.4/100%/debian-12-x86_64-20240206.cgz/lkp-icl-2sp4/file-ioctl/stress-ng/60s
>
> commit:
> 8de7606f0f ("cpuidle: menu: Eliminate outliers on both ends of the sample set")
> 85975daeaa ("cpuidle: menu: Avoid discarding useful information")
>
> 8de7606f0fe2bf5a 85975daeaa4d6ec560bfcd354fc
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 546948 +15.9% 633790 meminfo.Shmem
> 7.157e+09 -11.9% 6.305e+09 ± 2% cpuidle..time
> 9799994 ± 2% +78.9% 17529038 ± 2% cpuidle..usage
> 81.02 -12.4% 70.99 ± 3% iostat.cpu.iowait
> 7.42 ± 5% +148.4% 18.44 ± 8% iostat.cpu.system
> 83.54 -10.4 73.18 ± 3% mpstat.cpu.all.iowait%
> 0.16 +0.0 0.21 ± 5% mpstat.cpu.all.irq%
> 0.10 -0.0 0.06 ± 7% mpstat.cpu.all.soft%
> 7.37 ± 5% +11.3 18.72 ± 8% mpstat.cpu.all.sys%
> 0.60 +0.2 0.76 ± 2% mpstat.cpu.all.usr%
> 309.50 ± 9% +160.7% 806.83 ± 5% perf-c2c.DRAM.local
> 7890 +98.8% 15684 ± 4% perf-c2c.DRAM.remote
> 7304 ± 2% +144.9% 17884 ± 5% perf-c2c.HITM.local
> 5429 ± 3% +101.7% 10951 ± 2% perf-c2c.HITM.remote
> 12733 +126.5% 28836 ± 3% perf-c2c.HITM.total
> 81.01 -12.4% 70.99 ± 3% vmstat.cpu.wa
> 109.93 -13.7% 94.84 ± 2% vmstat.procs.b
> 10.89 ± 4% +139.9% 26.11 ± 4% vmstat.procs.r
> 249709 +47.8% 369109 ± 2% vmstat.system.cs
> 70448 +144.1% 171942 ± 3% vmstat.system.in
> 11641204 +81.0% 21073025 ± 3% stress-ng.file-ioctl.ops
> 194005 +81.0% 351204 ± 3% stress-ng.file-ioctl.ops_per_sec
> 1716 ± 8% +91.7% 3290 ± 10% stress-ng.time.involuntary_context_switches
> 1035 ± 4% +153.3% 2622 ± 9% stress-ng.time.percent_of_cpu_this_job_got
> 591.44 ± 4% +159.6% 1535 ± 9% stress-ng.time.system_time
> 31.70 +35.4% 42.92 ± 2% stress-ng.time.user_time
> 7851784 ± 2% +48.6% 11667499 ± 2% stress-ng.time.voluntary_context_switches
> 306427 +7.2% 328428 proc-vmstat.nr_active_anon
> 1045114 +2.1% 1066901 proc-vmstat.nr_file_pages
> 136748 +16.0% 158569 proc-vmstat.nr_shmem
> 306427 +7.2% 328428 proc-vmstat.nr_zone_active_anon
> 782797 +7.8% 843745 proc-vmstat.numa_hit
> 650421 +9.4% 711339 proc-vmstat.numa_local
> 830601 +7.3% 891473 proc-vmstat.pgalloc_normal
> 588428 +5.5% 620722 proc-vmstat.pgfault
> 4.007e+09 +70.6% 6.837e+09 ± 3% perf-stat.i.branch-instructions
> 2.76 -2.1 0.67 ± 13% perf-stat.i.branch-miss-rate%
> 1.106e+08 -62.3% 41669178 ± 10% perf-stat.i.branch-misses
> 4.93 ± 10% +16.2 21.15 ± 9% perf-stat.i.cache-miss-rate%
> 25959042 ± 8% +70.2% 44185905 ± 25% perf-stat.i.cache-misses
> 5.417e+08 -56.6% 2.349e+08 ± 15% perf-stat.i.cache-references
> 260344 ± 2% +48.2% 385789 ± 2% perf-stat.i.context-switches
> 1.86 ± 2% +57.2% 2.93 ± 6% perf-stat.i.cpi
> 3.413e+10 ± 4% +170.3% 9.227e+10 ± 8% perf-stat.i.cpu-cycles
> 1972 ± 3% +58.1% 3117 ± 5% perf-stat.i.cpu-migrations
> 1310 ± 5% +68.7% 2210 ± 22% perf-stat.i.cycles-between-cache-misses
> 1.823e+10 +69.9% 3.098e+10 ± 3% perf-stat.i.instructions
> 0.55 -33.4% 0.36 ± 4% perf-stat.i.ipc
> 2.03 ± 2% +48.5% 3.01 ± 2% perf-stat.i.metric.K/sec
> 6902 +7.0% 7386 ± 2% perf-stat.i.minor-faults
> 6902 +7.0% 7386 ± 2% perf-stat.i.page-faults
> 18871 ± 3% +788.1% 167609 ± 17% sched_debug.cfs_rq:/.avg_vruntime.min
> 0.11 ± 13% +57.9% 0.18 ± 6% sched_debug.cfs_rq:/.h_nr_running.avg
> 0.32 ± 6% +18.1% 0.37 ± 2% sched_debug.cfs_rq:/.h_nr_running.stddev
> 18871 ± 3% +788.1% 167609 ± 17% sched_debug.cfs_rq:/.min_vruntime.min
> 0.11 ± 12% +56.8% 0.18 ± 5% sched_debug.cfs_rq:/.nr_running.avg
> 0.33 ± 4% +18.1% 0.39 sched_debug.cfs_rq:/.nr_running.stddev
> 154.91 ± 4% +52.1% 235.54 ± 5% sched_debug.cfs_rq:/.util_avg.avg
> 173.49 ± 3% +10.6% 191.88 ± 4% sched_debug.cfs_rq:/.util_avg.stddev
> 17.14 ± 17% +125.0% 38.57 ± 10% sched_debug.cfs_rq:/.util_est.avg
> 76.00 ± 14% +40.9% 107.08 ± 5% sched_debug.cfs_rq:/.util_est.stddev
> 847909 -21.3% 667195 ± 2% sched_debug.cpu.avg_idle.avg
> 924.19 ± 2% -17.7% 760.86 sched_debug.cpu.clock_task.stddev
> 369.30 ± 14% +83.5% 677.51 ± 8% sched_debug.cpu.curr->pid.avg
> 1124 ± 6% +26.7% 1425 ± 2% sched_debug.cpu.curr->pid.stddev
> 0.11 ± 18% +58.3% 0.17 ± 7% sched_debug.cpu.nr_running.avg
> 61881 +47.1% 90998 ± 2% sched_debug.cpu.nr_switches.avg
> 75109 ± 9% +35.0% 101362 ± 3% sched_debug.cpu.nr_switches.max
> 55681 ± 3% +45.9% 81250 ± 2% sched_debug.cpu.nr_switches.min
> 0.46 ± 2% -13.9% 0.40 ± 3% sched_debug.cpu.nr_uninterruptible.avg
> 0.13 ± 2% -26.8% 0.09 ± 3% perf-sched.sch_delay.avg.ms.__cond_resched.__wait_for_common.affine_move_task.__set_cpus_allowed_ptr.__sched_setaffinity
> 0.10 ± 9% -37.4% 0.06 ± 20% perf-sched.sch_delay.avg.ms.__cond_resched.down_write.ext4_map_blocks.ext4_alloc_file_blocks.isra
> 0.06 ± 26% -50.2% 0.03 ± 27% perf-sched.sch_delay.avg.ms.do_wait.kernel_wait4.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.13 ± 2% -15.0% 0.11 ± 10% perf-sched.sch_delay.avg.ms.io_schedule.bit_wait_io.__wait_on_bit.out_of_line_wait_on_bit
> 0.13 -20.1% 0.10 perf-sched.sch_delay.avg.ms.io_schedule.bit_wait_io.__wait_on_bit_lock.out_of_line_wait_on_bit_lock
> 0.13 ± 7% -57.8% 0.06 ± 13% perf-sched.sch_delay.avg.ms.pipe_read.vfs_read.ksys_read.do_syscall_64
> 0.12 ± 5% -49.1% 0.06 ± 26% perf-sched.sch_delay.avg.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone
> 0.08 ± 16% -41.5% 0.05 ± 28% perf-sched.sch_delay.avg.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread
> 0.01 -33.3% 0.00 perf-sched.sch_delay.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 0.12 ± 19% -37.8% 0.08 ± 10% perf-sched.sch_delay.avg.ms.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown]
> 0.08 ± 21% -32.4% 0.05 ± 17% perf-sched.sch_delay.avg.ms.wait_for_partner.fifo_open.do_dentry_open.vfs_open
> 0.22 ± 15% -44.7% 0.12 ± 64% perf-sched.sch_delay.max.ms.__cond_resched.__ext4_handle_dirty_metadata.ext4_do_update_inode.isra.0
> 0.25 ± 24% -21.9% 0.19 ± 13% perf-sched.sch_delay.max.ms.__cond_resched.down_write.ext4_map_blocks.ext4_alloc_file_blocks.isra
> 0.06 ±142% +1147.4% 0.69 ±138% perf-sched.sch_delay.max.ms.__cond_resched.stop_one_cpu.migrate_task_to.task_numa_migrate.isra
> 18.58 ± 8% -47.7% 9.72 ± 7% perf-sched.sch_delay.max.ms.io_schedule.bit_wait_io.__wait_on_bit_lock.out_of_line_wait_on_bit_lock
> 0.13 ± 2% -21.4% 0.10 perf-sched.total_sch_delay.average.ms
> 293.05 ±209% -96.7% 9.72 ± 7% perf-sched.total_sch_delay.max.ms
> 1.10 -10.1% 0.99 perf-sched.wait_and_delay.avg.ms.io_schedule.bit_wait_io.__wait_on_bit_lock.out_of_line_wait_on_bit_lock
> 384.95 ± 4% -27.9% 277.39 ± 9% perf-sched.wait_and_delay.avg.ms.pipe_read.vfs_read.ksys_read.do_syscall_64
> 4.03 ± 4% -73.8% 1.05 ±142% perf-sched.wait_and_delay.avg.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
> 204.76 -28.7% 145.90 ± 3% perf-sched.wait_and_delay.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 188.00 ± 4% +38.4% 260.17 ± 8% perf-sched.wait_and_delay.count.pipe_read.vfs_read.ksys_read.do_syscall_64
> 2949 +51.9% 4478 ± 2% perf-sched.wait_and_delay.count.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 19.20 ± 9% -34.7% 12.54 ± 26% perf-sched.wait_and_delay.max.ms.io_schedule.bit_wait_io.__wait_on_bit_lock.out_of_line_wait_on_bit_lock
> 0.95 ± 2% -11.1% 0.84 ± 3% perf-sched.wait_time.avg.ms.__cond_resched.__ext4_handle_dirty_metadata.ext4_do_update_inode.isra.0
> 0.92 ± 5% -10.2% 0.83 ± 5% perf-sched.wait_time.avg.ms.__cond_resched.__ext4_mark_inode_dirty.ext4_alloc_file_blocks.isra.0
> 0.94 ± 2% -12.4% 0.82 ± 3% perf-sched.wait_time.avg.ms.__cond_resched.down_write.ext4_map_blocks.ext4_alloc_file_blocks.isra
> 384.82 ± 4% -27.9% 277.33 ± 9% perf-sched.wait_time.avg.ms.pipe_read.vfs_read.ksys_read.do_syscall_64
> 3.96 ± 4% -32.0% 2.70 ± 13% perf-sched.wait_time.avg.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
> 0.83 ± 2% -16.7% 0.69 ± 7% perf-sched.wait_time.avg.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone
> 204.75 -28.7% 145.90 ± 3% perf-sched.wait_time.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 0.03 ± 48% -68.5% 0.01 ± 68% perf-sched.wait_time.avg.ms.wait_for_partner.fifo_open.do_dentry_open.vfs_open
> 1.12 ± 3% -13.8% 0.96 ± 10% perf-sched.wait_time.max.ms.__cond_resched.__ext4_handle_dirty_metadata.ext4_do_update_inode.isra.0
> 1.10 ± 5% -10.9% 0.98 ± 2% perf-sched.wait_time.max.ms.__cond_resched.bdev_getblk.__ext4_get_inode_loc.ext4_get_inode_loc.ext4_reserve_inode_write
> 1.03 ± 5% -18.0% 0.85 ± 15% perf-sched.wait_time.max.ms.__cond_resched.vfs_fallocate.ioctl_preallocate.__x64_sys_ioctl.do_syscall_64
> 21.22 -12.7 8.54 ± 21% perf-profile.calltrace.cycles-pp.common_startup_64
> 28.62 -12.3 16.30 ± 13% perf-profile.calltrace.cycles-pp.__ext4_ioctl.__x64_sys_ioctl.do_syscall_64.entry_SYSCALL_64_after_hwframe.ioctl
> 28.43 -12.2 16.20 ± 13% perf-profile.calltrace.cycles-pp.ext4_ioctl_getlabel.__ext4_ioctl.__x64_sys_ioctl.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 20.34 -11.9 8.43 ± 21% perf-profile.calltrace.cycles-pp.start_secondary.common_startup_64
> 20.33 -11.9 8.42 ± 21% perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.common_startup_64
> 20.30 -11.9 8.42 ± 21% perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 20.12 -10.0 10.12 ± 17% perf-profile.calltrace.cycles-pp.out_of_line_wait_on_bit_lock.ext4_ioctl_getlabel.__ext4_ioctl.__x64_sys_ioctl.do_syscall_64
> 20.10 -10.0 10.12 ± 17% perf-profile.calltrace.cycles-pp.__wait_on_bit_lock.out_of_line_wait_on_bit_lock.ext4_ioctl_getlabel.__ext4_ioctl.__x64_sys_ioctl
> 13.93 -7.4 6.57 ± 20% perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 13.10 -6.3 6.83 ± 18% perf-profile.calltrace.cycles-pp.prepare_to_wait_exclusive.__wait_on_bit_lock.out_of_line_wait_on_bit_lock.ext4_ioctl_getlabel.__ext4_ioctl
> 12.60 -6.1 6.49 ± 19% perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.prepare_to_wait_exclusive.__wait_on_bit_lock.out_of_line_wait_on_bit_lock.ext4_ioctl_getlabel
> 12.34 -6.1 6.28 ± 19% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.prepare_to_wait_exclusive.__wait_on_bit_lock.out_of_line_wait_on_bit_lock
> 10.62 -4.9 5.75 ± 18% perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary
> 10.46 -4.8 5.66 ± 18% perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry
> 8.08 -4.3 3.80 ± 17% perf-profile.calltrace.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
> 3.36 -2.4 0.92 ± 26% perf-profile.calltrace.cycles-pp.bit_wait_io.__wait_on_bit_lock.out_of_line_wait_on_bit_lock.ext4_ioctl_getlabel.__ext4_ioctl
> 3.34 -2.4 0.91 ± 26% perf-profile.calltrace.cycles-pp.io_schedule.bit_wait_io.__wait_on_bit_lock.out_of_line_wait_on_bit_lock.ext4_ioctl_getlabel
> 3.29 -2.4 0.89 ± 26% perf-profile.calltrace.cycles-pp.schedule.io_schedule.bit_wait_io.__wait_on_bit_lock.out_of_line_wait_on_bit_lock
> 3.24 -2.4 0.87 ± 26% perf-profile.calltrace.cycles-pp.__schedule.schedule.io_schedule.bit_wait_io.__wait_on_bit_lock
> 7.55 -2.0 5.52 ± 7% perf-profile.calltrace.cycles-pp.wake_up_bit.ext4_ioctl_getlabel.__ext4_ioctl.__x64_sys_ioctl.do_syscall_64
> 5.29 -1.9 3.36 ± 5% perf-profile.calltrace.cycles-pp.ext4_map_blocks.ext4_alloc_file_blocks.ext4_fallocate.vfs_fallocate.ioctl_preallocate
> 2.88 -1.9 0.99 ± 21% perf-profile.calltrace.cycles-pp.flush_smp_call_function_queue.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 3.74 -1.8 1.96 ± 14% perf-profile.calltrace.cycles-pp.ext4_map_create_blocks.ext4_map_blocks.ext4_alloc_file_blocks.ext4_fallocate.vfs_fallocate
> 2.68 -1.8 0.92 ± 21% perf-profile.calltrace.cycles-pp.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry.start_secondary
> 2.09 -1.7 0.36 ±105% perf-profile.calltrace.cycles-pp.enqueue_task.ttwu_do_activate.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue
> 2.51 -1.7 0.80 ± 24% perf-profile.calltrace.cycles-pp.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry
> 2.22 -1.7 0.55 ± 53% perf-profile.calltrace.cycles-pp.ttwu_do_activate.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle
> 1.98 -1.6 0.34 ±104% perf-profile.calltrace.cycles-pp.enqueue_task_fair.enqueue_task.ttwu_do_activate.sched_ttwu_pending.__flush_smp_call_function_queue
> 1.74 -1.4 0.32 ±103% perf-profile.calltrace.cycles-pp.schedule_idle.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 1.68 -1.4 0.32 ±103% perf-profile.calltrace.cycles-pp.__schedule.schedule_idle.do_idle.cpu_startup_entry.start_secondary
> 3.49 -1.4 2.13 ± 8% perf-profile.calltrace.cycles-pp.__wake_up_common.wake_up_bit.ext4_ioctl_getlabel.__ext4_ioctl.__x64_sys_ioctl
> 3.35 -1.2 2.16 ± 9% perf-profile.calltrace.cycles-pp.finish_wait.__wait_on_bit_lock.out_of_line_wait_on_bit_lock.ext4_ioctl_getlabel.__ext4_ioctl
> 3.26 -1.2 2.09 ± 9% perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.finish_wait.__wait_on_bit_lock.out_of_line_wait_on_bit_lock.ext4_ioctl_getlabel
> 3.22 -1.2 2.06 ± 9% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.finish_wait.__wait_on_bit_lock.out_of_line_wait_on_bit_lock
> 4.11 ± 3% -1.1 2.97 ± 6% perf-profile.calltrace.cycles-pp.__ext4_mark_inode_dirty.ext4_alloc_file_blocks.ext4_fallocate.vfs_fallocate.ioctl_preallocate
> 1.42 -1.1 0.31 ±102% perf-profile.calltrace.cycles-pp.menu_select.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary
> 2.69 ± 2% -1.0 1.71 ± 17% perf-profile.calltrace.cycles-pp.ext4_mark_iloc_dirty.__ext4_mark_inode_dirty.ext4_alloc_file_blocks.ext4_fallocate.vfs_fallocate
> 1.54 ± 4% -0.9 0.60 ± 12% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64.ioctl
> 1.70 ± 15% -0.9 0.78 ± 13% perf-profile.calltrace.cycles-pp.ext4_es_insert_extent.ext4_map_create_blocks.ext4_map_blocks.ext4_alloc_file_blocks.ext4_fallocate
> 2.43 ± 2% -0.9 1.53 ± 17% perf-profile.calltrace.cycles-pp.ext4_do_update_inode.ext4_mark_iloc_dirty.__ext4_mark_inode_dirty.ext4_alloc_file_blocks.ext4_fallocate
> 1.84 ± 4% -0.8 1.03 ± 13% perf-profile.calltrace.cycles-pp.clear_bhb_loop.ioctl
> 1.33 ± 11% -0.6 0.70 ± 12% perf-profile.calltrace.cycles-pp.ext4_ext_map_blocks.ext4_map_create_blocks.ext4_map_blocks.ext4_alloc_file_blocks.ext4_fallocate
> 3.73 -0.6 3.12 ± 6% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.wake_up_bit.ext4_ioctl_getlabel.__ext4_ioctl
> 3.83 -0.6 3.24 ± 6% perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.wake_up_bit.ext4_ioctl_getlabel.__ext4_ioctl.__x64_sys_ioctl
> 1.40 -0.6 0.82 ± 9% perf-profile.calltrace.cycles-pp.wake_bit_function.__wake_up_common.wake_up_bit.ext4_ioctl_getlabel.__ext4_ioctl
> 1.40 ± 14% -0.5 0.91 ± 9% perf-profile.calltrace.cycles-pp.ext4_fill_raw_inode.ext4_do_update_inode.ext4_mark_iloc_dirty.__ext4_mark_inode_dirty.ext4_alloc_file_blocks
> 0.83 ± 4% -0.5 0.36 ± 71% perf-profile.calltrace.cycles-pp.ext4_find_extent.ext4_ext_map_blocks.ext4_map_create_blocks.ext4_map_blocks.ext4_alloc_file_blocks
> 0.72 ± 3% -0.5 0.26 ±100% perf-profile.calltrace.cycles-pp.ext4_inode_csum.ext4_inode_csum_set.ext4_fill_raw_inode.ext4_do_update_inode.ext4_mark_iloc_dirty
> 0.82 ± 3% -0.4 0.39 ± 70% perf-profile.calltrace.cycles-pp.ext4_inode_csum_set.ext4_fill_raw_inode.ext4_do_update_inode.ext4_mark_iloc_dirty.__ext4_mark_inode_dirty
> 1.10 ± 2% -0.4 0.72 ± 11% perf-profile.calltrace.cycles-pp.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.ioctl
> 0.93 ± 4% -0.2 0.71 ± 7% perf-profile.calltrace.cycles-pp.ext4_reserve_inode_write.__ext4_mark_inode_dirty.ext4_alloc_file_blocks.ext4_fallocate.vfs_fallocate
> 7.23 +0.5 7.72 ± 3% perf-profile.calltrace.cycles-pp.do_vfs_ioctl.__x64_sys_ioctl.do_syscall_64.entry_SYSCALL_64_after_hwframe.ioctl
> 0.62 ± 3% +1.3 1.90 ± 19% perf-profile.calltrace.cycles-pp.generic_update_time.file_modified.ext4_fallocate.vfs_fallocate.ioctl_preallocate
> 0.58 ± 4% +1.3 1.88 ± 19% perf-profile.calltrace.cycles-pp.__mark_inode_dirty.generic_update_time.file_modified.ext4_fallocate.vfs_fallocate
> 0.86 ± 3% +1.3 2.19 ± 15% perf-profile.calltrace.cycles-pp.file_modified.ext4_fallocate.vfs_fallocate.ioctl_preallocate.__x64_sys_ioctl
> 0.00 +1.5 1.53 ± 18% perf-profile.calltrace.cycles-pp.ext4_dirty_inode.__mark_inode_dirty.generic_update_time.file_modified.ext4_fallocate
> 3.91 +2.4 6.27 ± 7% perf-profile.calltrace.cycles-pp.vfs_fileattr_set.do_vfs_ioctl.__x64_sys_ioctl.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 3.68 +2.5 6.14 ± 7% perf-profile.calltrace.cycles-pp.ext4_fileattr_set.vfs_fileattr_set.do_vfs_ioctl.__x64_sys_ioctl.do_syscall_64
> 3.65 +2.5 6.13 ± 7% perf-profile.calltrace.cycles-pp.ext4_ioctl_setflags.ext4_fileattr_set.vfs_fileattr_set.do_vfs_ioctl.__x64_sys_ioctl
> 3.26 +3.1 6.41 ± 7% perf-profile.calltrace.cycles-pp.ext4_zero_range.ext4_fallocate.vfs_fallocate.ioctl_preallocate.__x64_sys_ioctl
> 2.78 +3.4 6.13 ± 7% perf-profile.calltrace.cycles-pp.ext4_alloc_file_blocks.ext4_zero_range.ext4_fallocate.vfs_fallocate.ioctl_preallocate
> 2.62 +3.5 6.16 ± 14% perf-profile.calltrace.cycles-pp.jbd2_journal_stop.__ext4_journal_stop.ext4_alloc_file_blocks.ext4_fallocate.vfs_fallocate
> 2.78 +3.6 6.35 ± 14% perf-profile.calltrace.cycles-pp.__ext4_journal_stop.ext4_alloc_file_blocks.ext4_fallocate.vfs_fallocate.ioctl_preallocate
> 4.63 ± 70% +3.8 8.41 ±141% perf-profile.calltrace.cycles-pp.cleanup_module.cleanup_module.ext4_alloc_file_blocks.ext4_fallocate.vfs_fallocate
> 63.44 ± 2% +6.3 69.74 ± 6% perf-profile.calltrace.cycles-pp.ioctl
> 12.89 ± 11% +7.3 20.14 ± 24% perf-profile.calltrace.cycles-pp.stress_run
> 12.09 ± 11% +7.6 19.72 ± 25% perf-profile.calltrace.cycles-pp.ioctl.stress_run
> 10.90 ± 11% +8.1 19.03 ± 25% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.ioctl.stress_run
> 10.82 ± 11% +8.2 18.98 ± 25% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.ioctl.stress_run
> 10.33 ± 11% +8.3 18.66 ± 25% perf-profile.calltrace.cycles-pp.__x64_sys_ioctl.do_syscall_64.entry_SYSCALL_64_after_hwframe.ioctl.stress_run
> 58.86 +8.7 67.52 ± 6% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.ioctl
> 58.61 +8.8 67.36 ± 6% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.ioctl
> 56.77 +9.4 66.18 ± 6% perf-profile.calltrace.cycles-pp.__x64_sys_ioctl.do_syscall_64.entry_SYSCALL_64_after_hwframe.ioctl
> 23.48 +26.4 49.90 ± 7% perf-profile.calltrace.cycles-pp.ext4_alloc_file_blocks.ext4_fallocate.vfs_fallocate.ioctl_preallocate.__x64_sys_ioctl
> 30.04 +30.1 60.18 ± 7% perf-profile.calltrace.cycles-pp.ioctl_preallocate.__x64_sys_ioctl.do_syscall_64.entry_SYSCALL_64_after_hwframe.ioctl
> 29.54 +30.4 59.89 ± 7% perf-profile.calltrace.cycles-pp.vfs_fallocate.ioctl_preallocate.__x64_sys_ioctl.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 29.04 +30.6 59.60 ± 7% perf-profile.calltrace.cycles-pp.ext4_fallocate.vfs_fallocate.ioctl_preallocate.__x64_sys_ioctl.do_syscall_64
> 21.22 -12.7 8.54 ± 21% perf-profile.children.cycles-pp.common_startup_64
> 21.22 -12.7 8.54 ± 21% perf-profile.children.cycles-pp.cpu_startup_entry
> 21.19 -12.7 8.54 ± 21% perf-profile.children.cycles-pp.do_idle
> 28.66 -12.3 16.31 ± 13% perf-profile.children.cycles-pp.__ext4_ioctl
> 28.44 -12.2 16.21 ± 13% perf-profile.children.cycles-pp.ext4_ioctl_getlabel
> 20.34 -11.9 8.43 ± 21% perf-profile.children.cycles-pp.start_secondary
> 20.12 -10.0 10.12 ± 17% perf-profile.children.cycles-pp.out_of_line_wait_on_bit_lock
> 20.10 -10.0 10.12 ± 17% perf-profile.children.cycles-pp.__wait_on_bit_lock
> 20.29 -8.2 12.11 ± 13% perf-profile.children.cycles-pp._raw_spin_lock_irqsave
> 14.20 -7.6 6.65 ± 20% perf-profile.children.cycles-pp.cpuidle_idle_call
> 19.33 -7.5 11.79 ± 13% perf-profile.children.cycles-pp.native_queued_spin_lock_slowpath
> 13.11 -6.3 6.84 ± 18% perf-profile.children.cycles-pp.prepare_to_wait_exclusive
> 10.84 -5.0 5.81 ± 18% perf-profile.children.cycles-pp.cpuidle_enter
> 10.78 -5.0 5.79 ± 18% perf-profile.children.cycles-pp.cpuidle_enter_state
> 8.21 -4.4 3.83 ± 17% perf-profile.children.cycles-pp.intel_idle
> 5.00 -3.6 1.44 ± 25% perf-profile.children.cycles-pp.__schedule
> 3.48 -2.5 1.03 ± 23% perf-profile.children.cycles-pp.flush_smp_call_function_queue
> 3.37 -2.5 0.92 ± 26% perf-profile.children.cycles-pp.bit_wait_io
> 3.34 -2.4 0.91 ± 26% perf-profile.children.cycles-pp.io_schedule
> 3.33 -2.4 0.90 ± 26% perf-profile.children.cycles-pp.schedule
> 5.95 -2.2 3.79 ± 5% perf-profile.children.cycles-pp.ext4_map_blocks
> 7.56 -2.0 5.52 ± 7% perf-profile.children.cycles-pp.wake_up_bit
> 4.10 -1.8 2.30 ± 8% perf-profile.children.cycles-pp.ext4_map_create_blocks
> 2.71 -1.8 0.93 ± 21% perf-profile.children.cycles-pp.__flush_smp_call_function_queue
> 2.54 -1.7 0.81 ± 23% perf-profile.children.cycles-pp.sched_ttwu_pending
> 2.25 -1.6 0.64 ± 28% perf-profile.children.cycles-pp.ttwu_do_activate
> 2.01 -1.5 0.49 ± 28% perf-profile.children.cycles-pp.try_to_block_task
> 2.12 -1.5 0.60 ± 27% perf-profile.children.cycles-pp.enqueue_task
> 1.90 -1.4 0.46 ± 29% perf-profile.children.cycles-pp.dequeue_task_fair
> 2.02 -1.4 0.59 ± 27% perf-profile.children.cycles-pp.enqueue_task_fair
> 1.84 -1.4 0.45 ± 28% perf-profile.children.cycles-pp.dequeue_entities
> 3.54 -1.4 2.16 ± 8% perf-profile.children.cycles-pp.__wake_up_common
> 3.91 ± 2% -1.4 2.54 ± 8% perf-profile.children.cycles-pp.ext4_mark_iloc_dirty
> 4.85 ± 2% -1.3 3.50 ± 6% perf-profile.children.cycles-pp.__ext4_mark_inode_dirty
> 3.56 ± 2% -1.3 2.30 ± 8% perf-profile.children.cycles-pp.ext4_do_update_inode
> 2.82 -1.2 1.59 ± 9% perf-profile.children.cycles-pp.clear_bhb_loop
> 1.76 -1.2 0.56 ± 23% perf-profile.children.cycles-pp.schedule_idle
> 3.35 -1.2 2.16 ± 9% perf-profile.children.cycles-pp.finish_wait
> 1.29 ± 2% -1.2 0.10 ± 93% perf-profile.children.cycles-pp.tick_nohz_idle_stop_tick
> 1.28 ± 2% -1.2 0.10 ± 92% perf-profile.children.cycles-pp.tick_nohz_stop_tick
> 1.28 -1.1 0.16 ± 51% perf-profile.children.cycles-pp.tick_nohz_idle_exit
> 1.43 -1.1 0.35 ± 30% perf-profile.children.cycles-pp.__pick_next_task
> 1.28 -1.0 0.23 ± 38% perf-profile.children.cycles-pp.hrtimer_start_range_ns
> 2.12 -1.0 1.16 ± 8% perf-profile.children.cycles-pp.ext4_es_insert_extent
> 2.64 ± 2% -1.0 1.68 ± 8% perf-profile.children.cycles-pp.ext4_fill_raw_inode
> 1.44 -0.9 0.53 ± 23% perf-profile.children.cycles-pp.menu_select
> 1.20 -0.9 0.30 ± 31% perf-profile.children.cycles-pp.dequeue_entity
> 1.16 -0.9 0.30 ± 28% perf-profile.children.cycles-pp.pick_next_task_fair
> 1.89 -0.8 1.09 ± 8% perf-profile.children.cycles-pp.ext4_ext_map_blocks
> 0.88 -0.8 0.12 ± 53% perf-profile.children.cycles-pp.rest_init
> 0.88 -0.8 0.12 ± 53% perf-profile.children.cycles-pp.start_kernel
> 0.88 -0.8 0.12 ± 53% perf-profile.children.cycles-pp.x86_64_start_kernel
> 0.88 -0.8 0.12 ± 53% perf-profile.children.cycles-pp.x86_64_start_reservations
> 0.92 -0.8 0.16 ± 40% perf-profile.children.cycles-pp.__hrtimer_start_range_ns
> 1.06 ± 2% -0.7 0.32 ± 33% perf-profile.children.cycles-pp.handle_softirqs
> 1.68 -0.7 1.00 ± 8% perf-profile.children.cycles-pp.ext4_inode_csum_set
> 0.95 -0.7 0.28 ± 26% perf-profile.children.cycles-pp.enqueue_entity
> 0.91 ± 2% -0.7 0.24 ± 29% perf-profile.children.cycles-pp.update_load_avg
> 0.78 -0.7 0.12 ± 53% perf-profile.children.cycles-pp._nohz_idle_balance
> 0.70 ± 2% -0.6 0.08 ± 46% perf-profile.children.cycles-pp.do_softirq
> 1.53 -0.6 0.91 ± 8% perf-profile.children.cycles-pp.ext4_inode_csum
> 1.42 -0.6 0.84 ± 8% perf-profile.children.cycles-pp.wake_bit_function
> 1.91 ± 4% -0.6 1.34 ± 6% perf-profile.children.cycles-pp.ext4_reserve_inode_write
> 1.56 -0.5 1.02 ± 8% perf-profile.children.cycles-pp.syscall_exit_to_user_mode
> 0.96 -0.5 0.45 ± 13% perf-profile.children.cycles-pp.try_to_wake_up
> 1.27 -0.5 0.78 ± 7% perf-profile.children.cycles-pp.ext4_find_extent
> 0.69 -0.5 0.22 ± 24% perf-profile.children.cycles-pp.dl_server_start
> 1.39 -0.5 0.92 ± 7% perf-profile.children.cycles-pp.entry_SYSCALL_64
> 0.60 -0.5 0.13 ± 31% perf-profile.children.cycles-pp.__get_next_timer_interrupt
> 0.58 ± 3% -0.5 0.13 ± 43% perf-profile.children.cycles-pp.sched_balance_update_blocked_averages
> 0.66 -0.4 0.21 ± 26% perf-profile.children.cycles-pp.enqueue_dl_entity
> 0.97 ± 3% -0.4 0.53 ± 9% perf-profile.children.cycles-pp.__es_remove_extent
> 0.54 -0.4 0.11 ± 34% perf-profile.children.cycles-pp.update_curr
> 0.75 ± 2% -0.4 0.33 ± 20% perf-profile.children.cycles-pp.tick_nohz_get_sleep_length
> 0.52 ± 2% -0.4 0.12 ± 30% perf-profile.children.cycles-pp.memdup_user
> 1.25 ± 5% -0.4 0.86 ± 8% perf-profile.children.cycles-pp.ext4_get_inode_loc
> 1.20 ± 5% -0.4 0.82 ± 8% perf-profile.children.cycles-pp.__ext4_get_inode_loc
> 1.05 -0.4 0.68 ± 8% perf-profile.children.cycles-pp.entry_SYSRETQ_unsafe_stack
> 0.50 -0.4 0.12 ± 36% perf-profile.children.cycles-pp.switch_mm_irqs_off
> 0.76 ± 2% -0.4 0.40 ± 10% perf-profile.children.cycles-pp.llseek
> 0.74 -0.4 0.39 ± 8% perf-profile.children.cycles-pp.__es_insert_extent
> 0.83 ± 2% -0.3 0.48 ± 9% perf-profile.children.cycles-pp.fdget
> 0.60 ± 3% -0.3 0.26 ± 13% perf-profile.children.cycles-pp.bmap
> 0.48 ± 2% -0.3 0.13 ± 23% perf-profile.children.cycles-pp.dl_server_stop
> 0.46 -0.3 0.12 ± 27% perf-profile.children.cycles-pp.sched_balance_newidle
> 0.57 ± 3% -0.3 0.24 ± 12% perf-profile.children.cycles-pp.ext4_bmap
> 0.85 -0.3 0.55 ± 26% perf-profile.children.cycles-pp.__hrtimer_run_queues
> 0.80 ± 2% -0.3 0.50 ± 7% perf-profile.children.cycles-pp.__cond_resched
> 0.42 ± 3% -0.3 0.13 ± 23% perf-profile.children.cycles-pp.hrtimer_try_to_cancel
> 0.41 ± 3% -0.3 0.12 ± 20% perf-profile.children.cycles-pp.set_next_task_fair
> 0.66 ± 2% -0.3 0.36 ± 8% perf-profile.children.cycles-pp.kmem_cache_alloc_noprof
> 0.50 ± 3% -0.3 0.21 ± 14% perf-profile.children.cycles-pp.iomap_bmap
> 0.54 ± 3% -0.3 0.25 ± 16% perf-profile.children.cycles-pp.__check_block_validity
> 0.55 ± 2% -0.3 0.27 ± 19% perf-profile.children.cycles-pp.tick_nohz_next_event
> 0.77 -0.3 0.51 ± 26% perf-profile.children.cycles-pp.tick_nohz_handler
> 0.29 ± 4% -0.2 0.04 ±110% perf-profile.children.cycles-pp.__update_blocked_fair
> 0.30 ± 4% -0.2 0.06 ± 59% perf-profile.children.cycles-pp.rb_erase
> 0.65 ± 3% -0.2 0.41 ± 8% perf-profile.children.cycles-pp._copy_from_user
> 0.32 ± 3% -0.2 0.08 ± 34% perf-profile.children.cycles-pp.__update_load_avg_se
> 0.34 ± 3% -0.2 0.10 ± 18% perf-profile.children.cycles-pp.set_next_entity
> 0.42 ± 4% -0.2 0.18 ± 11% perf-profile.children.cycles-pp.iomap_iter
> 0.43 ± 3% -0.2 0.20 ± 17% perf-profile.children.cycles-pp.ext4_sb_block_valid
> 0.46 ± 2% -0.2 0.23 ± 13% perf-profile.children.cycles-pp.ttwu_queue_wakelist
> 0.66 -0.2 0.43 ± 26% perf-profile.children.cycles-pp.update_process_times
> 0.39 ± 2% -0.2 0.16 ± 21% perf-profile.children.cycles-pp.sched_balance_rq
> 0.34 ± 2% -0.2 0.12 ± 24% perf-profile.children.cycles-pp.start_dl_timer
> 0.32 -0.2 0.11 ± 19% perf-profile.children.cycles-pp.select_task_rq
> 0.43 -0.2 0.22 ± 11% perf-profile.children.cycles-pp.x64_sys_call
> 0.49 -0.2 0.28 ± 9% perf-profile.children.cycles-pp.__kmalloc_noprof
> 0.64 -0.2 0.44 ± 7% perf-profile.children.cycles-pp.bdev_getblk
> 0.60 ± 2% -0.2 0.40 ± 5% perf-profile.children.cycles-pp.ext4_cache_extents
> 0.36 ± 3% -0.2 0.17 ± 13% perf-profile.children.cycles-pp.stress_file_ioctl
> 0.22 ± 7% -0.2 0.03 ±108% perf-profile.children.cycles-pp.cpuidle_governor_latency_req
> 0.29 ± 2% -0.2 0.10 ± 19% perf-profile.children.cycles-pp.select_task_rq_fair
> 0.46 ± 3% -0.2 0.27 ± 7% perf-profile.children.cycles-pp.kmem_cache_free
> 0.30 ± 3% -0.2 0.12 ± 18% perf-profile.children.cycles-pp.prepare_task_switch
> 0.37 ± 2% -0.2 0.19 ± 14% perf-profile.children.cycles-pp.__smp_call_single_queue
> 0.22 ± 4% -0.2 0.04 ± 77% perf-profile.children.cycles-pp.lapic_next_deadline
> 0.31 ± 3% -0.2 0.13 ± 19% perf-profile.children.cycles-pp.sched_balance_find_src_group
> 0.32 ± 4% -0.2 0.14 ± 10% perf-profile.children.cycles-pp.stress_file_ioctl_ext
> 0.30 ± 4% -0.2 0.12 ± 22% perf-profile.children.cycles-pp.update_sd_lb_stats
> 0.24 ± 4% -0.2 0.07 ± 27% perf-profile.children.cycles-pp.__update_load_avg_cfs_rq
> 0.48 -0.2 0.31 ± 6% perf-profile.children.cycles-pp.percpu_counter_add_batch
> 0.49 ± 2% -0.2 0.33 ± 4% perf-profile.children.cycles-pp.ext4_es_cache_extent
> 0.54 ± 2% -0.2 0.37 ± 7% perf-profile.children.cycles-pp.__find_get_block
> 0.40 ± 3% -0.2 0.23 ± 10% perf-profile.children.cycles-pp.syscall_return_via_sysret
> 0.32 ± 3% -0.2 0.16 ± 9% perf-profile.children.cycles-pp.kfree
> 0.29 ± 4% -0.2 0.14 ± 23% perf-profile.children.cycles-pp.sched_balance_domains
> 0.26 ± 4% -0.2 0.11 ± 20% perf-profile.children.cycles-pp.update_sg_lb_stats
> 0.58 ± 5% -0.2 0.43 ± 7% perf-profile.children.cycles-pp.__ext4_journal_get_write_access
> 0.31 ± 2% -0.2 0.16 ± 9% perf-profile.children.cycles-pp.ioctl_file_clone
> 0.21 -0.1 0.06 ± 30% perf-profile.children.cycles-pp.__switch_to_asm
> 0.23 ± 3% -0.1 0.08 ± 23% perf-profile.children.cycles-pp.update_rq_clock_task
> 0.21 -0.1 0.08 ± 23% perf-profile.children.cycles-pp.task_contending
> 0.23 ± 4% -0.1 0.10 ± 15% perf-profile.children.cycles-pp.ext4_iomap_begin
> 0.16 ± 5% -0.1 0.03 ±103% perf-profile.children.cycles-pp.__rseq_handle_notify_resume
> 0.41 ± 2% -0.1 0.29 ± 19% perf-profile.children.cycles-pp.clockevents_program_event
> 0.27 ± 11% -0.1 0.15 ± 25% perf-profile.children.cycles-pp.__ext4_journal_start_sb
> 0.24 ± 2% -0.1 0.12 ± 13% perf-profile.children.cycles-pp.call_function_single_prep_ipi
> 0.63 ± 2% -0.1 0.51 ± 4% perf-profile.children.cycles-pp.down_write
> 0.20 ± 3% -0.1 0.08 ± 17% perf-profile.children.cycles-pp.__x64_sys_fcntl
> 0.20 ± 2% -0.1 0.08 ± 16% perf-profile.children.cycles-pp.ksys_lseek
> 0.34 ± 3% -0.1 0.22 ± 7% perf-profile.children.cycles-pp.rcu_all_qs
> 0.55 ± 2% -0.1 0.44 ± 7% perf-profile.children.cycles-pp._raw_spin_lock
> 0.14 ± 3% -0.1 0.03 ±101% perf-profile.children.cycles-pp.kthread
> 0.14 ± 3% -0.1 0.03 ±101% perf-profile.children.cycles-pp.ret_from_fork
> 0.14 ± 3% -0.1 0.03 ±101% perf-profile.children.cycles-pp.ret_from_fork_asm
> 0.21 ± 3% -0.1 0.10 ± 19% perf-profile.children.cycles-pp.native_sched_clock
> 0.19 ± 3% -0.1 0.08 ± 18% perf-profile.children.cycles-pp.update_cfs_group
> 0.26 ± 3% -0.1 0.16 ± 28% perf-profile.children.cycles-pp.sched_tick
> 0.28 ± 4% -0.1 0.18 ± 8% perf-profile.children.cycles-pp.__ext4_handle_dirty_metadata
> 0.45 ± 7% -0.1 0.35 ± 9% perf-profile.children.cycles-pp.jbd2_journal_get_write_access
> 0.21 ± 3% -0.1 0.11 ± 11% perf-profile.children.cycles-pp._copy_to_user
> 0.22 ± 6% -0.1 0.12 ± 12% perf-profile.children.cycles-pp.crypto_shash_update
> 0.23 ± 2% -0.1 0.13 ± 10% perf-profile.children.cycles-pp.map_id_up
> 0.16 ± 2% -0.1 0.07 ± 14% perf-profile.children.cycles-pp.wake_affine
> 0.21 ± 2% -0.1 0.12 ± 10% perf-profile.children.cycles-pp.ext4_es_free_extent
> 0.13 ± 5% -0.1 0.04 ± 72% perf-profile.children.cycles-pp.vfs_clone_file_range
> 0.17 ± 4% -0.1 0.08 ± 21% perf-profile.children.cycles-pp.sched_clock_cpu
> 0.35 ± 4% -0.1 0.27 ± 4% perf-profile.children.cycles-pp._raw_write_lock
> 0.17 ± 6% -0.1 0.09 ± 15% perf-profile.children.cycles-pp.idle_cpu
> 0.16 ± 4% -0.1 0.08 ± 18% perf-profile.children.cycles-pp.read_tsc
> 0.14 ± 3% -0.1 0.06 ± 14% perf-profile.children.cycles-pp.available_idle_cpu
> 0.14 ± 5% -0.1 0.06 ± 19% perf-profile.children.cycles-pp.sched_clock
> 0.14 ± 7% -0.1 0.06 ± 14% perf-profile.children.cycles-pp.ioctl@plt
> 0.13 ± 3% -0.1 0.06 ± 14% perf-profile.children.cycles-pp.__dequeue_entity
> 0.16 ± 3% -0.1 0.08 ± 8% perf-profile.children.cycles-pp.__switch_to
> 0.20 ± 2% -0.1 0.13 ± 3% perf-profile.children.cycles-pp.memset_orig
> 0.16 ± 3% -0.1 0.10 ± 11% perf-profile.children.cycles-pp.syscall_exit_to_user_mode_prepare
> 0.12 ± 5% -0.1 0.06 ± 11% perf-profile.children.cycles-pp.ext4_es_can_be_merged
> 0.13 ± 4% -0.1 0.07 ± 8% perf-profile.children.cycles-pp.__es_tree_search
> 0.17 ± 4% -0.1 0.11 ± 11% perf-profile.children.cycles-pp.__get_user_4
> 0.09 ± 4% -0.1 0.03 ±102% perf-profile.children.cycles-pp.nohz_balancer_kick
> 0.17 ± 4% -0.1 0.11 ± 8% perf-profile.children.cycles-pp.security_file_ioctl
> 0.12 ± 4% -0.1 0.06 ± 13% perf-profile.children.cycles-pp.truncate_pagecache_range
> 0.14 ± 5% -0.1 0.08 ± 11% perf-profile.children.cycles-pp.__put_user_4
> 0.12 ± 6% -0.1 0.06 ± 14% perf-profile.children.cycles-pp.cpuset_cpu_is_isolated
> 0.18 ± 3% -0.1 0.13 ± 9% perf-profile.children.cycles-pp.entry_SYSCALL_64_safe_stack
> 0.11 ± 6% -0.1 0.06 ± 11% perf-profile.children.cycles-pp.ext4_meta_trans_blocks
> 0.15 ± 4% -0.1 0.10 ± 10% perf-profile.children.cycles-pp.update_rq_clock
> 0.11 -0.1 0.06 ± 13% perf-profile.children.cycles-pp.get_nohz_timer_target
> 0.11 -0.1 0.06 ± 9% perf-profile.children.cycles-pp.iomap_iter_advance
> 0.12 -0.1 0.07 ± 16% perf-profile.children.cycles-pp.tick_nohz_stop_idle
> 0.12 ± 4% -0.0 0.07 ± 11% perf-profile.children.cycles-pp.llist_add_batch
> 0.08 ± 4% -0.0 0.03 ± 70% perf-profile.children.cycles-pp.unmap_mapping_range
> 0.20 -0.0 0.15 ± 6% perf-profile.children.cycles-pp.ext4_convert_inline_data
> 0.11 ± 6% -0.0 0.06 ± 7% perf-profile.children.cycles-pp.jbd2_journal_dirty_metadata
> 0.11 ± 5% -0.0 0.07 ± 11% perf-profile.children.cycles-pp.ext4_punch_hole
> 0.14 ± 3% -0.0 0.11 ± 6% perf-profile.children.cycles-pp.__brelse
> 0.09 -0.0 0.06 ± 14% perf-profile.children.cycles-pp.nr_iowait_cpu
> 0.10 ± 3% -0.0 0.08 ± 8% perf-profile.children.cycles-pp.llist_reverse_order
> 0.15 ± 5% +0.1 0.20 ± 5% perf-profile.children.cycles-pp.unlock_buffer
> 0.70 +0.1 0.76 ± 3% perf-profile.children.cycles-pp.ext4_es_lookup_extent
> 0.06 ± 9% +0.1 0.12 ± 40% perf-profile.children.cycles-pp.get_jiffies_update
> 0.00 +0.1 0.07 ± 17% perf-profile.children.cycles-pp.timekeeping_max_deferment
> 0.51 +0.1 0.59 ± 7% perf-profile.children.cycles-pp.up_write
> 0.00 +0.1 0.08 ± 8% perf-profile.children.cycles-pp.tick_nohz_irq_exit
> 0.29 ± 2% +0.2 0.51 ± 6% perf-profile.children.cycles-pp.poll_idle
> 0.00 +0.3 0.32 ± 33% perf-profile.children.cycles-pp.queued_read_lock_slowpath
> 1.24 ± 5% +1.2 2.43 ± 10% perf-profile.children.cycles-pp.file_modified
> 0.64 +1.2 1.84 ± 7% perf-profile.children.cycles-pp.ext4_dirty_inode
> 0.86 +1.3 2.16 ± 8% perf-profile.children.cycles-pp.generic_update_time
> 0.80 +1.4 2.15 ± 8% perf-profile.children.cycles-pp.__mark_inode_dirty
> 3.92 +2.4 6.27 ± 7% perf-profile.children.cycles-pp.vfs_fileattr_set
> 3.68 +2.5 6.14 ± 7% perf-profile.children.cycles-pp.ext4_fileattr_set
> 3.66 +2.5 6.13 ± 7% perf-profile.children.cycles-pp.ext4_ioctl_setflags
> 3.28 +3.1 6.42 ± 7% perf-profile.children.cycles-pp.ext4_zero_range
> 1.58 ± 4% +3.2 4.81 ± 7% perf-profile.children.cycles-pp._raw_read_lock
> 3.46 +4.5 7.96 ± 14% perf-profile.children.cycles-pp.jbd2_journal_stop
> 3.70 +4.5 8.21 ± 14% perf-profile.children.cycles-pp.__ext4_journal_stop
> 10.37 ± 70% +6.6 16.92 ±141% perf-profile.children.cycles-pp.cleanup_module
> 12.89 ± 11% +7.3 20.14 ± 24% perf-profile.children.cycles-pp.stress_run
> 75.89 +14.2 90.11 ± 2% perf-profile.children.cycles-pp.ioctl
> 70.83 +16.3 87.09 ± 2% perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe
> 70.41 +16.4 86.81 ± 2% perf-profile.children.cycles-pp.do_syscall_64
> 67.24 +17.7 84.94 ± 2% perf-profile.children.cycles-pp.__x64_sys_ioctl
> 26.30 +29.8 56.06 ± 7% perf-profile.children.cycles-pp.ext4_alloc_file_blocks
> 30.06 +30.1 60.19 ± 7% perf-profile.children.cycles-pp.ioctl_preallocate
> 29.56 +30.3 59.91 ± 7% perf-profile.children.cycles-pp.vfs_fallocate
> 29.09 +30.5 59.63 ± 7% perf-profile.children.cycles-pp.ext4_fallocate
> 19.33 -7.5 11.79 ± 13% perf-profile.self.cycles-pp.native_queued_spin_lock_slowpath
> 8.21 -4.4 3.83 ± 17% perf-profile.self.cycles-pp.intel_idle
> 2.79 -1.2 1.57 ± 9% perf-profile.self.cycles-pp.clear_bhb_loop
> 2.14 -0.8 1.34 ± 8% perf-profile.self.cycles-pp.__wake_up_common
> 1.61 -0.7 0.93 ± 9% perf-profile.self.cycles-pp.ioctl
> 0.83 -0.5 0.29 ± 16% perf-profile.self.cycles-pp.do_vfs_ioctl
> 0.49 -0.4 0.12 ± 34% perf-profile.self.cycles-pp.switch_mm_irqs_off
> 1.01 -0.4 0.65 ± 8% perf-profile.self.cycles-pp.entry_SYSRETQ_unsafe_stack
> 0.98 -0.3 0.64 ± 6% perf-profile.self.cycles-pp._raw_spin_lock_irqsave
> 0.77 ± 2% -0.3 0.44 ± 9% perf-profile.self.cycles-pp.fdget
> 0.45 ± 3% -0.3 0.15 ± 30% perf-profile.self.cycles-pp.menu_select
> 1.10 -0.3 0.80 ± 7% perf-profile.self.cycles-pp.syscall_exit_to_user_mode
> 0.37 ± 2% -0.3 0.10 ± 24% perf-profile.self.cycles-pp.update_load_avg
> 0.38 -0.2 0.13 ± 20% perf-profile.self.cycles-pp.__schedule
> 0.28 ± 3% -0.2 0.04 ±109% perf-profile.self.cycles-pp.rb_erase
> 0.30 ± 2% -0.2 0.07 ± 36% perf-profile.self.cycles-pp.__update_load_avg_se
> 0.63 ± 3% -0.2 0.40 ± 8% perf-profile.self.cycles-pp._copy_from_user
> 0.64 -0.2 0.42 ± 9% perf-profile.self.cycles-pp.do_syscall_64
> 0.42 ± 4% -0.2 0.20 ± 17% perf-profile.self.cycles-pp.ext4_sb_block_valid
> 0.48 -0.2 0.26 ± 10% perf-profile.self.cycles-pp.kmem_cache_alloc_noprof
> 0.39 -0.2 0.20 ± 11% perf-profile.self.cycles-pp.x64_sys_call
> 0.33 ± 3% -0.2 0.15 ± 13% perf-profile.self.cycles-pp.stress_file_ioctl
> 0.41 -0.2 0.23 ± 10% perf-profile.self.cycles-pp.__x64_sys_ioctl
> 0.22 ± 4% -0.2 0.04 ± 77% perf-profile.self.cycles-pp.lapic_next_deadline
> 0.24 ± 5% -0.2 0.06 ± 54% perf-profile.self.cycles-pp.__update_load_avg_cfs_rq
> 0.25 ± 3% -0.2 0.07 ± 33% perf-profile.self.cycles-pp.enqueue_task_fair
> 0.23 ± 3% -0.2 0.05 ± 51% perf-profile.self.cycles-pp.dequeue_entity
> 0.44 ± 3% -0.2 0.26 ± 8% perf-profile.self.cycles-pp.kmem_cache_free
> 0.32 ± 4% -0.2 0.14 ± 11% perf-profile.self.cycles-pp.stress_file_ioctl_ext
> 0.36 ± 2% -0.2 0.20 ± 8% perf-profile.self.cycles-pp.ext4_ioctl_setflags
> 0.44 ± 2% -0.2 0.27 ± 8% perf-profile.self.cycles-pp.__cond_resched
> 0.34 -0.2 0.18 ± 13% perf-profile.self.cycles-pp.__kmalloc_noprof
> 0.29 -0.2 0.13 ± 32% perf-profile.self.cycles-pp.cpuidle_enter_state
> 0.22 ± 3% -0.2 0.06 ± 30% perf-profile.self.cycles-pp.enqueue_entity
> 0.30 ± 3% -0.2 0.15 ± 9% perf-profile.self.cycles-pp.kfree
> 0.43 ± 2% -0.2 0.28 ± 6% perf-profile.self.cycles-pp.percpu_counter_add_batch
> 0.20 ± 3% -0.1 0.06 ± 25% perf-profile.self.cycles-pp.__switch_to_asm
> 0.42 ± 3% -0.1 0.28 ± 9% perf-profile.self.cycles-pp.entry_SYSCALL_64_after_hwframe
> 0.32 ± 3% -0.1 0.18 ± 8% perf-profile.self.cycles-pp.ext4_inode_csum
> 0.38 ± 3% -0.1 0.24 ± 8% perf-profile.self.cycles-pp.entry_SYSCALL_64
> 0.32 ± 2% -0.1 0.18 ± 10% perf-profile.self.cycles-pp.syscall_return_via_sysret
> 0.36 ± 5% -0.1 0.22 ± 8% perf-profile.self.cycles-pp.ext4_ioctl_getlabel
> 0.29 ± 4% -0.1 0.15 ± 8% perf-profile.self.cycles-pp.__es_remove_extent
> 0.30 -0.1 0.16 ± 8% perf-profile.self.cycles-pp.ext4_es_insert_extent
> 0.24 ± 2% -0.1 0.12 ± 13% perf-profile.self.cycles-pp.call_function_single_prep_ipi
> 0.16 ± 4% -0.1 0.05 ± 49% perf-profile.self.cycles-pp.update_rq_clock_task
> 0.24 ± 5% -0.1 0.13 ± 8% perf-profile.self.cycles-pp.__es_insert_extent
> 0.20 ± 2% -0.1 0.09 ± 20% perf-profile.self.cycles-pp.native_sched_clock
> 0.18 ± 3% -0.1 0.07 ± 18% perf-profile.self.cycles-pp.update_cfs_group
> 0.17 ± 6% -0.1 0.06 ± 17% perf-profile.self.cycles-pp.ioctl_preallocate
> 0.18 ± 3% -0.1 0.08 ± 14% perf-profile.self.cycles-pp.update_sg_lb_stats
> 0.27 ± 2% -0.1 0.17 ± 9% perf-profile.self.cycles-pp.rcu_all_qs
> 0.41 ± 2% -0.1 0.32 ± 11% perf-profile.self.cycles-pp.prepare_to_wait_exclusive
> 0.20 ± 3% -0.1 0.10 ± 9% perf-profile.self.cycles-pp._copy_to_user
> 0.52 ± 3% -0.1 0.42 ± 7% perf-profile.self.cycles-pp._raw_spin_lock
> 0.20 ± 5% -0.1 0.10 ± 11% perf-profile.self.cycles-pp.ext4_ext_map_blocks
> 0.16 ± 4% -0.1 0.07 ± 15% perf-profile.self.cycles-pp.__ext4_ioctl
> 0.19 ± 5% -0.1 0.10 ± 11% perf-profile.self.cycles-pp.ext4_find_extent
> 0.24 ± 3% -0.1 0.16 ± 6% perf-profile.self.cycles-pp.ext4_alloc_file_blocks
> 0.17 ± 5% -0.1 0.08 ± 16% perf-profile.self.cycles-pp.idle_cpu
> 0.20 ± 2% -0.1 0.12 ± 11% perf-profile.self.cycles-pp.map_id_up
> 0.15 ± 4% -0.1 0.07 ± 21% perf-profile.self.cycles-pp.read_tsc
> 0.20 ± 4% -0.1 0.11 ± 11% perf-profile.self.cycles-pp.ext4_es_cache_extent
> 0.34 ± 4% -0.1 0.26 ± 4% perf-profile.self.cycles-pp._raw_write_lock
> 0.14 ± 2% -0.1 0.06 ± 14% perf-profile.self.cycles-pp.available_idle_cpu
> 0.18 ± 2% -0.1 0.10 ± 10% perf-profile.self.cycles-pp.ext4_fallocate
> 0.30 ± 4% -0.1 0.22 ± 7% perf-profile.self.cycles-pp.ext4_mark_iloc_dirty
> 0.16 ± 6% -0.1 0.09 ± 13% perf-profile.self.cycles-pp.crypto_shash_update
> 0.15 ± 3% -0.1 0.08 ± 11% perf-profile.self.cycles-pp.__switch_to
> 0.11 ± 6% -0.1 0.04 ± 45% perf-profile.self.cycles-pp.ext4_es_can_be_merged
> 0.26 -0.1 0.20 ± 10% perf-profile.self.cycles-pp.__wait_on_bit_lock
> 0.44 ± 4% -0.1 0.37 ± 5% perf-profile.self.cycles-pp.wake_bit_function
> 0.18 ± 2% -0.1 0.12 ± 5% perf-profile.self.cycles-pp.memset_orig
> 0.15 ± 6% -0.1 0.09 ± 14% perf-profile.self.cycles-pp.inode_set_ctime_current
> 0.31 ± 3% -0.1 0.25 ± 6% perf-profile.self.cycles-pp.__find_get_block
> 0.16 ± 4% -0.1 0.10 ± 10% perf-profile.self.cycles-pp.ext4_inode_csum_set
> 0.11 ± 6% -0.1 0.06 ± 18% perf-profile.self.cycles-pp.cpuset_cpu_is_isolated
> 0.12 ± 4% -0.1 0.06 ± 9% perf-profile.self.cycles-pp.__es_tree_search
> 0.14 ± 3% -0.1 0.08 ± 11% perf-profile.self.cycles-pp.syscall_exit_to_user_mode_prepare
> 0.18 ± 3% -0.1 0.12 ± 7% perf-profile.self.cycles-pp.entry_SYSCALL_64_safe_stack
> 0.16 ± 3% -0.1 0.10 ± 10% perf-profile.self.cycles-pp.__get_user_4
> 0.14 ± 2% -0.1 0.08 ± 11% perf-profile.self.cycles-pp.__put_user_4
> 0.11 ± 3% -0.1 0.06 ± 13% perf-profile.self.cycles-pp.iomap_iter_advance
> 0.08 ± 6% -0.1 0.02 ± 99% perf-profile.self.cycles-pp.__ext4_journal_get_write_access
> 0.44 ± 2% -0.1 0.39 ± 3% perf-profile.self.cycles-pp.down_write
> 0.16 ± 8% -0.1 0.11 ± 6% perf-profile.self.cycles-pp.wake_up_bit
> 0.10 ± 9% -0.0 0.06 ± 9% perf-profile.self.cycles-pp.__ext4_journal_start_sb
> 0.12 ± 4% -0.0 0.07 ± 11% perf-profile.self.cycles-pp.llist_add_batch
> 0.20 ± 2% -0.0 0.15 ± 4% perf-profile.self.cycles-pp.ext4_convert_inline_data
> 0.12 ± 6% -0.0 0.08 ± 10% perf-profile.self.cycles-pp.__ext4_handle_dirty_metadata
> 0.10 ± 6% -0.0 0.06 ± 11% perf-profile.self.cycles-pp.__dequeue_entity
> 0.12 ± 7% -0.0 0.08 ± 7% perf-profile.self.cycles-pp.security_file_ioctl
> 0.09 ± 9% -0.0 0.06 ± 9% perf-profile.self.cycles-pp.jbd2_journal_dirty_metadata
> 0.11 ± 6% -0.0 0.08 ± 9% perf-profile.self.cycles-pp.ext4_cache_extents
> 0.11 ± 3% -0.0 0.08 ± 9% perf-profile.self.cycles-pp.prepare_task_switch
> 0.10 ± 5% -0.0 0.06 ± 6% perf-profile.self.cycles-pp.__ext4_mark_inode_dirty
> 0.10 ± 3% -0.0 0.06 ± 7% perf-profile.self.cycles-pp.ext4_map_create_blocks
> 0.09 -0.0 0.06 ± 11% perf-profile.self.cycles-pp.nr_iowait_cpu
> 0.14 ± 3% -0.0 0.11 ± 4% perf-profile.self.cycles-pp.__brelse
> 0.09 ± 4% -0.0 0.06 ± 7% perf-profile.self.cycles-pp.ext4_reserve_inode_write
> 0.08 ± 6% -0.0 0.06 ± 13% perf-profile.self.cycles-pp.sched_balance_domains
> 0.10 ± 3% -0.0 0.08 ± 8% perf-profile.self.cycles-pp.llist_reverse_order
> 0.08 -0.0 0.06 ± 7% perf-profile.self.cycles-pp.finish_wait
> 0.31 ± 3% +0.1 0.37 ± 5% perf-profile.self.cycles-pp.ext4_es_lookup_extent
> 0.14 ± 3% +0.1 0.20 ± 5% perf-profile.self.cycles-pp.unlock_buffer
> 0.06 ± 9% +0.1 0.12 ± 40% perf-profile.self.cycles-pp.get_jiffies_update
> 0.00 +0.1 0.07 ± 16% perf-profile.self.cycles-pp.timekeeping_max_deferment
> 0.32 ± 3% +0.1 0.39 ± 13% perf-profile.self.cycles-pp.ktime_get
> 0.49 +0.1 0.57 ± 8% perf-profile.self.cycles-pp.up_write
> 0.28 ± 2% +0.2 0.50 ± 6% perf-profile.self.cycles-pp.poll_idle
> 1.56 ± 4% +3.2 4.79 ± 7% perf-profile.self.cycles-pp._raw_read_lock
> 2.01 ± 2% +4.2 6.24 ± 14% perf-profile.self.cycles-pp.jbd2_journal_stop
> 8.84 ± 70% +6.3 15.12 ±141% perf-profile.self.cycles-pp.cleanup_module
>
>
>
> ***************************************************************************************************
> lkp-icl-2sp6: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory
> =========================================================================================
> compiler/cpufreq_governor/disk/fs2/fs/kconfig/rootfs/tbox_group/test/testcase:
> gcc-12/performance/1HDD/cifs/ext4/x86_64-rhel-9.4/debian-12-x86_64-20240206.cgz/lkp-icl-2sp6/makedirs.f/filebench
>
> commit:
> 8de7606f0f ("cpuidle: menu: Eliminate outliers on both ends of the sample set")
> 85975daeaa ("cpuidle: menu: Avoid discarding useful information")
>
> 8de7606f0fe2bf5a 85975daeaa4d6ec560bfcd354fc
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 0.09 -0.0 0.08 mpstat.cpu.all.sys%
> 41.00 ± 21% +40.2% 57.50 ± 7% perf-c2c.DRAM.remote
> 5536 +7.2% 5936 vmstat.system.cs
> 723.38 ± 2% +63.2% 1180 ± 5% filebench.sum_operations/s
> 21.42 -39.7% 12.93 ± 6% filebench.sum_time_ms/op
> 120.80 -6.1% 113.46 filebench.time.elapsed_time
> 120.80 -6.1% 113.46 filebench.time.elapsed_time.max
> 0.08 ± 6% -18.5% 0.06 ± 7% perf-sched.sch_delay.avg.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone
> 1.09 ± 6% -13.2% 0.94 ± 5% perf-sched.wait_and_delay.avg.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone
> 26.20 ± 4% -6.8% 24.42 ± 3% perf-sched.wait_and_delay.avg.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread
> 1.01 ± 6% -12.8% 0.88 ± 5% perf-sched.wait_time.avg.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone
> 26.09 ± 4% -6.8% 24.31 ± 3% perf-sched.wait_time.avg.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread
> 7640 -6.6% 7132 proc-vmstat.nr_shmem
> 664721 -2.0% 651271 proc-vmstat.numa_hit
> 532296 -2.5% 518841 proc-vmstat.numa_local
> 527838 -3.4% 509776 proc-vmstat.pgfault
> 24899 -3.2% 24114 proc-vmstat.pgreuse
> 1.608e+08 +3.6% 1.667e+08 ± 2% perf-stat.i.branch-instructions
> 4.11 -0.2 3.89 perf-stat.i.branch-miss-rate%
> 7661023 -7.1% 7118866 perf-stat.i.branch-misses
> 20082582 -25.3% 15011250 ± 3% perf-stat.i.cache-references
> 8.286e+08 -4.7% 7.895e+08 ± 2% perf-stat.i.cpu-cycles
> 7.796e+08 +3.7% 8.081e+08 ± 2% perf-stat.i.instructions
> 0.64 +1.7% 0.65 perf-stat.i.ipc
> 3007 ± 5% +5.0% 3157 perf-stat.i.minor-faults
> 3007 ± 5% +5.0% 3157 perf-stat.i.page-faults
> 4.77 -0.5 4.27 ± 2% perf-stat.overall.branch-miss-rate%
> 2.70 ± 3% +0.9 3.59 perf-stat.overall.cache-miss-rate%
> 1.06 -8.1% 0.98 perf-stat.overall.cpi
> 0.94 +8.8% 1.02 perf-stat.overall.ipc
> 1.59e+08 +3.6% 1.647e+08 ± 2% perf-stat.ps.branch-instructions
> 7578333 -7.2% 7035164 perf-stat.ps.branch-misses
> 19890915 -25.3% 14857571 ± 3% perf-stat.ps.cache-references
> 8.198e+08 -4.8% 7.806e+08 ± 2% perf-stat.ps.cpu-cycles
> 7.708e+08 +3.6% 7.985e+08 ± 2% perf-stat.ps.instructions
> 2973 ± 5% +4.9% 3117 perf-stat.ps.minor-faults
> 2973 ± 5% +4.9% 3117 perf-stat.ps.page-faults
> 2.82 ± 12% -1.0 1.84 ± 46% perf-profile.calltrace.cycles-pp.x64_sys_call.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 1.49 ± 28% -0.9 0.60 ±110% perf-profile.calltrace.cycles-pp.ksys_read.do_syscall_64.entry_SYSCALL_64_after_hwframe.read.readn
> 2.04 ± 17% -0.8 1.23 ± 49% perf-profile.calltrace.cycles-pp.exit_mm.do_exit.do_group_exit.__x64_sys_exit_group.x64_sys_call
> 1.98 ± 17% -0.8 1.17 ± 47% perf-profile.calltrace.cycles-pp.exit_mmap.__mmput.exit_mm.do_exit.do_group_exit
> 0.98 ± 12% -0.6 0.38 ±102% perf-profile.calltrace.cycles-pp._nohz_idle_balance.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 0.77 ± 15% -0.5 0.29 ±101% perf-profile.calltrace.cycles-pp.proc_reg_read_iter.vfs_read.ksys_read.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.77 ± 15% -0.5 0.29 ±101% perf-profile.calltrace.cycles-pp.seq_read_iter.proc_reg_read_iter.vfs_read.ksys_read.do_syscall_64
> 10.68 ± 13% -1.6 9.12 ± 8% perf-profile.children.cycles-pp.ret_from_fork_asm
> 10.56 ± 13% -1.5 9.10 ± 8% perf-profile.children.cycles-pp.ret_from_fork
> 2.88 ± 13% -1.1 1.82 ± 45% perf-profile.children.cycles-pp.__x64_sys_exit_group
> 2.87 ± 14% -1.0 1.82 ± 45% perf-profile.children.cycles-pp.do_group_exit
> 2.86 ± 14% -1.0 1.81 ± 46% perf-profile.children.cycles-pp.do_exit
> 2.94 ± 11% -1.0 1.92 ± 44% perf-profile.children.cycles-pp.__x64_sys_sched_setaffinity
> 2.58 ± 15% -1.0 1.58 ± 45% perf-profile.children.cycles-pp.exit_mmap
> 2.63 ± 15% -1.0 1.65 ± 46% perf-profile.children.cycles-pp.__mmput
> 3.04 ± 12% -1.0 2.07 ± 38% perf-profile.children.cycles-pp.x64_sys_call
> 2.04 ± 17% -0.8 1.23 ± 49% perf-profile.children.cycles-pp.exit_mm
> 0.95 ± 20% -0.5 0.40 ± 25% perf-profile.children.cycles-pp.tick_nohz_idle_stop_tick
> 0.95 ± 20% -0.5 0.40 ± 25% perf-profile.children.cycles-pp.tick_nohz_stop_tick
> 1.00 ± 31% -0.5 0.50 ± 44% perf-profile.children.cycles-pp.do_anonymous_page
> 0.78 ± 25% -0.4 0.42 ± 49% perf-profile.children.cycles-pp.__wait_for_common
> 0.77 ± 15% -0.3 0.44 ± 32% perf-profile.children.cycles-pp.proc_reg_read_iter
> 0.79 ± 13% -0.3 0.46 ± 48% perf-profile.children.cycles-pp.tlb_finish_mmu
> 0.70 ± 23% -0.3 0.39 ± 59% perf-profile.children.cycles-pp.wp_page_copy
> 0.60 ± 38% -0.3 0.32 ± 38% perf-profile.children.cycles-pp.get_arg_page
> 0.52 ± 17% -0.2 0.28 ± 33% perf-profile.children.cycles-pp.__x64_sys_mprotect
> 0.52 ± 17% -0.2 0.28 ± 33% perf-profile.children.cycles-pp.do_mprotect_pkey
> 0.46 ± 24% -0.2 0.24 ± 46% perf-profile.children.cycles-pp.__vmalloc_node_range_noprof
> 0.44 ± 24% -0.2 0.22 ± 65% perf-profile.children.cycles-pp.vma_alloc_folio_noprof
> 0.54 ± 14% -0.2 0.34 ± 30% perf-profile.children.cycles-pp.mprotect_fixup
> 0.60 ± 20% -0.2 0.40 ± 16% perf-profile.children.cycles-pp.update_curr
> 0.26 ± 33% -0.2 0.06 ±109% perf-profile.children.cycles-pp.flush_tlb_mm_range
> 0.40 ± 32% -0.2 0.20 ± 63% perf-profile.children.cycles-pp.folio_alloc_mpol_noprof
> 0.26 ± 40% -0.2 0.07 ±111% perf-profile.children.cycles-pp.need_update
> 0.27 ± 34% -0.1 0.12 ± 68% perf-profile.children.cycles-pp.arch_get_unmapped_area_topdown
> 0.18 ± 42% -0.1 0.03 ±100% perf-profile.children.cycles-pp.strnlen
> 0.18 ± 32% -0.1 0.05 ± 79% perf-profile.children.cycles-pp.expand_downwards
> 0.21 ± 21% -0.1 0.11 ± 39% perf-profile.children.cycles-pp.__vmalloc_area_node
> 0.23 ± 20% -0.1 0.15 ± 32% perf-profile.children.cycles-pp.__mod_memcg_lruvec_state
> 0.09 ± 88% +0.2 0.34 ± 22% perf-profile.children.cycles-pp.inode_permission
> 0.22 ± 54% +0.3 0.50 ± 31% perf-profile.children.cycles-pp.strncpy_from_user
> 1.84 ± 8% +0.4 2.20 ± 9% perf-profile.children.cycles-pp.link_path_walk
> 0.29 ± 41% +0.4 0.71 ± 28% perf-profile.children.cycles-pp.getname_flags
> 0.04 ± 83% +0.6 0.61 ± 93% perf-profile.children.cycles-pp.schedule_hrtimeout_range
> 0.50 ± 21% +0.7 1.16 ± 51% perf-profile.children.cycles-pp.vfs_fstatat
> 0.33 ± 43% +0.8 1.13 ± 68% perf-profile.children.cycles-pp.__dentry_kill
> 0.35 ± 31% -0.2 0.18 ± 45% perf-profile.self.cycles-pp.__update_blocked_fair
> 0.06 ±113% +0.1 0.21 ± 44% perf-profile.self.cycles-pp.inode_permission
> 0.18 ± 34% +0.2 0.39 ± 23% perf-profile.self.cycles-pp.syscall_exit_to_user_mode
> 224.52 ± 51% -61.6% 86.28 ± 44% sched_debug.cfs_rq:/.avg_vruntime.min
> 0.00 ± 31% +157.1% 0.01 sched_debug.cfs_rq:/.h_nr_delayed.avg
> 0.33 +200.0% 1.00 sched_debug.cfs_rq:/.h_nr_delayed.max
> 0.03 ± 14% +180.9% 0.09 sched_debug.cfs_rq:/.h_nr_delayed.stddev
> 0.05 ± 8% +159.6% 0.13 ± 6% sched_debug.cfs_rq:/.h_nr_running.avg
> 0.19 ± 7% +71.8% 0.33 ± 2% sched_debug.cfs_rq:/.h_nr_running.stddev
> 12629 ± 87% +548.3% 81880 ± 59% sched_debug.cfs_rq:/.left_deadline.avg
> 1615955 ± 88% +515.1% 9940089 ± 65% sched_debug.cfs_rq:/.left_deadline.max
> 142272 ± 88% +523.0% 886388 ± 63% sched_debug.cfs_rq:/.left_deadline.stddev
> 10346 ± 94% +577.5% 70100 ± 70% sched_debug.cfs_rq:/.left_vruntime.avg
> 1323699 ± 94% +537.0% 8432336 ± 77% sched_debug.cfs_rq:/.left_vruntime.max
> 116541 ± 94% +549.5% 756961 ± 75% sched_debug.cfs_rq:/.left_vruntime.stddev
> 692200 ± 16% +51.5% 1048578 sched_debug.cfs_rq:/.load.max
> 29.92 ± 17% +158.2% 77.24 ± 28% sched_debug.cfs_rq:/.load_avg.avg
> 697.94 ± 12% +49.4% 1043 sched_debug.cfs_rq:/.load_avg.max
> 114.41 ± 10% +102.3% 231.47 ± 17% sched_debug.cfs_rq:/.load_avg.stddev
> 224.52 ± 51% -61.6% 86.28 ± 44% sched_debug.cfs_rq:/.min_vruntime.min
> 0.05 ± 7% +161.7% 0.13 ± 6% sched_debug.cfs_rq:/.nr_running.avg
> 1.33 +50.0% 2.00 sched_debug.cfs_rq:/.nr_running.max
> 0.20 ± 6% +77.6% 0.36 ± 2% sched_debug.cfs_rq:/.nr_running.stddev
> 13.10 ± 41% +257.0% 46.77 ± 45% sched_debug.cfs_rq:/.removed.load_avg.avg
> 341.33 +200.0% 1024 sched_debug.cfs_rq:/.removed.load_avg.max
> 63.33 ± 21% +221.9% 203.83 ± 24% sched_debug.cfs_rq:/.removed.load_avg.stddev
> 166.72 ± 14% +199.4% 499.17 ± 12% sched_debug.cfs_rq:/.removed.runnable_avg.max
> 25.94 ± 23% +210.5% 80.54 ± 33% sched_debug.cfs_rq:/.removed.runnable_avg.stddev
> 166.72 ± 14% +199.4% 499.17 ± 12% sched_debug.cfs_rq:/.removed.util_avg.max
> 25.92 ± 23% +210.6% 80.48 ± 33% sched_debug.cfs_rq:/.removed.util_avg.stddev
> 10346 ± 94% +577.5% 70100 ± 70% sched_debug.cfs_rq:/.right_vruntime.avg
> 1323699 ± 94% +537.0% 8432336 ± 77% sched_debug.cfs_rq:/.right_vruntime.max
> 116541 ± 94% +549.5% 756961 ± 75% sched_debug.cfs_rq:/.right_vruntime.stddev
> 89.70 ± 3% +176.8% 248.29 ± 8% sched_debug.cfs_rq:/.util_avg.avg
> 876.11 ± 9% +46.6% 1284 ± 17% sched_debug.cfs_rq:/.util_avg.max
> 156.84 ± 3% +88.4% 295.48 ± 4% sched_debug.cfs_rq:/.util_avg.stddev
> 9.55 ± 13% +178.8% 26.61 ± 12% sched_debug.cfs_rq:/.util_est.avg
> 380.22 ± 23% +124.1% 852.17 ± 6% sched_debug.cfs_rq:/.util_est.max
> 47.95 ± 15% +146.3% 118.10 ± 6% sched_debug.cfs_rq:/.util_est.stddev
> 77528 ± 30% -96.2% 2958 ± 41% sched_debug.cpu.avg_idle.min
> 152303 ± 6% +38.7% 211277 ± 12% sched_debug.cpu.avg_idle.stddev
> 138928 ± 2% -45.0% 76372 sched_debug.cpu.clock.avg
> 138935 ± 2% -45.0% 76378 sched_debug.cpu.clock.max
> 138909 ± 2% -45.0% 76365 sched_debug.cpu.clock.min
> 4.81 ± 16% -33.4% 3.21 ± 13% sched_debug.cpu.clock.stddev
> 138765 ± 2% -45.1% 76228 sched_debug.cpu.clock_task.avg
> 138907 ± 2% -45.0% 76359 sched_debug.cpu.clock_task.max
> 130200 ± 2% -47.7% 68081 sched_debug.cpu.clock_task.min
> 139.96 ± 11% +132.9% 325.93 ± 11% sched_debug.cpu.curr->pid.avg
> 5667 -45.0% 3119 sched_debug.cpu.curr->pid.max
> 710.86 ± 3% +29.0% 917.35 ± 5% sched_debug.cpu.curr->pid.stddev
> 0.04 ± 9% +170.6% 0.12 ± 12% sched_debug.cpu.nr_running.avg
> 0.18 ± 6% +82.5% 0.32 ± 5% sched_debug.cpu.nr_running.stddev
> 3846 -59.8% 1546 ± 3% sched_debug.cpu.nr_switches.avg
> 29779 ± 9% -48.6% 15318 ± 9% sched_debug.cpu.nr_switches.max
> 451.56 ± 3% -56.7% 195.67 ± 8% sched_debug.cpu.nr_switches.min
> 4789 ± 7% -53.9% 2207 ± 10% sched_debug.cpu.nr_switches.stddev
> 0.01 +75.0% 0.01 ± 31% sched_debug.cpu.nr_uninterruptible.avg
> 138923 ± 2% -45.0% 76368 sched_debug.cpu_clk
> 138213 ± 2% -45.3% 75657 sched_debug.ktime
> 139722 ± 2% -44.8% 77162 sched_debug.sched_clk
>
>
>
> ***************************************************************************************************
> lkp-icl-2sp6: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory
> =========================================================================================
> compiler/cpufreq_governor/disk/fs2/fs/kconfig/rootfs/tbox_group/test/testcase:
> gcc-12/performance/1HDD/cifs/xfs/x86_64-rhel-9.4/debian-12-x86_64-20240206.cgz/lkp-icl-2sp6/singlestreamwritedirect.f/filebench
>
> commit:
> 8de7606f0f ("cpuidle: menu: Eliminate outliers on both ends of the sample set")
> 85975daeaa ("cpuidle: menu: Avoid discarding useful information")
>
> 8de7606f0fe2bf5a 85975daeaa4d6ec560bfcd354fc
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 33.75 -1.7% 33.18 boot-time.boot
> 119687 ± 9% -8.3% 109763 ± 5% sched_debug.cpu.avg_idle.stddev
> 105051 +1.8% 106938 vmstat.io.bo
> 823752 ± 46% -54.1% 377859 ± 45% numa-numastat.node1.local_node
> 878984 ± 41% -47.2% 463834 ± 40% numa-numastat.node1.numa_hit
> 2.63 ±209% -94.9% 0.13 ± 7% perf-sched.sch_delay.max.ms.bit_wait.__wait_on_bit.out_of_line_wait_on_bit.netfs_unbuffered_write_iter_locked
> 1.32 ±197% -91.1% 0.12 ± 4% perf-sched.sch_delay.max.ms.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown]
> 732.99 ± 10% -15.5% 619.68 ± 12% perf-sched.wait_and_delay.avg.ms.__x64_sys_pause.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown]
> 732.96 ± 10% -15.5% 619.64 ± 12% perf-sched.wait_time.avg.ms.__x64_sys_pause.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown]
> 456.12 +1.1% 461.26 filebench.sum_bytes_mb/s
> 27370 +1.1% 27678 filebench.sum_operations
> 456.13 +1.1% 461.27 filebench.sum_operations/s
> 2.19 -1.1% 2.17 filebench.sum_time_ms/op
> 456.00 +1.1% 461.20 filebench.sum_writes/s
> 14427847 ± 26% +33.4% 19245919 ± 6% numa-meminfo.node0.FilePages
> 11464303 ± 32% +43.0% 16389081 ± 6% numa-meminfo.node0.Inactive
> 11464303 ± 32% +43.0% 16389081 ± 6% numa-meminfo.node0.Inactive(file)
> 50157370 ± 7% -9.4% 45419877 ± 2% numa-meminfo.node0.MemFree
> 15498401 ± 24% +30.6% 20235895 ± 6% numa-meminfo.node0.MemUsed
> 7006849 +1.1% 7085773 proc-vmstat.nr_dirtied
> 4204805 +2.3% 4302911 proc-vmstat.nr_dirty
> 7214537 +2.4% 7386476 proc-vmstat.nr_file_pages
> 6371446 +2.7% 6544461 proc-vmstat.nr_foll_pin_acquired
> 6371330 +2.7% 6544348 proc-vmstat.nr_foll_pin_released
> 6306394 +2.7% 6478320 proc-vmstat.nr_inactive_file
> 4350806 +1.6% 4421837 proc-vmstat.nr_written
> 6306394 +2.7% 6478320 proc-vmstat.nr_zone_inactive_file
> 4220646 +2.3% 4319236 proc-vmstat.nr_zone_write_pending
> 17403444 +1.6% 17687571 proc-vmstat.pgpgout
> 3174870 ± 32% +42.3% 4518963 ± 7% numa-vmstat.node0.nr_dirtied
> 3604142 ± 26% +33.5% 4811989 ± 6% numa-vmstat.node0.nr_file_pages
> 2124183 ±141% +208.1% 6545089 numa-vmstat.node0.nr_foll_pin_acquired
> 2124146 ±141% +208.1% 6544976 numa-vmstat.node0.nr_foll_pin_released
> 12542179 ± 7% -9.5% 11354469 ± 2% numa-vmstat.node0.nr_free_pages
> 2863250 ± 32% +43.1% 4097775 ± 6% numa-vmstat.node0.nr_inactive_file
> 2863250 ± 32% +43.1% 4097774 ± 6% numa-vmstat.node0.nr_zone_inactive_file
> 4248173 ± 70% -100.0% 91.00 ±122% numa-vmstat.node1.nr_foll_pin_acquired
> 4248097 ± 70% -100.0% 91.00 ±122% numa-vmstat.node1.nr_foll_pin_released
> 878743 ± 41% -47.2% 463596 ± 40% numa-vmstat.node1.numa_hit
> 823511 ± 46% -54.1% 377621 ± 45% numa-vmstat.node1.numa_local
> 12119619 -1.9% 11893902 perf-stat.i.branch-misses
> 35828930 -6.7% 33423670 perf-stat.i.cache-references
> 1.84 -2.4% 1.79 perf-stat.i.cpi
> 0.61 +3.6% 0.63 perf-stat.i.ipc
> 5.34 -0.2 5.17 perf-stat.overall.branch-miss-rate%
> 9.87 +0.9 10.74 ± 6% perf-stat.overall.cache-miss-rate%
> 1.17 -2.6% 1.13 perf-stat.overall.cpi
> 0.86 +2.7% 0.88 perf-stat.overall.ipc
> 12058384 -1.5% 11877207 perf-stat.ps.branch-misses
> 36139557 -6.1% 33925047 perf-stat.ps.cache-references
> 3730 +1.3% 3779 perf-stat.ps.context-switches
> 1.11 ± 13% -0.3 0.81 ± 18% perf-profile.calltrace.cycles-pp.tick_nohz_idle_stop_tick.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary
> 1.07 ± 12% -0.3 0.79 ± 19% perf-profile.calltrace.cycles-pp.tick_nohz_stop_tick.tick_nohz_idle_stop_tick.cpuidle_idle_call.do_idle.cpu_startup_entry
> 0.55 ± 46% +0.3 0.87 ± 16% perf-profile.calltrace.cycles-pp.__x64_sys_openat.do_syscall_64.entry_SYSCALL_64_after_hwframe.__open64_nocancel.setlocale
> 0.55 ± 46% +0.3 0.87 ± 16% perf-profile.calltrace.cycles-pp.do_sys_openat2.__x64_sys_openat.do_syscall_64.entry_SYSCALL_64_after_hwframe.__open64_nocancel
> 1.20 ± 13% -0.4 0.85 ± 15% perf-profile.children.cycles-pp.tick_nohz_idle_stop_tick
> 1.15 ± 12% -0.3 0.82 ± 15% perf-profile.children.cycles-pp.tick_nohz_stop_tick
> 1.43 ± 10% -0.3 1.12 ± 9% perf-profile.children.cycles-pp.update_rq_clock_task
> 0.30 ± 26% -0.1 0.17 ± 21% perf-profile.children.cycles-pp.__get_unmapped_area
> 0.38 ± 14% -0.1 0.26 ± 40% perf-profile.children.cycles-pp.nr_iowait_cpu
> 0.46 ± 18% -0.1 0.36 ± 15% perf-profile.children.cycles-pp.show_stat
> 0.14 ± 29% -0.1 0.05 ± 64% perf-profile.children.cycles-pp.list_add_leaf_cfs_rq
> 0.04 ± 86% +0.1 0.15 ± 30% perf-profile.children.cycles-pp._exit
> 0.03 ±108% +0.1 0.14 ± 30% perf-profile.children.cycles-pp.filemap_get_pages
> 0.03 ±108% +0.1 0.14 ± 30% perf-profile.children.cycles-pp.filemap_get_read_batch
> 0.02 ±223% +0.1 0.14 ± 39% perf-profile.children.cycles-pp.__ata_qc_complete
> 0.10 ± 26% +0.2 0.26 ± 8% perf-profile.children.cycles-pp.filemap_read
> 0.37 ± 35% +0.2 0.53 ± 10% perf-profile.children.cycles-pp.__run_timers
> 0.66 ± 12% +0.2 0.83 ± 9% perf-profile.children.cycles-pp.finish_task_switch
> 0.04 ± 71% +0.2 0.29 ±142% perf-profile.children.cycles-pp.__folio_end_writeback
> 0.04 ± 71% +0.2 0.29 ±142% perf-profile.children.cycles-pp.folio_end_writeback
> 1.23 ± 17% +0.3 1.58 ± 8% perf-profile.children.cycles-pp.try_to_wake_up
> 2.62 ± 12% +0.4 3.05 ± 5% perf-profile.children.cycles-pp.x64_sys_call
> 2.68 ± 6% +0.5 3.15 ± 12% perf-profile.children.cycles-pp.sched_balance_newidle
> 0.38 ± 14% -0.1 0.26 ± 40% perf-profile.self.cycles-pp.nr_iowait_cpu
> 0.14 ± 29% -0.1 0.05 ± 64% perf-profile.self.cycles-pp.list_add_leaf_cfs_rq
> 0.05 ± 80% +0.1 0.15 ± 27% perf-profile.self.cycles-pp.alloc_vmap_area
> 0.26 ± 22% +0.2 0.44 ± 20% perf-profile.self.cycles-pp.kmem_cache_alloc_noprof
>
>
>
> ***************************************************************************************************
> lkp-icl-2sp6: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory
> =========================================================================================
> compiler/cpufreq_governor/disk/fs2/fs/kconfig/rootfs/tbox_group/test/testcase:
> gcc-12/performance/1HDD/cifs/btrfs/x86_64-rhel-9.4/debian-12-x86_64-20240206.cgz/lkp-icl-2sp6/makedirs.f/filebench
>
> commit:
> 8de7606f0f ("cpuidle: menu: Eliminate outliers on both ends of the sample set")
> 85975daeaa ("cpuidle: menu: Avoid discarding useful information")
>
> 8de7606f0fe2bf5a 85975daeaa4d6ec560bfcd354fc
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 19.50 ± 6% +36.8% 26.67 ± 18% perf-c2c.HITM.remote
> 33.03 +2.6% 33.88 ± 2% boot-time.boot
> 3722 +2.5% 3814 ± 2% boot-time.idle
> 8340 -6.0% 7838 proc-vmstat.nr_shmem
> 531751 ± 2% -3.1% 515338 proc-vmstat.pgfault
> 5650 +7.2% 6057 vmstat.system.cs
> 4031 ± 3% +11.4% 4489 ± 5% vmstat.system.in
> 883.77 ± 4% +67.2% 1478 ± 9% filebench.sum_operations/s
> 17.30 ± 3% -41.7% 10.08 ± 8% filebench.sum_time_ms/op
> 118.36 -5.5% 111.90 filebench.time.elapsed_time
> 118.36 -5.5% 111.90 filebench.time.elapsed_time.max
> 0.08 ± 3% -18.6% 0.06 ± 11% perf-sched.sch_delay.avg.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone
> 0.10 ± 27% -92.7% 0.01 ±223% perf-sched.sch_delay.avg.ms.usleep_range_state.cifs_readv_from_socket.cifs_read_from_socket.cifs_demultiplex_thread
> 0.10 ± 27% -92.7% 0.01 ±223% perf-sched.sch_delay.max.ms.usleep_range_state.cifs_readv_from_socket.cifs_read_from_socket.cifs_demultiplex_thread
> 994.71 ± 82% +104.7% 2035 ± 27% perf-sched.wait_and_delay.max.ms.do_task_dead.do_exit.do_group_exit.__x64_sys_exit_group.x64_sys_call
> 2.03 -83.4% 0.34 ±223% perf-sched.wait_time.avg.ms.schedule_timeout.wait_woken.sk_wait_data.tcp_recvmsg_locked
> 994.71 ± 82% +104.7% 2035 ± 27% perf-sched.wait_time.max.ms.do_task_dead.do_exit.do_group_exit.__x64_sys_exit_group.x64_sys_call
> 2.03 -83.4% 0.34 ±223% perf-sched.wait_time.max.ms.schedule_timeout.wait_woken.sk_wait_data.tcp_recvmsg_locked
> 6521081 ± 36% -42.7% 3735458 ± 26% sched_debug.cfs_rq:/.avg_vruntime.max
> 6521081 ± 36% -42.7% 3735458 ± 26% sched_debug.cfs_rq:/.min_vruntime.max
> 1086103 ±110% -100.0% 250.38 ± 4% sched_debug.cfs_rq:/.runnable_avg.avg
> 96446011 ± 85% -100.0% 1277 ± 17% sched_debug.cfs_rq:/.runnable_avg.max
> 9551724 ± 90% -100.0% 309.57 ± 5% sched_debug.cfs_rq:/.runnable_avg.stddev
> 942.00 ± 14% +35.7% 1278 ± 17% sched_debug.cfs_rq:/.util_avg.max
> 228.25 ± 30% +35.5% 309.24 ± 5% sched_debug.cfs_rq:/.util_avg.stddev
> 3.378e+08 +4.8% 3.539e+08 perf-stat.i.branch-instructions
> 3.50 ± 3% +0.2 3.74 ± 2% perf-stat.i.cache-miss-rate%
> 22983457 ± 2% -21.0% 18161711 perf-stat.i.cache-references
> 266.65 ± 2% -3.9% 256.36 ± 3% perf-stat.i.cpu-migrations
> 1.684e+09 +4.4% 1.758e+09 perf-stat.i.instructions
> 5.14 -0.2 4.95 perf-stat.overall.branch-miss-rate%
> 4.21 ± 5% +1.2 5.37 ± 5% perf-stat.overall.cache-miss-rate%
> 1.04 -4.8% 0.99 ± 2% perf-stat.overall.cpi
> 0.96 +5.1% 1.01 ± 2% perf-stat.overall.ipc
> 3.356e+08 +4.4% 3.505e+08 perf-stat.ps.branch-instructions
> 23142109 ± 2% -22.3% 17992823 perf-stat.ps.cache-references
> 268.25 -5.6% 253.17 ± 3% perf-stat.ps.cpu-migrations
> 1.673e+09 ± 2% +4.1% 1.742e+09 perf-stat.ps.instructions
> 47.47 -20.7 26.76 ± 8% perf-profile.calltrace.cycles-pp.common_startup_64
> 42.13 ± 3% -18.5 23.67 ± 8% perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.common_startup_64
> 42.13 ± 3% -18.4 23.69 ± 8% perf-profile.calltrace.cycles-pp.start_secondary.common_startup_64
> 42.06 ± 3% -18.4 23.65 ± 8% perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 36.65 ± 4% -17.6 19.00 ± 9% perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 32.40 ± 3% -15.2 17.17 ± 10% perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary
> 32.43 ± 4% -14.5 17.94 ± 10% perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry
> 14.06 ± 5% -10.6 3.45 ± 36% perf-profile.calltrace.cycles-pp.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
> 12.38 ± 5% -9.2 3.22 ± 38% perf-profile.calltrace.cycles-pp.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call
> 8.31 ± 6% -5.8 2.55 ± 34% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe
> 8.26 ± 6% -5.7 2.54 ± 35% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 6.18 ± 10% -4.8 1.41 ± 47% perf-profile.calltrace.cycles-pp.__x64_sys_execve.do_syscall_64.entry_SYSCALL_64_after_hwframe.execve
> 6.18 ± 10% -4.8 1.41 ± 47% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.execve
> 6.18 ± 10% -4.8 1.41 ± 47% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.execve
> 6.18 ± 10% -4.8 1.41 ± 47% perf-profile.calltrace.cycles-pp.execve
> 6.13 ± 9% -4.7 1.38 ± 46% perf-profile.calltrace.cycles-pp.do_execveat_common.__x64_sys_execve.do_syscall_64.entry_SYSCALL_64_after_hwframe.execve
> 5.18 ± 7% -4.3 0.88 ± 37% perf-profile.calltrace.cycles-pp.vfs_read.ksys_read.do_syscall_64.entry_SYSCALL_64_after_hwframe.read
> 5.77 ± 9% -4.3 1.50 ± 42% perf-profile.calltrace.cycles-pp.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter
> 5.67 ± 9% -4.2 1.48 ± 42% perf-profile.calltrace.cycles-pp.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state
> 10.06 ± 12% -4.1 5.91 ± 11% perf-profile.calltrace.cycles-pp.kthread.ret_from_fork.ret_from_fork_asm
> 10.06 ± 12% -4.1 5.91 ± 11% perf-profile.calltrace.cycles-pp.ret_from_fork.ret_from_fork_asm
> 10.06 ± 12% -4.1 5.91 ± 11% perf-profile.calltrace.cycles-pp.ret_from_fork_asm
> 15.90 ± 8% -3.7 12.18 ± 4% perf-profile.calltrace.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
> 4.58 ± 11% -3.5 1.03 ± 39% perf-profile.calltrace.cycles-pp.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 4.66 ± 11% -3.5 1.18 ± 44% perf-profile.calltrace.cycles-pp.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt
> 4.23 ± 8% -3.2 0.98 ± 37% perf-profile.calltrace.cycles-pp.read
> 4.08 ± 11% -3.2 0.90 ± 42% perf-profile.calltrace.cycles-pp.bprm_execve.do_execveat_common.__x64_sys_execve.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 4.26 ± 14% -3.1 1.12 ± 32% perf-profile.calltrace.cycles-pp.__irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter
> 4.02 ± 7% -3.1 0.93 ± 35% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.read
> 4.00 ± 7% -3.1 0.93 ± 35% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.read
> 4.05 ± 15% -3.0 1.07 ± 32% perf-profile.calltrace.cycles-pp.handle_softirqs.__irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state
> 3.97 ± 11% -3.0 1.02 ± 33% perf-profile.calltrace.cycles-pp.asm_exc_page_fault
> 3.44 ± 14% -2.9 0.56 ± 80% perf-profile.calltrace.cycles-pp.__schedule.schedule.smpboot_thread_fn.kthread.ret_from_fork
> 3.44 ± 14% -2.9 0.57 ± 80% perf-profile.calltrace.cycles-pp.schedule.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 3.72 ± 9% -2.8 0.90 ± 37% perf-profile.calltrace.cycles-pp.ksys_read.do_syscall_64.entry_SYSCALL_64_after_hwframe.read
> 3.63 ± 15% -2.8 0.81 ± 46% perf-profile.calltrace.cycles-pp.exec_binprm.bprm_execve.do_execveat_common.__x64_sys_execve.do_syscall_64
> 3.61 ± 16% -2.8 0.80 ± 46% perf-profile.calltrace.cycles-pp.search_binary_handler.exec_binprm.bprm_execve.do_execveat_common.__x64_sys_execve
> 3.52 ± 7% -2.8 0.74 ± 68% perf-profile.calltrace.cycles-pp.evlist_cpu_iterator__next.read_counters.process_interval.dispatch_events.cmd_stat
> 3.71 ± 15% -2.8 0.94 ± 41% perf-profile.calltrace.cycles-pp.tick_nohz_handler.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt
> 3.31 ± 14% -2.8 0.54 ± 81% perf-profile.calltrace.cycles-pp.__pick_next_task.__schedule.schedule.smpboot_thread_fn.kthread
> 3.50 ± 15% -2.7 0.79 ± 47% perf-profile.calltrace.cycles-pp.load_elf_binary.search_binary_handler.exec_binprm.bprm_execve.do_execveat_common
> 3.50 ± 11% -2.7 0.81 ± 54% perf-profile.calltrace.cycles-pp.exc_page_fault.asm_exc_page_fault
> 3.48 ± 11% -2.7 0.80 ± 54% perf-profile.calltrace.cycles-pp.do_user_addr_fault.exc_page_fault.asm_exc_page_fault
> 3.24 ± 13% -2.5 0.73 ± 55% perf-profile.calltrace.cycles-pp.handle_mm_fault.do_user_addr_fault.exc_page_fault.asm_exc_page_fault
> 3.03 ± 7% -2.5 0.53 ± 87% perf-profile.calltrace.cycles-pp.sched_setaffinity.evlist_cpu_iterator__next.read_counters.process_interval.dispatch_events
> 2.93 ± 14% -2.4 0.48 ± 80% perf-profile.calltrace.cycles-pp.balance_fair.__pick_next_task.__schedule.schedule.smpboot_thread_fn
> 2.92 ± 14% -2.4 0.48 ± 80% perf-profile.calltrace.cycles-pp.sched_balance_newidle.balance_fair.__pick_next_task.__schedule.schedule
> 2.93 ± 6% -2.4 0.51 ± 86% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.sched_setaffinity.evlist_cpu_iterator__next.read_counters
> 2.93 ± 6% -2.4 0.51 ± 86% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.sched_setaffinity.evlist_cpu_iterator__next.read_counters.process_interval
> 4.12 ± 16% -2.4 1.76 ± 30% perf-profile.calltrace.cycles-pp.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 3.01 ± 13% -2.3 0.69 ± 56% perf-profile.calltrace.cycles-pp.__handle_mm_fault.handle_mm_fault.do_user_addr_fault.exc_page_fault.asm_exc_page_fault
> 5.34 ± 23% -2.3 3.07 ± 24% perf-profile.calltrace.cycles-pp.cpu_startup_entry.rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel
> 5.34 ± 23% -2.3 3.07 ± 24% perf-profile.calltrace.cycles-pp.rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel.common_startup_64
> 5.34 ± 23% -2.3 3.07 ± 24% perf-profile.calltrace.cycles-pp.start_kernel.x86_64_start_reservations.x86_64_start_kernel.common_startup_64
> 5.34 ± 23% -2.3 3.07 ± 24% perf-profile.calltrace.cycles-pp.x86_64_start_kernel.common_startup_64
> 5.34 ± 23% -2.3 3.07 ± 24% perf-profile.calltrace.cycles-pp.x86_64_start_reservations.x86_64_start_kernel.common_startup_64
> 5.33 ± 23% -2.3 3.07 ± 24% perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.rest_init.start_kernel.x86_64_start_reservations
> 2.60 ± 5% -2.2 0.37 ±108% perf-profile.calltrace.cycles-pp.__x64_sys_sched_setaffinity.do_syscall_64.entry_SYSCALL_64_after_hwframe.sched_setaffinity.evlist_cpu_iterator__next
> 3.62 ± 29% -2.2 1.46 ± 8% perf-profile.calltrace.cycles-pp.do_softirq.flush_smp_call_function_queue.do_idle.cpu_startup_entry.rest_init
> 3.68 ± 28% -2.1 1.59 ± 7% perf-profile.calltrace.cycles-pp.flush_smp_call_function_queue.do_idle.cpu_startup_entry.rest_init.start_kernel
> 2.43 ± 5% -2.1 0.35 ±110% perf-profile.calltrace.cycles-pp.sched_setaffinity.__x64_sys_sched_setaffinity.do_syscall_64.entry_SYSCALL_64_after_hwframe.sched_setaffinity
> 2.74 ± 11% -2.1 0.67 ± 62% perf-profile.calltrace.cycles-pp.x64_sys_call.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 2.58 ± 13% -2.0 0.56 ± 83% perf-profile.calltrace.cycles-pp.update_process_times.tick_nohz_handler.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt
> 2.65 ± 13% -2.0 0.65 ± 62% perf-profile.calltrace.cycles-pp.do_exit.do_group_exit.__x64_sys_exit_group.x64_sys_call.do_syscall_64
> 2.65 ± 13% -2.0 0.65 ± 62% perf-profile.calltrace.cycles-pp.do_group_exit.__x64_sys_exit_group.x64_sys_call.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 2.65 ± 13% -2.0 0.65 ± 61% perf-profile.calltrace.cycles-pp.__x64_sys_exit_group.x64_sys_call.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 3.61 ± 21% -2.0 1.64 ± 31% perf-profile.calltrace.cycles-pp.process_one_work.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 3.61 ± 29% -2.0 1.65 ± 12% perf-profile.calltrace.cycles-pp.handle_softirqs.do_softirq.flush_smp_call_function_queue.do_idle.cpu_startup_entry
> 3.59 ± 29% -2.0 1.64 ± 11% perf-profile.calltrace.cycles-pp._nohz_idle_balance.handle_softirqs.do_softirq.flush_smp_call_function_queue.do_idle
> 2.50 ± 17% -1.3 1.16 ± 8% perf-profile.calltrace.cycles-pp.menu_select.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary
> 2.44 ± 19% -1.2 1.20 ± 23% perf-profile.calltrace.cycles-pp.path_openat.do_filp_open.do_sys_openat2.__x64_sys_openat.do_syscall_64
> 2.45 ± 19% -1.2 1.23 ± 25% perf-profile.calltrace.cycles-pp.do_filp_open.do_sys_openat2.__x64_sys_openat.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 1.58 ± 23% -0.8 0.78 ± 17% perf-profile.calltrace.cycles-pp.sched_balance_domains._nohz_idle_balance.handle_softirqs.do_softirq.flush_smp_call_function_queue
> 1.47 ± 26% -0.8 0.71 ± 20% perf-profile.calltrace.cycles-pp.sched_balance_rq.sched_balance_domains._nohz_idle_balance.handle_softirqs.do_softirq
> 0.63 ± 49% +0.6 1.18 ± 13% perf-profile.calltrace.cycles-pp.enqueue_task.ttwu_do_activate.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue
> 0.00 +0.6 0.57 ± 6% perf-profile.calltrace.cycles-pp.tcp_sock_set_cork.__smb_send_rqst.smb_send_rqst.compound_send_recv.smb2_query_dir_first
> 0.65 ± 48% +0.6 1.24 ± 13% perf-profile.calltrace.cycles-pp.ttwu_do_activate.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle
> 0.49 ± 71% +0.6 1.08 ± 13% perf-profile.calltrace.cycles-pp.enqueue_task_fair.enqueue_task.ttwu_do_activate.sched_ttwu_pending.__flush_smp_call_function_queue
> 0.00 +0.6 0.63 ± 10% perf-profile.calltrace.cycles-pp.malloc
> 0.00 +0.6 0.65 ± 12% perf-profile.calltrace.cycles-pp.__btrfs_update_delayed_inode.btrfs_commit_inode_delayed_inode.btrfs_evict_inode.evict.__dentry_kill
> 0.00 +0.8 0.75 ± 12% perf-profile.calltrace.cycles-pp.btrfs_commit_inode_delayed_inode.btrfs_evict_inode.evict.__dentry_kill.dput
> 0.00 +0.8 0.79 ± 17% perf-profile.calltrace.cycles-pp.__smb_send_rqst.smb_send_rqst.compound_send_recv.cifs_send_recv.SMB2_query_directory
> 0.00 +0.8 0.79 ± 17% perf-profile.calltrace.cycles-pp.smb_send_rqst.compound_send_recv.cifs_send_recv.SMB2_query_directory.find_cifs_entry
> 0.73 ± 49% +0.8 1.54 ± 13% perf-profile.calltrace.cycles-pp.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry
> 0.00 +0.8 0.81 ± 5% perf-profile.calltrace.cycles-pp.__smb_send_rqst.smb_send_rqst.compound_send_recv.smb2_query_dir_first._initiate_cifs_search
> 0.00 +0.8 0.82 ± 5% perf-profile.calltrace.cycles-pp.smb_send_rqst.compound_send_recv.smb2_query_dir_first._initiate_cifs_search.cifs_readdir
> 0.00 +0.8 0.84 ± 10% perf-profile.calltrace.cycles-pp.tcp_recvmsg_locked.tcp_recvmsg.inet6_recvmsg.sock_recvmsg.____sys_recvmsg
> 0.00 +0.9 0.87 ± 17% perf-profile.calltrace.cycles-pp.link_path_walk.path_lookupat.filename_lookup.filename_getxattr.path_getxattrat
> 0.00 +0.9 0.91 ± 10% perf-profile.calltrace.cycles-pp.tcp_recvmsg.inet6_recvmsg.sock_recvmsg.____sys_recvmsg.___sys_recvmsg
> 0.09 ±223% +0.9 1.00 ± 9% perf-profile.calltrace.cycles-pp.path_lookupat.filename_lookup.vfs_statx.vfs_fstatat.__do_sys_newfstatat
> 0.00 +0.9 0.91 ± 10% perf-profile.calltrace.cycles-pp.__smb_send_rqst.smb_send_rqst.compound_send_recv.smb2_compound_op.smb2_rmdir
> 0.00 +0.9 0.92 ± 10% perf-profile.calltrace.cycles-pp.inet6_recvmsg.sock_recvmsg.____sys_recvmsg.___sys_recvmsg.__sys_recvmsg
> 0.00 +0.9 0.92 ± 9% perf-profile.calltrace.cycles-pp.smb_send_rqst.compound_send_recv.smb2_compound_op.smb2_rmdir.cifs_rmdir
> 0.00 +0.9 0.94 ± 8% perf-profile.calltrace.cycles-pp.sock_recvmsg.____sys_recvmsg.___sys_recvmsg.__sys_recvmsg.do_syscall_64
> 0.10 ±223% +1.0 1.05 ± 8% perf-profile.calltrace.cycles-pp.filename_lookup.vfs_statx.vfs_fstatat.__do_sys_newfstatat.do_syscall_64
> 0.88 ± 18% +1.0 1.84 ± 15% perf-profile.calltrace.cycles-pp.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry.start_secondary
> 0.00 +1.0 0.97 ± 23% perf-profile.calltrace.cycles-pp.btrfs_getxattr.__vfs_getxattr.do_getxattr.filename_getxattr.path_getxattrat
> 0.00 +1.0 0.98 ± 21% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.syscall
> 0.00 +1.0 0.99 ± 20% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.syscall
> 0.00 +1.0 1.00 ± 9% perf-profile.calltrace.cycles-pp.____sys_recvmsg.___sys_recvmsg.__sys_recvmsg.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.00 +1.0 1.00 ± 14% perf-profile.calltrace.cycles-pp.compound_send_recv.cifs_send_recv.__SMB2_close.cifs_closedir.__fput
> 0.00 +1.0 1.00 ± 14% perf-profile.calltrace.cycles-pp.cifs_send_recv.__SMB2_close.cifs_closedir.__fput.__x64_sys_close
> 0.00 +1.0 1.00 ± 28% perf-profile.calltrace.cycles-pp.tcp_sock_set_cork.__smb_send_rqst.smb_send_rqst.compound_send_recv.cifs_send_recv
> 0.00 +1.0 1.03 ± 12% perf-profile.calltrace.cycles-pp.__btrfs_unlink_inode.btrfs_rmdir.vfs_rmdir.do_rmdir.__x64_sys_unlinkat
> 0.00 +1.0 1.05 ± 20% perf-profile.calltrace.cycles-pp.__vfs_getxattr.do_getxattr.filename_getxattr.path_getxattrat.do_syscall_64
> 0.00 +1.0 1.05 ± 15% perf-profile.calltrace.cycles-pp.cifs_send_recv.SMB2_query_directory.find_cifs_entry.cifs_readdir.iterate_dir
> 0.00 +1.0 1.05 ± 15% perf-profile.calltrace.cycles-pp.compound_send_recv.cifs_send_recv.SMB2_query_directory.find_cifs_entry.cifs_readdir
> 1.10 ± 18% +1.0 2.15 ± 5% perf-profile.calltrace.cycles-pp.flush_smp_call_function_queue.do_idle.cpu_startup_entry.start_secondary.common_startup_64
> 0.00 +1.1 1.08 ± 13% perf-profile.calltrace.cycles-pp.__SMB2_close.cifs_closedir.__fput.__x64_sys_close.do_syscall_64
> 0.00 +1.1 1.12 ± 14% perf-profile.calltrace.cycles-pp.cifs_closedir.__fput.__x64_sys_close.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.00 +1.1 1.12 ± 17% perf-profile.calltrace.cycles-pp.tcp_rcv_established.tcp_v6_do_rcv.tcp_v6_rcv.ip6_protocol_deliver_rcu.ip6_input_finish
> 0.00 +1.1 1.13 ± 26% perf-profile.calltrace.cycles-pp.__schedule.schedule.schedule_hrtimeout_range.ep_poll.do_epoll_wait
> 0.00 +1.1 1.13 ± 17% perf-profile.calltrace.cycles-pp.tcp_v6_do_rcv.tcp_v6_rcv.ip6_protocol_deliver_rcu.ip6_input_finish.__netif_receive_skb_one_core
> 0.00 +1.1 1.14 ± 10% perf-profile.calltrace.cycles-pp.___sys_recvmsg.__sys_recvmsg.do_syscall_64.entry_SYSCALL_64_after_hwframe.recvmsg
> 0.00 +1.1 1.15 ± 13% perf-profile.calltrace.cycles-pp.SMB2_query_directory.find_cifs_entry.cifs_readdir.iterate_dir.__x64_sys_getdents64
> 0.00 +1.2 1.15 ± 16% perf-profile.calltrace.cycles-pp.syscall
> 0.00 +1.2 1.15 ± 16% perf-profile.calltrace.cycles-pp.tcp_recvmsg_locked.tcp_recvmsg.inet6_recvmsg.sock_recvmsg.cifs_readv_from_socket
> 0.00 +1.2 1.17 ± 13% perf-profile.calltrace.cycles-pp.find_cifs_entry.cifs_readdir.iterate_dir.__x64_sys_getdents64.do_syscall_64
> 0.00 +1.2 1.17 ± 27% perf-profile.calltrace.cycles-pp.schedule.schedule_hrtimeout_range.ep_poll.do_epoll_wait.__x64_sys_epoll_wait
> 0.00 +1.2 1.17 ± 11% perf-profile.calltrace.cycles-pp.compound_send_recv.smb2_query_dir_first._initiate_cifs_search.cifs_readdir.iterate_dir
> 0.00 +1.2 1.18 ± 8% perf-profile.calltrace.cycles-pp.__sys_recvmsg.do_syscall_64.entry_SYSCALL_64_after_hwframe.recvmsg
> 0.00 +1.2 1.24 ± 8% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.recvmsg
> 0.00 +1.2 1.25 ± 8% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.recvmsg
> 0.00 +1.3 1.25 ± 14% perf-profile.calltrace.cycles-pp.inet6_recvmsg.sock_recvmsg.cifs_readv_from_socket.cifs_read_from_socket.cifs_demultiplex_thread
> 0.00 +1.3 1.26 ± 14% perf-profile.calltrace.cycles-pp.sock_recvmsg.cifs_readv_from_socket.cifs_read_from_socket.cifs_demultiplex_thread.kthread
> 0.00 +1.3 1.26 ± 9% perf-profile.calltrace.cycles-pp.__fput.__x64_sys_close.do_syscall_64.entry_SYSCALL_64_after_hwframe.__close_nocancel
> 0.00 +1.3 1.28 ± 10% perf-profile.calltrace.cycles-pp.path_listxattrat.do_syscall_64.entry_SYSCALL_64_after_hwframe.listxattr
> 0.00 +1.3 1.29 ± 7% perf-profile.calltrace.cycles-pp.compound_send_recv.smb2_compound_op.smb2_rmdir.cifs_rmdir.vfs_rmdir
> 0.00 +1.3 1.31 ± 10% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.listxattr
> 0.00 +1.3 1.31 ± 10% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.listxattr
> 0.00 +1.3 1.33 ± 19% perf-profile.calltrace.cycles-pp.tcp_recvmsg.inet6_recvmsg.sock_recvmsg.cifs_readv_from_socket.cifs_read_from_socket
> 0.00 +1.4 1.37 ± 20% perf-profile.calltrace.cycles-pp.do_getxattr.filename_getxattr.path_getxattrat.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.00 +1.4 1.37 ± 10% perf-profile.calltrace.cycles-pp.recvmsg
> 0.00 +1.4 1.39 ± 11% perf-profile.calltrace.cycles-pp.listxattr
> 0.00 +1.4 1.41 ± 18% perf-profile.calltrace.cycles-pp.tcp_v6_rcv.ip6_protocol_deliver_rcu.ip6_input_finish.__netif_receive_skb_one_core.process_backlog
> 0.10 ±223% +1.4 1.52 ± 8% perf-profile.calltrace.cycles-pp.vfs_statx.vfs_fstatat.__do_sys_newfstatat.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.00 +1.4 1.42 ± 26% perf-profile.calltrace.cycles-pp.schedule_hrtimeout_range.ep_poll.do_epoll_wait.__x64_sys_epoll_wait.do_syscall_64
> 0.00 +1.4 1.44 ± 15% perf-profile.calltrace.cycles-pp.cifs_readv_from_socket.cifs_read_from_socket.cifs_demultiplex_thread.kthread.ret_from_fork
> 0.00 +1.4 1.44 ± 12% perf-profile.calltrace.cycles-pp.__x64_sys_close.do_syscall_64.entry_SYSCALL_64_after_hwframe.__close_nocancel
> 0.00 +1.4 1.45 ± 18% perf-profile.calltrace.cycles-pp.ip6_protocol_deliver_rcu.ip6_input_finish.__netif_receive_skb_one_core.process_backlog.__napi_poll
> 0.00 +1.5 1.46 ± 16% perf-profile.calltrace.cycles-pp.do_sys_openat2.__x64_sys_openat.do_syscall_64.entry_SYSCALL_64_after_hwframe.openat64
> 0.00 +1.5 1.46 ± 18% perf-profile.calltrace.cycles-pp.ip6_input_finish.__netif_receive_skb_one_core.process_backlog.__napi_poll.net_rx_action
> 0.00 +1.5 1.46 ± 16% perf-profile.calltrace.cycles-pp.cifs_read_from_socket.cifs_demultiplex_thread.kthread.ret_from_fork.ret_from_fork_asm
> 0.00 +1.5 1.50 ± 15% perf-profile.calltrace.cycles-pp.__x64_sys_openat.do_syscall_64.entry_SYSCALL_64_after_hwframe.openat64
> 0.00 +1.5 1.50 ± 13% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.__close_nocancel
> 0.00 +1.5 1.52 ± 12% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.__close_nocancel
> 0.00 +1.5 1.53 ± 14% perf-profile.calltrace.cycles-pp.path_lookupat.filename_lookup.filename_getxattr.path_getxattrat.do_syscall_64
> 0.00 +1.5 1.53 ± 18% perf-profile.calltrace.cycles-pp.__netif_receive_skb_one_core.process_backlog.__napi_poll.net_rx_action.handle_softirqs
> 0.00 +1.5 1.54 ± 14% perf-profile.calltrace.cycles-pp.filename_lookup.filename_getxattr.path_getxattrat.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.00 +1.6 1.56 ± 15% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.openat64
> 0.00 +1.6 1.56 ± 10% perf-profile.calltrace.cycles-pp.smb2_query_dir_first._initiate_cifs_search.cifs_readdir.iterate_dir.__x64_sys_getdents64
> 0.00 +1.6 1.57 ± 17% perf-profile.calltrace.cycles-pp.process_backlog.__napi_poll.net_rx_action.handle_softirqs.do_softirq
> 0.00 +1.6 1.57 ± 17% perf-profile.calltrace.cycles-pp.__napi_poll.net_rx_action.handle_softirqs.do_softirq.__local_bh_enable_ip
> 0.00 +1.6 1.58 ± 15% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.openat64
> 0.00 +1.6 1.58 ± 12% perf-profile.calltrace.cycles-pp.__close_nocancel
> 0.00 +1.6 1.59 ± 10% perf-profile.calltrace.cycles-pp._initiate_cifs_search.cifs_readdir.iterate_dir.__x64_sys_getdents64.do_syscall_64
> 0.00 +1.7 1.66 ± 13% perf-profile.calltrace.cycles-pp.btrfs_rmdir.vfs_rmdir.do_rmdir.__x64_sys_unlinkat.do_syscall_64
> 0.00 +1.7 1.73 ± 29% perf-profile.calltrace.cycles-pp.tcp_write_xmit.__tcp_push_pending_frames.tcp_sock_set_cork.__smb_send_rqst.smb_send_rqst
> 0.00 +1.7 1.73 ± 9% perf-profile.calltrace.cycles-pp.smb2_compound_op.smb2_rmdir.cifs_rmdir.vfs_rmdir.do_rmdir
> 0.00 +1.7 1.73 ± 8% perf-profile.calltrace.cycles-pp.btrfs_evict_inode.evict.__dentry_kill.dput.__fput
> 0.00 +1.7 1.74 ± 28% perf-profile.calltrace.cycles-pp.__tcp_push_pending_frames.tcp_sock_set_cork.__smb_send_rqst.smb_send_rqst.compound_send_recv
> 0.00 +1.7 1.74 ± 9% perf-profile.calltrace.cycles-pp.smb2_rmdir.cifs_rmdir.vfs_rmdir.do_rmdir.__x64_sys_unlinkat
> 0.00 +1.8 1.79 ± 14% perf-profile.calltrace.cycles-pp.openat64
> 0.00 +1.8 1.80 ± 10% perf-profile.calltrace.cycles-pp.cifs_rmdir.vfs_rmdir.do_rmdir.__x64_sys_unlinkat.do_syscall_64
> 0.00 +1.8 1.81 ± 8% perf-profile.calltrace.cycles-pp.evict.__dentry_kill.dput.__fput.__x64_sys_close
> 0.00 +1.8 1.85 ± 19% perf-profile.calltrace.cycles-pp.net_rx_action.handle_softirqs.do_softirq.__local_bh_enable_ip.__dev_queue_xmit
> 0.00 +2.1 2.11 ± 7% perf-profile.calltrace.cycles-pp.vfs_fstatat.__do_sys_newfstatat.do_syscall_64.entry_SYSCALL_64_after_hwframe.fstatat64
> 0.00 +2.1 2.11 ± 8% perf-profile.calltrace.cycles-pp.__dentry_kill.dput.__fput.__x64_sys_close.do_syscall_64
> 0.00 +2.1 2.12 ± 23% perf-profile.calltrace.cycles-pp.handle_softirqs.do_softirq.__local_bh_enable_ip.__dev_queue_xmit.ip6_finish_output2
> 0.00 +2.1 2.13 ± 23% perf-profile.calltrace.cycles-pp.do_softirq.__local_bh_enable_ip.__dev_queue_xmit.ip6_finish_output2.ip6_finish_output
> 0.00 +2.2 2.16 ± 7% perf-profile.calltrace.cycles-pp.dput.__fput.__x64_sys_close.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.00 +2.2 2.16 ± 22% perf-profile.calltrace.cycles-pp.__local_bh_enable_ip.__dev_queue_xmit.ip6_finish_output2.ip6_finish_output.ip6_xmit
> 0.00 +2.2 2.19 ± 25% perf-profile.calltrace.cycles-pp.ep_poll.do_epoll_wait.__x64_sys_epoll_wait.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.00 +2.3 2.25 ± 25% perf-profile.calltrace.cycles-pp.do_epoll_wait.__x64_sys_epoll_wait.do_syscall_64.entry_SYSCALL_64_after_hwframe.epoll_wait
> 0.00 +2.3 2.32 ± 9% perf-profile.calltrace.cycles-pp.__fput.__x64_sys_close.do_syscall_64.entry_SYSCALL_64_after_hwframe.__close
> 0.00 +2.3 2.33 ± 25% perf-profile.calltrace.cycles-pp.__x64_sys_epoll_wait.do_syscall_64.entry_SYSCALL_64_after_hwframe.epoll_wait
> 0.00 +2.5 2.54 ± 18% perf-profile.calltrace.cycles-pp.inet6_csk_xmit.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames.tcp_sendmsg_locked
> 0.00 +2.6 2.59 ± 25% perf-profile.calltrace.cycles-pp.__dev_queue_xmit.ip6_finish_output2.ip6_finish_output.ip6_xmit.inet6_csk_xmit
> 0.00 +2.6 2.59 ± 24% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.epoll_wait
> 0.00 +2.6 2.59 ± 24% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.epoll_wait
> 0.00 +2.6 2.60 ± 7% perf-profile.calltrace.cycles-pp.__x64_sys_close.do_syscall_64.entry_SYSCALL_64_after_hwframe.__close
> 0.00 +2.6 2.65 ± 8% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.__close
> 0.00 +2.7 2.66 ± 8% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.__close
> 0.00 +2.7 2.66 ± 26% perf-profile.calltrace.cycles-pp.ip6_finish_output2.ip6_finish_output.ip6_xmit.inet6_csk_xmit.__tcp_transmit_skb
> 0.00 +2.7 2.72 ± 14% perf-profile.calltrace.cycles-pp.cifs_demultiplex_thread.kthread.ret_from_fork.ret_from_fork_asm
> 0.00 +2.7 2.72 ± 25% perf-profile.calltrace.cycles-pp.ip6_finish_output.ip6_xmit.inet6_csk_xmit.__tcp_transmit_skb.tcp_write_xmit
> 0.00 +2.8 2.79 ± 17% perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg
> 0.00 +2.8 2.80 ± 8% perf-profile.calltrace.cycles-pp.__do_sys_newfstatat.do_syscall_64.entry_SYSCALL_64_after_hwframe.fstatat64
> 0.00 +2.8 2.85 ± 8% perf-profile.calltrace.cycles-pp.__close
> 0.00 +2.9 2.85 ± 22% perf-profile.calltrace.cycles-pp.epoll_wait
> 0.00 +3.0 2.99 ± 13% perf-profile.calltrace.cycles-pp.filename_getxattr.path_getxattrat.do_syscall_64.entry_SYSCALL_64_after_hwframe.getxattr
> 0.00 +3.0 3.00 ± 28% perf-profile.calltrace.cycles-pp.ip6_xmit.inet6_csk_xmit.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames
> 0.00 +3.1 3.06 ± 9% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.fstatat64
> 0.00 +3.1 3.08 ± 16% perf-profile.calltrace.cycles-pp.tcp_write_xmit.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg.____sys_sendmsg
> 0.00 +3.1 3.10 ± 16% perf-profile.calltrace.cycles-pp.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg.____sys_sendmsg.___sys_sendmsg
> 0.00 +3.1 3.10 ± 9% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.fstatat64
> 0.00 +3.1 3.14 ± 10% perf-profile.calltrace.cycles-pp.cifs_readdir.iterate_dir.__x64_sys_getdents64.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.00 +3.2 3.19 ± 13% perf-profile.calltrace.cycles-pp.path_getxattrat.do_syscall_64.entry_SYSCALL_64_after_hwframe.getxattr
> 0.00 +3.3 3.25 ± 13% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.getxattr
> 0.00 +3.3 3.26 ± 13% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.getxattr
> 0.00 +3.4 3.39 ± 13% perf-profile.calltrace.cycles-pp.getxattr
> 0.00 +3.6 3.65 ± 11% perf-profile.calltrace.cycles-pp.fstatat64
> 0.00 +3.8 3.79 ± 16% perf-profile.calltrace.cycles-pp.tcp_sendmsg_locked.tcp_sendmsg.____sys_sendmsg.___sys_sendmsg.__sys_sendmsg
> 0.00 +3.8 3.80 ± 10% perf-profile.calltrace.cycles-pp.vfs_rmdir.do_rmdir.__x64_sys_unlinkat.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.00 +3.9 3.89 ± 16% perf-profile.calltrace.cycles-pp.tcp_sendmsg.____sys_sendmsg.___sys_sendmsg.__sys_sendmsg.do_syscall_64
> 0.00 +4.0 4.01 ± 11% perf-profile.calltrace.cycles-pp.do_rmdir.__x64_sys_unlinkat.do_syscall_64.entry_SYSCALL_64_after_hwframe.unlinkat
> 0.00 +4.1 4.06 ± 11% perf-profile.calltrace.cycles-pp.__x64_sys_unlinkat.do_syscall_64.entry_SYSCALL_64_after_hwframe.unlinkat
> 0.00 +4.1 4.09 ± 11% perf-profile.calltrace.cycles-pp.iterate_dir.__x64_sys_getdents64.do_syscall_64.entry_SYSCALL_64_after_hwframe.getdents64
> 0.00 +4.1 4.10 ± 11% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.unlinkat
> 0.00 +4.1 4.10 ± 11% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.unlinkat
> 0.00 +4.2 4.18 ± 11% perf-profile.calltrace.cycles-pp.__x64_sys_getdents64.do_syscall_64.entry_SYSCALL_64_after_hwframe.getdents64
> 0.00 +4.2 4.19 ± 11% perf-profile.calltrace.cycles-pp.unlinkat
> 0.00 +4.3 4.28 ± 11% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.getdents64
> 0.00 +4.3 4.29 ± 11% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.getdents64
> 0.00 +4.4 4.44 ± 12% perf-profile.calltrace.cycles-pp.getdents64
> 0.00 +4.5 4.46 ± 16% perf-profile.calltrace.cycles-pp.____sys_sendmsg.___sys_sendmsg.__sys_sendmsg.do_syscall_64.entry_SYSCALL_64_after_hwframe
> 0.00 +4.7 4.65 ± 16% perf-profile.calltrace.cycles-pp.___sys_sendmsg.__sys_sendmsg.do_syscall_64.entry_SYSCALL_64_after_hwframe.sendmsg
> 0.00 +4.7 4.70 ± 17% perf-profile.calltrace.cycles-pp.__sys_sendmsg.do_syscall_64.entry_SYSCALL_64_after_hwframe.sendmsg
> 0.00 +4.8 4.77 ± 16% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.sendmsg
> 0.00 +4.8 4.77 ± 16% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.sendmsg
> 0.00 +4.9 4.92 ± 16% perf-profile.calltrace.cycles-pp.sendmsg
> 47.47 -20.7 26.76 ± 8% perf-profile.children.cycles-pp.common_startup_64
> 47.47 -20.7 26.76 ± 8% perf-profile.children.cycles-pp.cpu_startup_entry
> 47.42 -20.7 26.74 ± 8% perf-profile.children.cycles-pp.do_idle
> 42.13 ± 3% -18.4 23.69 ± 8% perf-profile.children.cycles-pp.start_secondary
> 38.10 ± 4% -17.8 20.30 ± 9% perf-profile.children.cycles-pp.cpuidle_idle_call
> 33.63 ± 3% -15.4 18.24 ± 10% perf-profile.children.cycles-pp.cpuidle_enter
> 33.49 ± 3% -15.3 18.15 ± 10% perf-profile.children.cycles-pp.cpuidle_enter_state
> 14.26 ± 4% -10.1 4.15 ± 29% perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt
> 13.24 ± 5% -9.4 3.84 ± 30% perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt
> 7.10 ± 3% -5.6 1.53 ± 44% perf-profile.children.cycles-pp.dispatch_events
> 7.10 ± 3% -5.6 1.53 ± 44% perf-profile.children.cycles-pp.cmd_stat
> 7.08 ± 3% -5.6 1.53 ± 44% perf-profile.children.cycles-pp.process_interval
> 6.96 ± 4% -5.5 1.48 ± 44% perf-profile.children.cycles-pp.read_counters
> 6.44 ± 6% -5.0 1.42 ± 35% perf-profile.children.cycles-pp.read
> 6.25 ± 9% -4.8 1.42 ± 47% perf-profile.children.cycles-pp.__x64_sys_execve
> 6.20 ± 8% -4.8 1.40 ± 46% perf-profile.children.cycles-pp.do_execveat_common
> 6.18 ± 10% -4.8 1.41 ± 47% perf-profile.children.cycles-pp.execve
> 6.36 ± 6% -4.6 1.81 ± 33% perf-profile.children.cycles-pp.__sysvec_apic_timer_interrupt
> 10.50 ± 11% -4.5 6.01 ± 11% perf-profile.children.cycles-pp.ret_from_fork_asm
> 5.70 ± 5% -4.4 1.25 ± 42% perf-profile.children.cycles-pp.sched_setaffinity
> 10.45 ± 11% -4.4 6.00 ± 11% perf-profile.children.cycles-pp.ret_from_fork
> 5.95 ± 11% -4.4 1.52 ± 36% perf-profile.children.cycles-pp.asm_exc_page_fault
> 6.20 ± 6% -4.4 1.78 ± 33% perf-profile.children.cycles-pp.hrtimer_interrupt
> 5.59 ± 5% -4.3 1.28 ± 36% perf-profile.children.cycles-pp.ksys_read
> 10.06 ± 12% -4.1 5.91 ± 11% perf-profile.children.cycles-pp.kthread
> 5.30 ± 6% -4.1 1.24 ± 37% perf-profile.children.cycles-pp.vfs_read
> 5.15 ± 12% -3.9 1.29 ± 34% perf-profile.children.cycles-pp.do_user_addr_fault
> 5.16 ± 12% -3.9 1.30 ± 34% perf-profile.children.cycles-pp.exc_page_fault
> 16.15 ± 8% -3.7 12.41 ± 4% perf-profile.children.cycles-pp.intel_idle
> 5.11 ± 9% -3.7 1.44 ± 34% perf-profile.children.cycles-pp.__hrtimer_run_queues
> 4.86 ± 13% -3.6 1.24 ± 37% perf-profile.children.cycles-pp.handle_mm_fault
> 4.58 ± 11% -3.5 1.03 ± 39% perf-profile.children.cycles-pp.smpboot_thread_fn
> 4.55 ± 13% -3.4 1.16 ± 37% perf-profile.children.cycles-pp.__handle_mm_fault
> 5.26 ± 13% -3.3 1.94 ± 22% perf-profile.children.cycles-pp.sched_balance_rq
> 4.18 ± 11% -3.3 0.92 ± 41% perf-profile.children.cycles-pp.bprm_execve
> 4.56 ± 15% -3.1 1.48 ± 24% perf-profile.children.cycles-pp.__irq_exit_rcu
> 4.54 ± 14% -3.0 1.56 ± 25% perf-profile.children.cycles-pp.sched_balance_find_src_group
> 4.14 ± 13% -3.0 1.18 ± 29% perf-profile.children.cycles-pp.tick_nohz_handler
> 4.46 ± 14% -2.9 1.52 ± 26% perf-profile.children.cycles-pp.update_sd_lb_stats
> 3.65 ± 15% -2.8 0.81 ± 46% perf-profile.children.cycles-pp.exec_binprm
> 3.62 ± 15% -2.8 0.80 ± 46% perf-profile.children.cycles-pp.search_binary_handler
> 3.64 ± 6% -2.8 0.82 ± 48% perf-profile.children.cycles-pp.evlist_cpu_iterator__next
> 4.61 ± 9% -2.8 1.80 ± 15% perf-profile.children.cycles-pp.__pick_next_task
> 4.73 ± 23% -2.8 1.96 ± 13% perf-profile.children.cycles-pp._nohz_idle_balance
> 4.03 ± 16% -2.7 1.30 ± 28% perf-profile.children.cycles-pp.update_sg_lb_stats
> 3.50 ± 15% -2.7 0.79 ± 47% perf-profile.children.cycles-pp.load_elf_binary
> 4.12 ± 16% -2.4 1.76 ± 30% perf-profile.children.cycles-pp.worker_thread
> 6.97 ± 8% -2.4 4.62 perf-profile.children.cycles-pp.__schedule
> 3.34 ± 11% -2.3 1.00 ± 24% perf-profile.children.cycles-pp.sched_balance_newidle
> 2.93 ± 14% -2.3 0.60 ± 42% perf-profile.children.cycles-pp.balance_fair
> 3.04 ± 12% -2.3 0.74 ± 49% perf-profile.children.cycles-pp.vm_mmap_pgoff
> 3.00 ± 12% -2.3 0.73 ± 50% perf-profile.children.cycles-pp.do_mmap
> 5.34 ± 23% -2.3 3.07 ± 24% perf-profile.children.cycles-pp.rest_init
> 5.34 ± 23% -2.3 3.07 ± 24% perf-profile.children.cycles-pp.start_kernel
> 5.34 ± 23% -2.3 3.07 ± 24% perf-profile.children.cycles-pp.x86_64_start_kernel
> 5.34 ± 23% -2.3 3.07 ± 24% perf-profile.children.cycles-pp.x86_64_start_reservations
> 3.10 ± 10% -2.1 0.96 ± 36% perf-profile.children.cycles-pp.x64_sys_call
> 2.67 ± 5% -2.1 0.58 ± 39% perf-profile.children.cycles-pp.__x64_sys_sched_setaffinity
> 2.74 ± 9% -2.1 0.67 ± 50% perf-profile.children.cycles-pp.__mmap_region
> 2.78 ± 12% -2.0 0.73 ± 45% perf-profile.children.cycles-pp.__x64_sys_exit_group
> 2.78 ± 12% -2.0 0.73 ± 45% perf-profile.children.cycles-pp.do_group_exit
> 2.95 ± 11% -2.0 0.90 ± 30% perf-profile.children.cycles-pp.update_process_times
> 2.77 ± 12% -2.0 0.73 ± 45% perf-profile.children.cycles-pp.do_exit
> 3.61 ± 21% -2.0 1.64 ± 31% perf-profile.children.cycles-pp.process_one_work
> 2.54 ± 11% -1.9 0.62 ± 39% perf-profile.children.cycles-pp.do_pte_missing
> 2.36 ± 8% -1.8 0.52 ± 41% perf-profile.children.cycles-pp.__sched_setaffinity
> 2.38 ± 11% -1.8 0.56 ± 35% perf-profile.children.cycles-pp.seq_read_iter
> 2.23 ± 11% -1.8 0.43 ± 37% perf-profile.children.cycles-pp.readn
> 2.45 ± 14% -1.8 0.66 ± 42% perf-profile.children.cycles-pp.__mmput
> 2.27 ± 11% -1.8 0.49 ± 42% perf-profile.children.cycles-pp.setlocale
> 2.42 ± 14% -1.8 0.64 ± 43% perf-profile.children.cycles-pp.exit_mmap
> 2.19 ± 14% -1.7 0.50 ± 40% perf-profile.children.cycles-pp.ksys_mmap_pgoff
> 2.12 ± 17% -1.6 0.47 ± 39% perf-profile.children.cycles-pp.kernel_clone
> 4.89 ± 12% -1.6 3.28 ± 2% perf-profile.children.cycles-pp.schedule
> 2.04 ± 9% -1.6 0.45 ± 43% perf-profile.children.cycles-pp.__set_cpus_allowed_ptr
> 2.06 ± 15% -1.6 0.50 ± 38% perf-profile.children.cycles-pp.do_read_fault
> 1.89 ± 18% -1.5 0.37 ± 47% perf-profile.children.cycles-pp.evsel__read_counter
> 2.69 ± 17% -1.4 1.27 ± 17% perf-profile.children.cycles-pp.sched_balance_domains
> 1.84 ± 16% -1.4 0.46 ± 38% perf-profile.children.cycles-pp.filemap_map_pages
> 1.91 ± 17% -1.4 0.54 ± 48% perf-profile.children.cycles-pp.exit_mm
> 1.73 ± 23% -1.3 0.42 ± 38% perf-profile.children.cycles-pp.irq_enter_rcu
> 2.58 ± 17% -1.3 1.27 ± 6% perf-profile.children.cycles-pp.menu_select
> 1.66 ± 24% -1.3 0.41 ± 38% perf-profile.children.cycles-pp.tick_irq_enter
> 1.58 ± 8% -1.2 0.35 ± 37% perf-profile.children.cycles-pp.__vfork
> 1.51 ± 19% -1.2 0.30 ± 45% perf-profile.children.cycles-pp.copy_process
> 1.50 ± 24% -1.2 0.31 ± 73% perf-profile.children.cycles-pp.irq_work_run_list
> 1.49 ± 23% -1.2 0.30 ± 73% perf-profile.children.cycles-pp.__sysvec_irq_work
> 1.49 ± 23% -1.2 0.30 ± 73% perf-profile.children.cycles-pp._printk
> 1.49 ± 23% -1.2 0.30 ± 73% perf-profile.children.cycles-pp.asm_sysvec_irq_work
> 1.49 ± 23% -1.2 0.30 ± 73% perf-profile.children.cycles-pp.irq_work_run
> 1.49 ± 23% -1.2 0.30 ± 73% perf-profile.children.cycles-pp.irq_work_single
> 1.49 ± 23% -1.2 0.30 ± 73% perf-profile.children.cycles-pp.sysvec_irq_work
> 1.30 ± 25% -1.1 0.20 ± 78% perf-profile.children.cycles-pp.native_queued_spin_lock_slowpath
> 3.35 ± 13% -1.1 2.26 ± 14% perf-profile.children.cycles-pp.__x64_sys_openat
> 3.27 ± 11% -1.1 2.19 ± 10% perf-profile.children.cycles-pp.path_openat
> 3.29 ± 11% -1.1 2.22 ± 10% perf-profile.children.cycles-pp.do_filp_open
> 1.51 ± 22% -1.1 0.45 ± 32% perf-profile.children.cycles-pp.sched_tick
> 1.31 ± 33% -1.1 0.25 ± 39% perf-profile.children.cycles-pp.tmigr_handle_remote
> 1.39 ± 11% -1.1 0.34 ± 49% perf-profile.children.cycles-pp.__mmap_new_vma
> 1.33 ± 21% -1.0 0.30 ± 47% perf-profile.children.cycles-pp.__open64_nocancel
> 1.29 ± 13% -1.0 0.29 ± 35% perf-profile.children.cycles-pp.perf_read
> 1.26 ± 18% -1.0 0.27 ± 35% perf-profile.children.cycles-pp.__x64_sys_vfork
> 1.22 ± 34% -1.0 0.24 ± 41% perf-profile.children.cycles-pp.tmigr_handle_remote_up
> 1.13 ± 8% -0.9 0.22 ± 35% perf-profile.children.cycles-pp.perf_evsel__read
> 1.15 ± 23% -0.9 0.24 ± 42% perf-profile.children.cycles-pp.__set_cpus_allowed_ptr_locked
> 1.17 ± 13% -0.9 0.30 ± 54% perf-profile.children.cycles-pp.elf_load
> 1.12 ± 14% -0.9 0.27 ± 56% perf-profile.children.cycles-pp._Fork
> 1.39 ± 34% -0.8 0.56 ± 22% perf-profile.children.cycles-pp.raw_spin_rq_lock_nested
> 1.05 ± 22% -0.8 0.22 ± 39% perf-profile.children.cycles-pp.__do_set_cpus_allowed
> 1.06 ± 16% -0.8 0.25 ± 61% perf-profile.children.cycles-pp.pipe_read
> 1.03 ± 33% -0.8 0.22 ± 37% perf-profile.children.cycles-pp._raw_spin_lock_irq
> 0.97 ± 17% -0.8 0.20 ± 47% perf-profile.children.cycles-pp.__lookup_slow
> 1.03 ± 20% -0.8 0.27 ± 50% perf-profile.children.cycles-pp.unmap_vmas
> 1.19 ± 15% -0.8 0.44 ± 17% perf-profile.children.cycles-pp.idle_cpu
> 0.95 ± 18% -0.8 0.20 ± 48% perf-profile.children.cycles-pp.__mmap
> 0.93 ± 14% -0.7 0.19 ± 38% perf-profile.children.cycles-pp.migration_cpu_stop
> 0.94 ± 15% -0.7 0.20 ± 40% perf-profile.children.cycles-pp.cpu_stopper_thread
> 0.93 ± 14% -0.7 0.20 ± 59% perf-profile.children.cycles-pp.alloc_bprm
> 0.92 ± 27% -0.7 0.18 ± 37% perf-profile.children.cycles-pp.proc_reg_read_iter
> 0.89 ± 12% -0.7 0.17 ± 36% perf-profile.children.cycles-pp.move_queued_task
> 0.95 ± 14% -0.7 0.24 ± 27% perf-profile.children.cycles-pp.tick_nohz_stop_tick
> 0.95 ± 14% -0.7 0.25 ± 27% perf-profile.children.cycles-pp.tick_nohz_idle_stop_tick
> 0.92 ± 21% -0.7 0.23 ± 28% perf-profile.children.cycles-pp.begin_new_exec
> 0.86 ± 18% -0.7 0.20 ± 49% perf-profile.children.cycles-pp.__do_sys_clone
> 0.88 ± 37% -0.7 0.22 ± 30% perf-profile.children.cycles-pp.do_anonymous_page
> 0.85 ± 13% -0.6 0.20 ± 44% perf-profile.children.cycles-pp.affine_move_task
> 0.92 ± 24% -0.6 0.29 ± 44% perf-profile.children.cycles-pp.delay_tsc
> 0.82 ± 18% -0.6 0.19 ± 34% perf-profile.children.cycles-pp.tlb_finish_mmu
> 0.80 ± 42% -0.6 0.17 ± 30% perf-profile.children.cycles-pp.update_sg_wakeup_stats
> 0.81 ± 43% -0.6 0.18 ± 25% perf-profile.children.cycles-pp.sched_balance_find_dst_group
> 0.79 ± 25% -0.6 0.16 ± 50% perf-profile.children.cycles-pp.alloc_pages_mpol_noprof
> 2.19 ± 9% -0.6 1.57 ± 8% perf-profile.children.cycles-pp.enqueue_task
> 0.90 ± 22% -0.6 0.28 ± 42% perf-profile.children.cycles-pp.next_uptodate_folio
> 1.21 ± 22% -0.6 0.59 ± 32% perf-profile.children.cycles-pp.rcu_core
> 1.17 ± 12% -0.6 0.56 ± 20% perf-profile.children.cycles-pp.tick_nohz_idle_exit
> 1.04 ± 23% -0.6 0.43 ± 15% perf-profile.children.cycles-pp.update_rq_clock_task
> 0.81 ± 15% -0.6 0.20 ± 22% perf-profile.children.cycles-pp.tick_nohz_restart_sched_tick
> 0.78 ± 15% -0.6 0.17 ± 86% perf-profile.children.cycles-pp.mas_store_prealloc
> 1.07 ± 24% -0.6 0.47 ± 20% perf-profile.children.cycles-pp.tick_nohz_get_sleep_length
> 0.86 ± 24% -0.6 0.26 ± 54% perf-profile.children.cycles-pp.unmap_page_range
> 0.74 ± 28% -0.6 0.15 ± 51% perf-profile.children.cycles-pp.__alloc_pages_noprof
> 0.82 ± 24% -0.6 0.24 ± 48% perf-profile.children.cycles-pp.zap_pmd_range
> 3.34 ± 13% -0.6 2.76 ± 9% perf-profile.children.cycles-pp.do_sys_openat2
> 0.80 ± 22% -0.6 0.24 ± 45% perf-profile.children.cycles-pp.zap_pte_range
> 0.74 ± 15% -0.6 0.18 ± 23% perf-profile.children.cycles-pp.exec_mmap
> 0.69 ± 23% -0.6 0.12 ± 34% perf-profile.children.cycles-pp.wp_page_copy
> 0.71 ± 15% -0.6 0.15 ± 64% perf-profile.children.cycles-pp.d_alloc_parallel
> 0.81 ± 23% -0.6 0.26 ± 45% perf-profile.children.cycles-pp.__split_vma
> 1.47 ± 21% -0.6 0.92 ± 28% perf-profile.children.cycles-pp.wait_for_lsr
> 0.68 ± 30% -0.5 0.13 ± 36% perf-profile.children.cycles-pp.seq_read
> 0.67 ± 22% -0.5 0.12 ± 81% perf-profile.children.cycles-pp.mm_init
> 0.77 ± 25% -0.5 0.24 ± 56% perf-profile.children.cycles-pp.__mmap_prepare
> 0.64 ± 23% -0.5 0.11 ± 40% perf-profile.children.cycles-pp.vmstat_start
> 0.69 ± 19% -0.5 0.17 ± 21% perf-profile.children.cycles-pp.clockevents_program_event
> 1.49 ± 23% -0.5 0.97 ± 28% perf-profile.children.cycles-pp.serial8250_console_write
> 0.64 ± 18% -0.5 0.14 ± 32% perf-profile.children.cycles-pp.free_pages_and_swap_cache
> 0.64 ± 18% -0.5 0.14 ± 32% perf-profile.children.cycles-pp.__tlb_batch_free_encoded_pages
> 0.70 ± 27% -0.5 0.19 ± 39% perf-profile.children.cycles-pp.vms_gather_munmap_vmas
> 0.60 ± 34% -0.5 0.09 ± 72% perf-profile.children.cycles-pp.tick_do_update_jiffies64
> 0.62 ± 11% -0.5 0.12 ± 36% perf-profile.children.cycles-pp.__pte_offset_map_lock
> 1.93 ± 11% -0.5 1.44 ± 10% perf-profile.children.cycles-pp.enqueue_task_fair
> 0.54 ±109% -0.5 0.05 ±103% perf-profile.children.cycles-pp.need_update
> 0.88 ± 26% -0.5 0.40 ± 15% perf-profile.children.cycles-pp.sched_balance_update_blocked_averages
> 0.56 ± 25% -0.5 0.11 ± 53% perf-profile.children.cycles-pp.setup_arg_pages
> 0.66 ± 22% -0.5 0.20 ± 40% perf-profile.children.cycles-pp.zap_present_ptes
> 0.81 ± 19% -0.4 0.36 ± 20% perf-profile.children.cycles-pp.tick_nohz_next_event
> 0.56 ± 14% -0.4 0.12 ± 20% perf-profile.children.cycles-pp.__cmd_record
> 0.56 ± 14% -0.4 0.12 ± 20% perf-profile.children.cycles-pp.cmd_record
> 0.54 ± 16% -0.4 0.10 ± 48% perf-profile.children.cycles-pp.folios_put_refs
> 0.74 ± 12% -0.4 0.30 ± 16% perf-profile.children.cycles-pp.finish_task_switch
> 1.11 ± 19% -0.4 0.67 ± 11% perf-profile.children.cycles-pp.hrtimer_start_range_ns
> 0.59 ± 17% -0.4 0.16 ± 33% perf-profile.children.cycles-pp.vma_interval_tree_insert
> 0.48 ±117% -0.4 0.06 ± 98% perf-profile.children.cycles-pp.acpi_os_execute_deferred
> 0.62 ± 32% -0.4 0.20 ± 51% perf-profile.children.cycles-pp.native_irq_return_iret
> 0.54 ± 19% -0.4 0.12 ± 63% perf-profile.children.cycles-pp.dup_mm
> 0.92 ± 29% -0.4 0.50 ± 31% perf-profile.children.cycles-pp.rcu_do_batch
> 0.48 ±120% -0.4 0.06 ± 98% perf-profile.children.cycles-pp.acpi_ev_asynch_execute_gpe_method
> 0.54 ± 16% -0.4 0.13 ± 60% perf-profile.children.cycles-pp.d_alloc
> 0.76 ± 27% -0.4 0.35 ± 17% perf-profile.children.cycles-pp.__memcg_slab_post_alloc_hook
> 0.54 ± 33% -0.4 0.14 ± 26% perf-profile.children.cycles-pp.wait4
> 0.57 ± 24% -0.4 0.16 ± 74% perf-profile.children.cycles-pp.copy_strings
> 0.52 ± 34% -0.4 0.12 ± 47% perf-profile.children.cycles-pp.wake_up_new_task
> 0.52 ± 14% -0.4 0.12 ± 34% perf-profile.children.cycles-pp.fold_vm_zone_numa_events
> 0.49 ± 42% -0.4 0.08 ± 64% perf-profile.children.cycles-pp.get_page_from_freelist
> 0.54 ± 14% -0.4 0.13 ± 52% perf-profile.children.cycles-pp.perf_event_read
> 0.60 ± 21% -0.4 0.20 ± 9% perf-profile.children.cycles-pp.timerqueue_del
> 0.46 ±121% -0.4 0.06 ± 98% perf-profile.children.cycles-pp.acpi_ns_evaluate
> 0.50 ± 33% -0.4 0.11 ± 46% perf-profile.children.cycles-pp.dup_task_struct
> 0.44 ±125% -0.4 0.06 ±100% perf-profile.children.cycles-pp.acpi_ps_execute_method
> 0.52 ± 11% -0.4 0.13 ± 52% perf-profile.children.cycles-pp.generic_exec_single
> 0.47 ± 17% -0.4 0.08 ± 30% perf-profile.children.cycles-pp.slab_show
> 0.49 ± 10% -0.4 0.10 ± 54% perf-profile.children.cycles-pp.__perf_event_read
> 0.45 ± 32% -0.4 0.07 ±118% perf-profile.children.cycles-pp.pcpu_alloc_noprof
> 0.51 ± 12% -0.4 0.12 ± 50% perf-profile.children.cycles-pp.smp_call_function_single
> 0.54 ± 28% -0.4 0.16 ± 51% perf-profile.children.cycles-pp.free_pgtables
> 0.50 ± 11% -0.4 0.12 ± 44% perf-profile.children.cycles-pp.get_arg_page
> 0.43 ±132% -0.4 0.06 ±100% perf-profile.children.cycles-pp.acpi_ps_parse_aml
> 0.48 ± 9% -0.4 0.11 ± 37% perf-profile.children.cycles-pp.try_address
> 0.54 ± 17% -0.4 0.17 ± 49% perf-profile.children.cycles-pp.pipe_write
> 0.48 ± 9% -0.4 0.12 ± 44% perf-profile.children.cycles-pp.__i2c_transfer
> 0.48 ± 9% -0.4 0.12 ± 44% perf-profile.children.cycles-pp.ast_vga_connector_helper_detect_ctx
> 0.48 ± 9% -0.4 0.12 ± 44% perf-profile.children.cycles-pp.bit_xfer
> 0.48 ± 9% -0.4 0.12 ± 44% perf-profile.children.cycles-pp.drm_connector_helper_detect_from_ddc
> 0.48 ± 9% -0.4 0.12 ± 44% perf-profile.children.cycles-pp.drm_do_probe_ddc_edid
> 0.48 ± 9% -0.4 0.12 ± 44% perf-profile.children.cycles-pp.drm_helper_probe_detect_ctx
> 0.48 ± 9% -0.4 0.12 ± 44% perf-profile.children.cycles-pp.drm_probe_ddc
> 0.48 ± 9% -0.4 0.12 ± 44% perf-profile.children.cycles-pp.i2c_transfer
> 0.48 ± 9% -0.4 0.12 ± 44% perf-profile.children.cycles-pp.output_poll_execute
> 0.52 ± 27% -0.4 0.16 ± 38% perf-profile.children.cycles-pp.do_vmi_munmap
> 0.48 ± 27% -0.4 0.12 ± 53% perf-profile.children.cycles-pp.mprotect_fixup
> 0.46 ± 24% -0.4 0.11 ± 29% perf-profile.children.cycles-pp.vma_link_file
> 0.41 ± 27% -0.4 0.05 ± 76% perf-profile.children.cycles-pp.run_posix_cpu_timers
> 0.51 ± 30% -0.4 0.16 ± 38% perf-profile.children.cycles-pp.__vm_munmap
> 0.51 ± 30% -0.4 0.16 ± 38% perf-profile.children.cycles-pp.do_vmi_align_munmap
> 0.42 ± 33% -0.4 0.08 ± 56% perf-profile.children.cycles-pp.relocate_vma_down
> 0.46 ± 45% -0.3 0.11 ± 40% perf-profile.children.cycles-pp.rcu_sched_clock_irq
> 0.56 ± 11% -0.3 0.22 ± 51% perf-profile.children.cycles-pp.mod_objcg_state
> 0.40 ± 19% -0.3 0.06 ± 52% perf-profile.children.cycles-pp.set_pte_range
> 0.40 ± 42% -0.3 0.06 ± 17% perf-profile.children.cycles-pp.__run_timers
> 0.46 ± 15% -0.3 0.12 ± 33% perf-profile.children.cycles-pp.__x64_sys_mprotect
> 0.44 ± 46% -0.3 0.10 ± 74% perf-profile.children.cycles-pp.perf_event_mmap
> 0.43 ± 36% -0.3 0.09 ± 22% perf-profile.children.cycles-pp.do_wait
> 0.43 ± 36% -0.3 0.09 ± 22% perf-profile.children.cycles-pp.kernel_wait4
> 0.45 ± 14% -0.3 0.12 ± 35% perf-profile.children.cycles-pp.do_mprotect_pkey
> 0.38 ± 43% -0.3 0.05 ± 75% perf-profile.children.cycles-pp.strnlen_user
> 0.78 ± 19% -0.3 0.45 ± 13% perf-profile.children.cycles-pp.update_rq_clock
> 0.42 ± 29% -0.3 0.09 ± 72% perf-profile.children.cycles-pp.do_open_execat
> 0.38 ± 20% -0.3 0.06 ± 73% perf-profile.children.cycles-pp._IO_fwrite
> 0.38 ±149% -0.3 0.05 ± 91% perf-profile.children.cycles-pp.acpi_ps_parse_loop
> 0.42 ± 54% -0.3 0.09 ± 80% perf-profile.children.cycles-pp.perf_event_mmap_event
> 0.41 ± 39% -0.3 0.09 ± 47% perf-profile.children.cycles-pp.rcu_pending
> 0.54 ± 24% -0.3 0.22 ± 40% perf-profile.children.cycles-pp.cpuidle_governor_latency_req
> 0.45 ± 32% -0.3 0.14 ± 25% perf-profile.children.cycles-pp.sched_balance_softirq
> 0.34 ± 42% -0.3 0.03 ±102% perf-profile.children.cycles-pp.create_elf_tables
> 0.45 ± 26% -0.3 0.14 ± 63% perf-profile.children.cycles-pp.__wait_for_common
> 0.40 ± 31% -0.3 0.09 ± 31% perf-profile.children.cycles-pp.lapic_next_deadline
> 0.38 ± 25% -0.3 0.07 ± 53% perf-profile.children.cycles-pp.__queue_work
> 0.36 ± 38% -0.3 0.06 ± 13% perf-profile.children.cycles-pp.call_timer_fn
> 0.38 ± 21% -0.3 0.08 ± 28% perf-profile.children.cycles-pp.copy_string_kernel
> 0.39 ± 27% -0.3 0.09 ± 58% perf-profile.children.cycles-pp.schedule_tail
> 0.38 ± 28% -0.3 0.09 ± 73% perf-profile.children.cycles-pp.__perf_read_group_add
> 0.38 ± 8% -0.3 0.09 ± 42% perf-profile.children.cycles-pp.i2c_outb
> 0.42 ± 24% -0.3 0.13 ± 48% perf-profile.children.cycles-pp.__mmdrop
> 0.39 ± 29% -0.3 0.10 ± 55% perf-profile.children.cycles-pp.dup_mmap
> 0.36 ± 35% -0.3 0.07 ± 63% perf-profile.children.cycles-pp.vma_alloc_folio_noprof
> 0.48 ± 23% -0.3 0.20 ± 27% perf-profile.children.cycles-pp.local_clock_noinstr
> 0.36 ± 34% -0.3 0.07 ± 92% perf-profile.children.cycles-pp.__d_alloc
> 0.38 ± 34% -0.3 0.09 ± 49% perf-profile.children.cycles-pp.alloc_thread_stack_node
> 0.37 ± 21% -0.3 0.09 ± 34% perf-profile.children.cycles-pp.get_user_pages_remote
> 0.36 ± 32% -0.3 0.08 ± 59% perf-profile.children.cycles-pp.cpu_stop_queue_work
> 0.40 ± 22% -0.3 0.12 ± 46% perf-profile.children.cycles-pp.cpu_util
> 0.35 ± 35% -0.3 0.07 ± 88% perf-profile.children.cycles-pp.folio_alloc_mpol_noprof
> 0.33 ± 39% -0.3 0.04 ±110% perf-profile.children.cycles-pp.rmqueue
> 0.36 ± 36% -0.3 0.08 ± 65% perf-profile.children.cycles-pp.__vmalloc_node_range_noprof
> 0.34 ± 28% -0.3 0.06 ± 68% perf-profile.children.cycles-pp.mas_wr_node_store
> 0.34 ± 23% -0.3 0.06 ± 79% perf-profile.children.cycles-pp.seq_printf
> 0.36 ± 26% -0.3 0.09 ± 34% perf-profile.children.cycles-pp.__get_user_pages
> 0.75 ± 22% -0.3 0.47 ± 14% perf-profile.children.cycles-pp.update_load_avg
> 0.31 ± 35% -0.3 0.04 ±107% perf-profile.children.cycles-pp.kick_pool
> 0.36 ± 53% -0.3 0.08 ± 32% perf-profile.children.cycles-pp.__mod_memcg_lruvec_state
> 0.39 ± 29% -0.3 0.12 ± 41% perf-profile.children.cycles-pp.sync_regs
> 0.38 ± 34% -0.3 0.11 ± 60% perf-profile.children.cycles-pp.vms_clear_ptes
> 0.30 ± 32% -0.3 0.03 ±111% perf-profile.children.cycles-pp.mas_preallocate
> 0.31 ± 46% -0.3 0.05 ± 79% perf-profile.children.cycles-pp.evlist__id2sid
> 0.38 ± 40% -0.3 0.12 ± 55% perf-profile.children.cycles-pp.tmigr_requires_handle_remote
> 0.66 ± 14% -0.3 0.40 ± 24% perf-profile.children.cycles-pp.__memcg_slab_free_hook
> 0.39 ± 20% -0.3 0.14 ± 37% perf-profile.children.cycles-pp._find_next_and_bit
> 0.30 ± 48% -0.3 0.05 ± 85% perf-profile.children.cycles-pp.evlist__id2evsel
> 0.34 ± 44% -0.3 0.08 ± 68% perf-profile.children.cycles-pp.vma_prepare
> 0.33 ± 42% -0.2 0.08 ± 42% perf-profile.children.cycles-pp.hrtimer_update_next_event
> 0.34 ± 6% -0.2 0.09 ± 26% perf-profile.children.cycles-pp.perf_mmap__push
> 0.38 ± 32% -0.2 0.13 ± 48% perf-profile.children.cycles-pp.show_stat
> 0.31 ± 28% -0.2 0.06 ± 64% perf-profile.children.cycles-pp.rep_stos_alternative
> 0.31 ± 42% -0.2 0.06 ± 88% perf-profile.children.cycles-pp.quiet_vmstat
> 0.34 ± 6% -0.2 0.10 ± 22% perf-profile.children.cycles-pp.record__mmap_read_evlist
> 0.31 ± 44% -0.2 0.07 ± 98% perf-profile.children.cycles-pp.mas_wr_bnode
> 0.30 ± 48% -0.2 0.06 ± 90% perf-profile.children.cycles-pp.mas_split
> 0.28 ± 40% -0.2 0.04 ± 73% perf-profile.children.cycles-pp.folio_add_file_rmap_ptes
> 0.32 ± 22% -0.2 0.08 ± 41% perf-profile.children.cycles-pp.shmem_file_write_iter
> 0.40 ± 28% -0.2 0.16 ± 27% perf-profile.children.cycles-pp.ct_idle_exit
> 0.45 ± 30% -0.2 0.21 ± 13% perf-profile.children.cycles-pp.open_last_lookups
> 0.34 ± 24% -0.2 0.11 ± 55% perf-profile.children.cycles-pp.__x64_sys_munmap
> 0.30 ± 34% -0.2 0.07 ± 64% perf-profile.children.cycles-pp.vms_complete_munmap_vmas
> 0.31 ± 34% -0.2 0.08 ± 20% perf-profile.children.cycles-pp.__do_wait
> 0.28 ± 32% -0.2 0.06 ± 76% perf-profile.children.cycles-pp.wake_up_q
> 0.31 ± 22% -0.2 0.08 ± 41% perf-profile.children.cycles-pp.generic_perform_write
> 0.30 ± 33% -0.2 0.08 ± 18% perf-profile.children.cycles-pp.rb_next
> 0.36 ± 33% -0.2 0.14 ± 29% perf-profile.children.cycles-pp.tsc_verify_tsc_adjust
> 0.28 ± 19% -0.2 0.06 ± 55% perf-profile.children.cycles-pp.__perf_event_read_value
> 0.30 ± 31% -0.2 0.08 ± 51% perf-profile.children.cycles-pp.fdget_pos
> 0.36 ± 30% -0.2 0.13 ± 8% perf-profile.children.cycles-pp.update_irq_load_avg
> 0.28 ± 35% -0.2 0.06 ±134% perf-profile.children.cycles-pp.kmem_cache_alloc_lru_noprof
> 0.37 ± 35% -0.2 0.15 ± 27% perf-profile.children.cycles-pp.arch_cpu_idle_enter
> 0.28 ± 28% -0.2 0.07 ± 77% perf-profile.children.cycles-pp.vma_modify
> 0.28 ± 28% -0.2 0.07 ± 77% perf-profile.children.cycles-pp.vma_modify_flags
> 0.28 ± 38% -0.2 0.07 ± 50% perf-profile.children.cycles-pp.__hrtimer_next_event_base
> 0.27 ± 39% -0.2 0.06 ± 51% perf-profile.children.cycles-pp.wait_task_zombie
> 0.28 ± 43% -0.2 0.07 ± 77% perf-profile.children.cycles-pp.dev_attr_show
> 0.28 ± 43% -0.2 0.07 ± 77% perf-profile.children.cycles-pp.sysfs_kf_seq_show
> 0.29 ± 44% -0.2 0.08 ± 30% perf-profile.children.cycles-pp.alloc_anon_folio
> 0.27 ± 14% -0.2 0.06 ± 76% perf-profile.children.cycles-pp.writen
> 0.71 ± 16% -0.2 0.50 ± 13% perf-profile.children.cycles-pp.enqueue_entity
> 0.26 ± 56% -0.2 0.06 ± 14% perf-profile.children.cycles-pp.tick_check_oneshot_broadcast_this_cpu
> 0.32 ± 41% -0.2 0.12 ± 44% perf-profile.children.cycles-pp.load_elf_interp
> 0.26 ± 15% -0.2 0.06 ± 78% perf-profile.children.cycles-pp.record__pushfn
> 0.23 ± 36% -0.2 0.03 ±111% perf-profile.children.cycles-pp.error_entry
> 0.34 ± 24% -0.2 0.14 ± 27% perf-profile.children.cycles-pp.ct_kernel_enter
> 0.25 ± 31% -0.2 0.05 ± 76% perf-profile.children.cycles-pp.lock_vma_under_rcu
> 0.38 ± 30% -0.2 0.18 ± 32% perf-profile.children.cycles-pp.rcu_gp_fqs_loop
> 0.27 ± 37% -0.2 0.07 ± 27% perf-profile.children.cycles-pp.update_other_load_avgs
> 0.25 ± 25% -0.2 0.06 ± 51% perf-profile.children.cycles-pp.mas_find
> 0.25 ± 34% -0.2 0.06 ± 97% perf-profile.children.cycles-pp.perf_event_task_tick
> 0.28 ± 31% -0.2 0.10 ± 62% perf-profile.children.cycles-pp.switch_mm_irqs_off
> 0.32 ± 29% -0.2 0.14 ± 28% perf-profile.children.cycles-pp.should_we_balance
> 0.23 ± 41% -0.2 0.05 ±113% perf-profile.children.cycles-pp.folio_batch_move_lru
> 0.21 ± 22% -0.2 0.03 ±111% perf-profile.children.cycles-pp.tmigr_cpu_activate
> 0.26 ± 41% -0.2 0.08 ±100% perf-profile.children.cycles-pp.get_jiffies_update
> 0.21 ± 50% -0.2 0.03 ±103% perf-profile.children.cycles-pp.lru_add_drain
> 0.26 ± 23% -0.2 0.09 ± 24% perf-profile.children.cycles-pp.get_cpu_device
> 0.22 ± 43% -0.2 0.04 ± 73% perf-profile.children.cycles-pp.unlink_anon_vmas
> 0.21 ± 20% -0.2 0.04 ±111% perf-profile.children.cycles-pp.sclhi
> 0.21 ± 48% -0.2 0.04 ±118% perf-profile.children.cycles-pp.check_cpu_stall
> 0.20 ± 25% -0.2 0.03 ±101% perf-profile.children.cycles-pp.irqtime_account_process_tick
> 0.26 ± 31% -0.2 0.09 ± 43% perf-profile.children.cycles-pp.__percpu_counter_sum
> 0.20 ± 37% -0.2 0.04 ±118% perf-profile.children.cycles-pp.perf_iterate_sb
> 0.21 ± 60% -0.2 0.05 ±114% perf-profile.children.cycles-pp.__get_unmapped_area
> 0.55 ± 17% -0.2 0.38 ± 10% perf-profile.children.cycles-pp.sched_clock_cpu
> 0.22 ± 31% -0.2 0.06 ± 68% perf-profile.children.cycles-pp.__do_fault
> 0.22 ± 37% -0.2 0.07 ± 94% perf-profile.children.cycles-pp.irqentry_enter
> 0.20 ± 63% -0.2 0.05 ±114% perf-profile.children.cycles-pp.arch_get_unmapped_area_topdown
> 0.22 ± 44% -0.2 0.06 ± 49% perf-profile.children.cycles-pp.obj_cgroup_charge
> 0.21 ± 35% -0.2 0.06 ±125% perf-profile.children.cycles-pp.force_qs_rnp
> 0.33 ± 16% -0.1 0.18 ± 19% perf-profile.children.cycles-pp.__remove_hrtimer
> 0.19 ± 37% -0.1 0.04 ±116% perf-profile.children.cycles-pp.flush_tlb_mm_range
> 0.18 ± 64% -0.1 0.03 ±103% perf-profile.children.cycles-pp.__anon_vma_prepare
> 0.20 ± 37% -0.1 0.06 ± 76% perf-profile.children.cycles-pp.mas_walk
> 0.19 ± 49% -0.1 0.05 ± 51% perf-profile.children.cycles-pp.release_task
> 0.18 ± 27% -0.1 0.05 ± 80% perf-profile.children.cycles-pp.arch_scale_cpu_capacity
> 0.22 ± 30% -0.1 0.09 ± 48% perf-profile.children.cycles-pp.arch_scale_freq_tick
> 0.25 ± 33% -0.1 0.12 ± 17% perf-profile.children.cycles-pp.mutex_unlock
> 0.16 ± 38% -0.1 0.03 ±103% perf-profile.children.cycles-pp.vm_area_dup
> 0.22 ± 27% -0.1 0.10 ± 31% perf-profile.children.cycles-pp.__get_user_8
> 0.23 ± 21% -0.1 0.11 ± 12% perf-profile.children.cycles-pp.up_write
> 0.16 ± 24% -0.1 0.06 ± 48% perf-profile.children.cycles-pp.cpuidle_not_available
> 0.14 ± 19% -0.1 0.05 ± 76% perf-profile.children.cycles-pp.percpu_counter_add_batch
> 0.12 ± 51% -0.1 0.03 ±100% perf-profile.children.cycles-pp.shmem_get_folio_gfp
> 0.12 ± 48% -0.1 0.04 ± 75% perf-profile.children.cycles-pp.rcu_nocb_flush_deferred_wakeup
> 0.10 ± 45% -0.1 0.04 ±106% perf-profile.children.cycles-pp.free_unref_page
> 0.04 ± 70% +0.0 0.08 ± 20% perf-profile.children.cycles-pp.fdget
> 0.02 ±142% +0.1 0.07 ± 24% perf-profile.children.cycles-pp.security_inode_getattr
> 0.02 ±141% +0.1 0.08 ± 14% perf-profile.children.cycles-pp.mntput_no_expire
> 0.01 ±223% +0.1 0.06 ± 24% perf-profile.children.cycles-pp.path_parentat
> 0.00 +0.1 0.06 ± 15% perf-profile.children.cycles-pp.fsp_get_pathref_fd
> 0.02 ±141% +0.1 0.08 ± 27% perf-profile.children.cycles-pp.check_stack_object
> 0.01 ±223% +0.1 0.07 ± 23% perf-profile.children.cycles-pp.__filename_parentat
> 0.00 +0.1 0.07 ± 22% perf-profile.children.cycles-pp.openat_pathref_dirfsp_nosymlink
> 0.00 +0.1 0.07 ± 28% perf-profile.children.cycles-pp.rep_memset_s
> 0.00 +0.1 0.07 ± 28% perf-profile.children.cycles-pp.allocate_buffers
> 0.00 +0.1 0.07 ± 28% perf-profile.children.cycles-pp.d_hash_and_lookup
> 0.00 +0.1 0.07 ± 28% perf-profile.children.cycles-pp.dequeue_mid
> 0.00 +0.1 0.07 ± 21% perf-profile.children.cycles-pp.iov_buf
> 0.00 +0.1 0.07 ± 24% perf-profile.children.cycles-pp.ndr_pull_xattr_DosInfo
> 0.00 +0.1 0.07 ± 20% perf-profile.children.cycles-pp.cifs_d_revalidate
> 0.07 ± 61% +0.1 0.14 ± 32% perf-profile.children.cycles-pp.filp_flush
> 0.00 +0.1 0.07 ± 23% perf-profile.children.cycles-pp.next_codepoint
> 0.00 +0.1 0.07 ± 23% perf-profile.children.cycles-pp.talloc_strdup
> 0.00 +0.1 0.08 ± 25% perf-profile.children.cycles-pp._tevent_loop_once
> 0.01 ±223% +0.1 0.08 ± 14% perf-profile.children.cycles-pp.security_inode_permission
> 0.00 +0.1 0.08 ± 24% perf-profile.children.cycles-pp.__tls_get_addr
> 0.03 ±150% +0.1 0.10 ± 29% perf-profile.children.cycles-pp.entry_SYSCALL_64_safe_stack
> 0.00 +0.1 0.08 ± 35% perf-profile.children.cycles-pp._talloc_set_destructor@plt
> 0.00 +0.1 0.08 ± 20% perf-profile.children.cycles-pp.btrfs_cow_block
> 0.00 +0.1 0.08 ± 20% perf-profile.children.cycles-pp.btrfs_force_cow_block
> 0.00 +0.1 0.08 ± 31% perf-profile.children.cycles-pp.filename_convert_dirfsp
> 0.00 +0.1 0.08 ± 27% perf-profile.children.cycles-pp._talloc_steal_loc
> 0.00 +0.1 0.08 ± 25% perf-profile.children.cycles-pp.remove_smb2_chained_fsp
> 0.00 +0.1 0.08 ± 34% perf-profile.children.cycles-pp.ndr_push_uint16
> 0.00 +0.1 0.08 ± 32% perf-profile.children.cycles-pp.messaging_server_id
> 0.02 ±141% +0.1 0.10 ± 25% perf-profile.children.cycles-pp.__errno_location
> 0.00 +0.1 0.08 ± 37% perf-profile.children.cycles-pp.talloc_named_const
> 0.00 +0.1 0.09 ± 18% perf-profile.children.cycles-pp._raw_read_lock_irqsave
> 0.02 ±142% +0.1 0.11 ± 22% perf-profile.children.cycles-pp.cpus_share_cache
> 0.01 ±223% +0.1 0.10 ± 20% perf-profile.children.cycles-pp.list_lru_del_obj
> 0.00 +0.1 0.09 ± 33% perf-profile.children.cycles-pp.cifs_handle_standard
> 0.00 +0.1 0.09 ± 24% perf-profile.children.cycles-pp.evict_refill_and_join
> 0.00 +0.1 0.09 ± 25% perf-profile.children.cycles-pp.readdir64
> 0.00 +0.1 0.09 ± 34% perf-profile.children.cycles-pp.cifs_compound_callback
> 0.00 +0.1 0.09 ± 28% perf-profile.children.cycles-pp.task_dump_owner
> 0.00 +0.1 0.10 ± 24% perf-profile.children.cycles-pp.getgroups
> 0.00 +0.1 0.10 ± 23% perf-profile.children.cycles-pp.inode_get_bytes
> 0.00 +0.1 0.10 ± 27% perf-profile.children.cycles-pp.cifs_small_buf_get
> 0.00 +0.1 0.10 ± 34% perf-profile.children.cycles-pp.tcp_current_mss
> 0.04 ± 71% +0.1 0.14 ± 27% perf-profile.children.cycles-pp.tick_nohz_idle_enter
> 0.00 +0.1 0.10 ± 47% perf-profile.children.cycles-pp.unlock_up
> 0.01 ±223% +0.1 0.11 ± 13% perf-profile.children.cycles-pp.d_lru_del
> 0.00 +0.1 0.10 ± 19% perf-profile.children.cycles-pp.btrfs_tree_read_lock_nested
> 0.00 +0.1 0.10 ± 21% perf-profile.children.cycles-pp.mem_cgroup_uncharge_skmem
> 0.03 ±152% +0.1 0.13 ± 32% perf-profile.children.cycles-pp.__mod_timer
> 0.02 ±142% +0.1 0.12 ± 48% perf-profile.children.cycles-pp.putname
> 0.00 +0.1 0.10 ± 27% perf-profile.children.cycles-pp._talloc_get_type_abort@plt
> 0.01 ±223% +0.1 0.11 ± 31% perf-profile.children.cycles-pp.generic_fillattr
> 0.00 +0.1 0.10 ± 34% perf-profile.children.cycles-pp.smbd_smb2_request_process_query_directory
> 0.00 +0.1 0.10 ± 35% perf-profile.children.cycles-pp.__skb_clone
> 0.00 +0.1 0.10 ± 50% perf-profile.children.cycles-pp.btrfs_destroy_inode
> 0.00 +0.1 0.11 ± 20% perf-profile.children.cycles-pp.ndr_pull_align
> 0.00 +0.1 0.11 ± 23% perf-profile.children.cycles-pp.release_extent_buffer
> 0.00 +0.1 0.11 ± 20% perf-profile.children.cycles-pp.tcp_schedule_loss_probe
> 0.00 +0.1 0.11 ± 13% perf-profile.children.cycles-pp.vfs_stat_fsp
> 0.00 +0.1 0.11 ± 26% perf-profile.children.cycles-pp.__sk_mem_reduce_allocated
> 0.00 +0.1 0.11 ± 47% perf-profile.children.cycles-pp.btrfs_delete_delayed_dir_index
> 0.00 +0.1 0.11 ± 35% perf-profile.children.cycles-pp.inet6_csk_route_socket
> 0.00 +0.1 0.11 ± 32% perf-profile.children.cycles-pp.alloc_skb_with_frags
> 0.00 +0.1 0.11 ± 34% perf-profile.children.cycles-pp.ndr_pull_uint32
> 0.00 +0.1 0.11 ± 25% perf-profile.children.cycles-pp.wake_affine
> 0.00 +0.1 0.11 ± 21% perf-profile.children.cycles-pp.memset@plt
> 0.00 +0.1 0.11 ± 32% perf-profile.children.cycles-pp.tid_fd_revalidate
> 0.09 ± 76% +0.1 0.20 ± 15% perf-profile.children.cycles-pp.__legitimize_mnt
> 0.00 +0.1 0.11 ± 22% perf-profile.children.cycles-pp.btrfs_opendir
> 0.00 +0.1 0.12 ± 33% perf-profile.children.cycles-pp.next_codepoint_handle_ext
> 0.05 ± 84% +0.1 0.16 ± 33% perf-profile.children.cycles-pp.vfs_getattr_nosec
> 0.00 +0.1 0.12 ± 29% perf-profile.children.cycles-pp.synthetic_smb_fname
> 0.00 +0.1 0.12 ± 37% perf-profile.children.cycles-pp.tcp_check_space
> 0.00 +0.1 0.12 ± 29% perf-profile.children.cycles-pp.convert_string_error_handle
> 0.00 +0.1 0.12 ± 23% perf-profile.children.cycles-pp.free_extent_buffer
> 0.00 +0.1 0.12 ± 15% perf-profile.children.cycles-pp.__kfree_skb
> 0.00 +0.1 0.12 ± 34% perf-profile.children.cycles-pp.tcp_send_mss
> 0.00 +0.1 0.12 ± 38% perf-profile.children.cycles-pp.pid_revalidate
> 0.06 ± 81% +0.1 0.18 ± 31% perf-profile.children.cycles-pp.generic_permission
> 0.00 +0.1 0.12 ± 54% perf-profile.children.cycles-pp.vfs_getxattr
> 0.07 ± 57% +0.1 0.19 ± 29% perf-profile.children.cycles-pp.__kmalloc_cache_noprof
> 0.00 +0.1 0.12 ± 43% perf-profile.children.cycles-pp.__build_path_from_dentry_optional_prefix
> 0.00 +0.1 0.12 ± 17% perf-profile.children.cycles-pp.btrfs_read_lock_root_node
> 0.01 ±223% +0.1 0.13 ± 37% perf-profile.children.cycles-pp.fdget_raw
> 0.00 +0.1 0.12 ± 27% perf-profile.children.cycles-pp.messaging_send_iov_from
> 0.00 +0.1 0.12 ± 40% perf-profile.children.cycles-pp.next_codepoint_handle
> 0.00 +0.1 0.12 ± 25% perf-profile.children.cycles-pp.smbd_dirptr_get_entry
> 0.00 +0.1 0.13 ± 51% perf-profile.children.cycles-pp.init_stat_ex_from_stat
> 0.00 +0.1 0.13 ± 33% perf-profile.children.cycles-pp.SMB2_open_init
> 0.00 +0.1 0.13 ± 24% perf-profile.children.cycles-pp.btrfs_get_16
> 0.00 +0.1 0.13 ± 27% perf-profile.children.cycles-pp.utf8_to_utf32
> 0.00 +0.1 0.13 ± 24% perf-profile.children.cycles-pp.__btrfs_release_delayed_node
> 0.00 +0.1 0.13 ± 17% perf-profile.children.cycles-pp.btrfs_get_32
> 0.00 +0.1 0.13 ± 29% perf-profile.children.cycles-pp.smb2_setup_request
> 0.00 +0.1 0.13 ± 36% perf-profile.children.cycles-pp.sock_alloc_send_pskb
> 0.00 +0.1 0.13 ± 26% perf-profile.children.cycles-pp.__btrfs_end_transaction
> 0.00 +0.1 0.13 ± 38% perf-profile.children.cycles-pp.sk_reset_timer
> 0.00 +0.1 0.13 ± 25% perf-profile.children.cycles-pp.skb_page_frag_refill
> 0.00 +0.1 0.14 ± 45% perf-profile.children.cycles-pp.btrfs_del_orphan_item
> 0.00 +0.1 0.14 ± 26% perf-profile.children.cycles-pp.getegid
> 0.00 +0.1 0.14 ± 35% perf-profile.children.cycles-pp.path_put
> 0.00 +0.1 0.14 ± 23% perf-profile.children.cycles-pp.proc_fd_link
> 0.00 +0.1 0.14 ± 23% perf-profile.children.cycles-pp.__smb2_plain_req_init
> 0.00 +0.1 0.14 ± 15% perf-profile.children.cycles-pp._talloc_array
> 0.00 +0.1 0.14 ± 35% perf-profile.children.cycles-pp.smb2_reconnect
> 0.00 +0.1 0.14 ± 27% perf-profile.children.cycles-pp.mem_cgroup_charge_skmem
> 0.00 +0.1 0.14 ± 23% perf-profile.children.cycles-pp.sk_page_frag_refill
> 0.00 +0.1 0.14 ± 25% perf-profile.children.cycles-pp._talloc_memdup
> 0.00 +0.1 0.14 ± 19% perf-profile.children.cycles-pp.btrfs_lookup_inode
> 0.00 +0.1 0.14 ± 7% perf-profile.children.cycles-pp.file_free
> 0.00 +0.1 0.15 ± 19% perf-profile.children.cycles-pp.__smb2_find_mid
> 0.00 +0.1 0.15 ± 25% perf-profile.children.cycles-pp.ndr_pull_udlong
> 0.00 +0.1 0.15 ± 37% perf-profile.children.cycles-pp.ndr_push_udlong
> 0.00 +0.1 0.15 ± 26% perf-profile.children.cycles-pp.smbd_smb2_request_done_ex
> 0.00 +0.1 0.15 ± 23% perf-profile.children.cycles-pp.close_file_smb
> 0.00 +0.2 0.15 ± 32% perf-profile.children.cycles-pp.__do_sys_getcwd
> 0.00 +0.2 0.15 ± 23% perf-profile.children.cycles-pp._nettle_chacha_core
> 0.00 +0.2 0.15 ± 31% perf-profile.children.cycles-pp.ndr_push_uint8
> 0.10 ± 69% +0.2 0.25 ± 28% perf-profile.children.cycles-pp.cfree
> 0.00 +0.2 0.16 ± 20% perf-profile.children.cycles-pp.cifs_prime_dcache
> 0.00 +0.2 0.16 ± 24% perf-profile.children.cycles-pp.smbd_smb2_request_process_create
> 0.07 ± 55% +0.2 0.22 ± 38% perf-profile.children.cycles-pp.call_function_single_prep_ipi
> 0.00 +0.2 0.16 ± 17% perf-profile.children.cycles-pp.tcp_event_new_data_sent
> 0.00 +0.2 0.16 ± 13% perf-profile.children.cycles-pp.tdb_parse_record
> 0.14 ± 47% +0.2 0.30 ± 31% perf-profile.children.cycles-pp.__smp_call_single_queue
> 0.02 ±141% +0.2 0.18 ± 28% perf-profile.children.cycles-pp.destroy_inode
> 0.00 +0.2 0.16 ± 20% perf-profile.children.cycles-pp._talloc_set_destructor
> 0.00 +0.2 0.16 ± 14% perf-profile.children.cycles-pp.try_to_unlazy_next
> 0.00 +0.2 0.16 ± 33% perf-profile.children.cycles-pp.ndr_push_expand
> 0.00 +0.2 0.17 ± 35% perf-profile.children.cycles-pp.__import_iovec
> 0.00 +0.2 0.17 ± 28% perf-profile.children.cycles-pp._talloc_pooled_object
> 0.00 +0.2 0.17 ± 28% perf-profile.children.cycles-pp.btrfs_delayed_update_inode
> 0.04 ±115% +0.2 0.20 ± 14% perf-profile.children.cycles-pp.select_idle_sibling
> 0.11 ± 56% +0.2 0.27 ± 20% perf-profile.children.cycles-pp.llist_reverse_order
> 0.00 +0.2 0.17 ± 30% perf-profile.children.cycles-pp._talloc_tos
> 0.00 +0.2 0.17 ± 19% perf-profile.children.cycles-pp.btrfs_lookup_dir_item
> 0.12 ± 70% +0.2 0.29 ± 16% perf-profile.children.cycles-pp.path_init
> 0.03 ±150% +0.2 0.20 ± 17% perf-profile.children.cycles-pp.__radix_tree_lookup
> 0.00 +0.2 0.17 ± 18% perf-profile.children.cycles-pp.__unix_dgram_recvmsg
> 0.00 +0.2 0.17 ± 17% perf-profile.children.cycles-pp.available_idle_cpu
> 0.00 +0.2 0.17 ± 44% perf-profile.children.cycles-pp.smbd_dirptr_lanman2_entry
> 0.00 +0.2 0.17 ± 29% perf-profile.children.cycles-pp.btrfs_match_dir_item_name
> 0.01 ±223% +0.2 0.18 ± 34% perf-profile.children.cycles-pp.memcpy@plt
> 0.00 +0.2 0.18 ± 25% perf-profile.children.cycles-pp.geteuid
> 0.00 +0.2 0.18 ± 36% perf-profile.children.cycles-pp.import_iovec
> 0.00 +0.2 0.18 ± 18% perf-profile.children.cycles-pp._talloc_zero
> 0.00 +0.2 0.18 ± 22% perf-profile.children.cycles-pp.cp_smb_filename
> 0.00 +0.2 0.18 ± 55% perf-profile.children.cycles-pp.napi_consume_skb
> 0.00 +0.2 0.18 ± 41% perf-profile.children.cycles-pp.wait_for_xmitr
> 0.00 +0.2 0.18 ± 31% perf-profile.children.cycles-pp.loopback_xmit
> 0.00 +0.2 0.19 ± 19% perf-profile.children.cycles-pp.skb_attempt_defer_free
> 0.00 +0.2 0.19 ± 34% perf-profile.children.cycles-pp.dev_hard_start_xmit
> 0.00 +0.2 0.19 ± 41% perf-profile.children.cycles-pp.tcp_rcv_space_adjust
> 0.15 ± 18% +0.2 0.35 ± 20% perf-profile.children.cycles-pp.user_path_at
> 0.08 ±104% +0.2 0.27 ± 16% perf-profile.children.cycles-pp.rcu_all_qs
> 0.00 +0.2 0.20 ± 33% perf-profile.children.cycles-pp.ndr_push_uint32
> 0.02 ±142% +0.2 0.22 ± 26% perf-profile.children.cycles-pp.sprintf
> 0.00 +0.2 0.20 ± 21% perf-profile.children.cycles-pp.read_extent_buffer
> 0.00 +0.2 0.20 ± 47% perf-profile.children.cycles-pp.memmove_extent_buffer
> 0.27 ± 42% +0.2 0.48 ± 13% perf-profile.children.cycles-pp.select_task_rq
> 0.00 +0.2 0.20 ± 21% perf-profile.children.cycles-pp.btrfs_free_path
> 0.00 +0.2 0.20 ± 7% perf-profile.children.cycles-pp.btrfs_dirty_inode
> 0.16 ± 23% +0.2 0.38 ± 31% perf-profile.children.cycles-pp.ttwu_queue_wakelist
> 0.00 +0.2 0.22 ± 18% perf-profile.children.cycles-pp.cifs_filldir
> 0.00 +0.2 0.22 ± 28% perf-profile.children.cycles-pp.lock_sock_nested
> 0.00 +0.2 0.22 ± 23% perf-profile.children.cycles-pp.btrfs_update_inode
> 0.00 +0.2 0.22 ± 25% perf-profile.children.cycles-pp.debuglevel_get_class@plt
> 0.00 +0.2 0.23 ± 27% perf-profile.children.cycles-pp.btrfs_insert_empty_items
> 0.00 +0.2 0.23 ± 19% perf-profile.children.cycles-pp.btrfs_set_token_32
> 0.00 +0.2 0.23 ± 32% perf-profile.children.cycles-pp.fgetxattr
> 0.00 +0.2 0.24 ± 14% perf-profile.children.cycles-pp.find_extent_buffer_nolock
> 0.00 +0.2 0.24 ± 24% perf-profile.children.cycles-pp.__alloc_skb
> 0.00 +0.2 0.24 ± 24% perf-profile.children.cycles-pp.tevent_common_invoke_fd_handler
> 0.08 ± 57% +0.2 0.32 ± 20% perf-profile.children.cycles-pp._copy_to_user
> 0.00 +0.2 0.24 ± 23% perf-profile.children.cycles-pp.btrfs_get_token_32
> 0.00 +0.2 0.24 ± 32% perf-profile.children.cycles-pp.sock_poll
> 0.00 +0.2 0.24 ± 29% perf-profile.children.cycles-pp.getcwd
> 0.00 +0.3 0.25 ± 13% perf-profile.children.cycles-pp.__libc_fcntl64
> 0.06 ±115% +0.3 0.31 ± 16% perf-profile.children.cycles-pp.complete_walk
> 0.07 ±108% +0.3 0.32 ± 14% perf-profile.children.cycles-pp.vfs_fstat
> 0.00 +0.3 0.26 ± 11% perf-profile.children.cycles-pp.cifsConvertToUTF16
> 0.00 +0.3 0.26 ± 17% perf-profile.children.cycles-pp.start_transaction
> 0.00 +0.3 0.26 ± 14% perf-profile.children.cycles-pp.__inet6_lookup_established
> 0.04 ±165% +0.3 0.30 ± 11% perf-profile.children.cycles-pp._copy_from_iter
> 0.00 +0.3 0.26 ± 24% perf-profile.children.cycles-pp.messaging_send_iov
> 0.04 ±115% +0.3 0.30 ± 21% perf-profile.children.cycles-pp.proc_self_get_link
> 0.00 +0.3 0.26 ± 19% perf-profile.children.cycles-pp.release_sock
> 0.00 +0.3 0.26 ± 22% perf-profile.children.cycles-pp.proc_pid_get_link
> 0.00 +0.3 0.27 ± 29% perf-profile.children.cycles-pp.btrfs_insert_orphan_item
> 0.00 +0.3 0.27 ± 18% perf-profile.children.cycles-pp.simple_copy_to_iter
> 0.00 +0.3 0.28 ± 33% perf-profile.children.cycles-pp.skb_release_data
> 0.00 +0.3 0.28 ± 16% perf-profile.children.cycles-pp.__inet6_lookup_skb
> 0.00 +0.3 0.28 ± 29% perf-profile.children.cycles-pp.btrfs_orphan_add
> 0.00 +0.3 0.28 ± 24% perf-profile.children.cycles-pp._talloc_get_type_abort
> 0.00 +0.3 0.28 ± 20% perf-profile.children.cycles-pp.btrfs_release_path
> 0.29 ± 29% +0.3 0.57 ± 17% perf-profile.children.cycles-pp.check_heap_object
> 0.00 +0.3 0.30 ± 31% perf-profile.children.cycles-pp.copy_msghdr_from_user
> 0.00 +0.3 0.30 ± 16% perf-profile.children.cycles-pp.smbd_smb2_request_dispatch
> 0.00 +0.3 0.30 ± 12% perf-profile.children.cycles-pp.skb_do_copy_data_nocache
> 0.00 +0.3 0.31 ± 17% perf-profile.children.cycles-pp.posix_lock_inode
> 0.00 +0.3 0.31 ± 29% perf-profile.children.cycles-pp.tcp_stream_alloc_skb
> 0.00 +0.3 0.31 ± 29% perf-profile.children.cycles-pp.__do_sys_setgroups
> 0.00 +0.3 0.32 ± 26% perf-profile.children.cycles-pp._talloc_free
> 0.00 +0.3 0.32 ± 14% perf-profile.children.cycles-pp.btrfs_getattr
> 0.40 ± 41% +0.3 0.73 ± 9% perf-profile.children.cycles-pp.__d_lookup_rcu
> 0.25 ± 51% +0.3 0.58 ± 13% perf-profile.children.cycles-pp.schedule_timeout
> 0.04 ±109% +0.3 0.37 ± 26% perf-profile.children.cycles-pp.__x64_sys_chdir
> 0.00 +0.3 0.34 ± 16% perf-profile.children.cycles-pp.find_extent_buffer
> 0.08 ± 66% +0.3 0.43 ± 34% perf-profile.children.cycles-pp.poll_idle
> 0.17 ± 45% +0.3 0.52 ± 9% perf-profile.children.cycles-pp.inode_permission
> 0.00 +0.3 0.35 ± 30% perf-profile.children.cycles-pp.ep_item_poll
> 0.02 ±142% +0.3 0.37 ± 24% perf-profile.children.cycles-pp.cp_new_stat
> 0.01 ±223% +0.4 0.36 ± 12% perf-profile.children.cycles-pp.vfs_statx_path
> 0.10 ± 93% +0.4 0.45 ± 21% perf-profile.children.cycles-pp.entry_SYSRETQ_unsafe_stack
> 0.00 +0.4 0.37 ± 24% perf-profile.children.cycles-pp.tdb_jenkins_hash
> 0.28 ± 34% +0.4 0.66 ± 9% perf-profile.children.cycles-pp.malloc
> 0.00 +0.4 0.40 ± 31% perf-profile.children.cycles-pp.btrfs_bin_search
> 0.00 +0.4 0.42 ± 29% perf-profile.children.cycles-pp.memcpy_extent_buffer
> 0.00 +0.4 0.43 ± 17% perf-profile.children.cycles-pp._raw_spin_lock_bh
> 0.00 +0.4 0.44 ± 14% perf-profile.children.cycles-pp.fcntl_setlk
> 0.01 ±223% +0.4 0.45 ± 17% perf-profile.children.cycles-pp.ep_autoremove_wake_function
> 0.00 +0.4 0.45 ± 16% perf-profile.children.cycles-pp.debuglevel_get_class
> 0.44 ± 27% +0.5 0.90 ± 10% perf-profile.children.cycles-pp.__check_object_size
> 0.00 +0.5 0.46 ± 22% perf-profile.children.cycles-pp.tcp_clean_rtx_queue
> 0.00 +0.5 0.47 ± 16% perf-profile.children.cycles-pp.cifs_strndup_to_utf16
> 0.00 +0.5 0.48 ± 16% perf-profile.children.cycles-pp.cifs_convert_path_to_utf16
> 0.00 +0.5 0.48 ± 24% perf-profile.children.cycles-pp.unix_dgram_sendmsg
> 0.29 ± 42% +0.5 0.77 ± 11% perf-profile.children.cycles-pp.strncpy_from_user
> 0.00 +0.5 0.49 ± 21% perf-profile.children.cycles-pp.btrfs_truncate_inode_items
> 0.00 +0.5 0.50 ± 12% perf-profile.children.cycles-pp.do_fcntl
> 0.00 +0.5 0.50 ± 17% perf-profile.children.cycles-pp.wait_woken
> 0.00 +0.5 0.50 ± 15% perf-profile.children.cycles-pp.btrfs_listxattr
> 0.00 +0.5 0.51 ± 21% perf-profile.children.cycles-pp.standard_receive3
> 0.00 +0.5 0.52 ± 22% perf-profile.children.cycles-pp.chdir
> 0.19 ± 26% +0.5 0.71 ± 15% perf-profile.children.cycles-pp.entry_SYSCALL_64
> 0.82 ± 29% +0.5 1.35 ± 12% perf-profile.children.cycles-pp.try_to_block_task
> 0.00 +0.5 0.54 ± 14% perf-profile.children.cycles-pp.__wake_up_sync
> 0.00 +0.5 0.54 ± 21% perf-profile.children.cycles-pp.__do_sys_openat2
> 0.02 ±223% +0.6 0.57 ± 14% perf-profile.children.cycles-pp.__x64_sys_fcntl
> 0.00 +0.6 0.58 ± 25% perf-profile.children.cycles-pp.read_block_for_search
> 0.00 +0.6 0.60 ± 13% perf-profile.children.cycles-pp.__memmove
> 0.00 +0.6 0.60 ± 26% perf-profile.children.cycles-pp.ep_send_events
> 0.00 +0.6 0.61 ± 20% perf-profile.children.cycles-pp.btrfs_real_readdir
> 0.35 ± 31% +0.6 0.98 ± 16% perf-profile.children.cycles-pp.clear_bhb_loop
> 0.00 +0.6 0.64 ± 26% perf-profile.children.cycles-pp.__write_extent_buffer
> 0.70 ± 26% +0.6 1.34 ± 5% perf-profile.children.cycles-pp.lookup_fast
> 0.00 +0.6 0.65 ± 12% perf-profile.children.cycles-pp.__btrfs_update_delayed_inode
> 0.40 ± 34% +0.7 1.05 ± 9% perf-profile.children.cycles-pp.getname_flags
> 0.56 ± 34% +0.7 1.23 ± 5% perf-profile.children.cycles-pp.step_into
> 0.00 +0.7 0.67 ± 16% perf-profile.children.cycles-pp.sk_wait_data
> 0.01 ±223% +0.7 0.68 ± 10% perf-profile.children.cycles-pp.ep_poll_callback
> 0.00 +0.7 0.70 ± 21% perf-profile.children.cycles-pp.tcp_ack
> 0.00 +0.7 0.72 ± 20% perf-profile.children.cycles-pp.wait_for_response
> 0.00 +0.7 0.72 ± 37% perf-profile.children.cycles-pp.devkmsg_emit
> 0.00 +0.7 0.72 ± 37% perf-profile.children.cycles-pp.devkmsg_write
> 0.18 ± 50% +0.7 0.92 ± 10% perf-profile.children.cycles-pp.pick_link
> 0.00 +0.7 0.74 ± 13% perf-profile.children.cycles-pp.sock_sendmsg
> 0.00 +0.8 0.75 ± 12% perf-profile.children.cycles-pp.btrfs_commit_inode_delayed_inode
> 0.00 +0.8 0.75 ± 13% perf-profile.children.cycles-pp.smb_send_kvec
> 0.00 +0.8 0.78 ± 13% perf-profile.children.cycles-pp.__skb_datagram_iter
> 0.87 ± 23% +0.8 1.65 ± 7% perf-profile.children.cycles-pp.sched_ttwu_pending
> 0.00 +0.8 0.80 ± 13% perf-profile.children.cycles-pp.skb_copy_datagram_iter
> 0.00 +0.8 0.81 ± 27% perf-profile.children.cycles-pp.btrfs_lookup_xattr
> 0.24 ± 45% +0.9 1.16 ± 5% perf-profile.children.cycles-pp.__wake_up_common
> 1.06 ± 12% +0.9 1.99 ± 7% perf-profile.children.cycles-pp.__flush_smp_call_function_queue
> 0.25 ± 31% +1.0 1.22 ± 8% perf-profile.children.cycles-pp.__wake_up_sync_key
> 0.00 +1.0 1.03 ± 12% perf-profile.children.cycles-pp.__btrfs_unlink_inode
> 0.54 ± 35% +1.1 1.62 ± 6% perf-profile.children.cycles-pp.vfs_statx
> 0.00 +1.1 1.08 ± 25% perf-profile.children.cycles-pp.btrfs_getxattr
> 0.00 +1.1 1.09 ± 13% perf-profile.children.cycles-pp.__SMB2_close
> 0.00 +1.1 1.12 ± 14% perf-profile.children.cycles-pp.cifs_closedir
> 0.00 +1.1 1.15 ± 13% perf-profile.children.cycles-pp.SMB2_query_directory
> 0.00 +1.2 1.16 ± 23% perf-profile.children.cycles-pp.__vfs_getxattr
> 0.00 +1.2 1.17 ± 13% perf-profile.children.cycles-pp.find_cifs_entry
> 0.00 +1.2 1.18 ± 9% perf-profile.children.cycles-pp.____sys_recvmsg
> 0.00 +1.2 1.18 ± 16% perf-profile.children.cycles-pp.syscall
> 0.00 +1.2 1.18 ± 9% perf-profile.children.cycles-pp.sock_def_readable
> 0.00 +1.3 1.28 ± 10% perf-profile.children.cycles-pp.path_listxattrat
> 0.00 +1.3 1.35 ± 9% perf-profile.children.cycles-pp.___sys_recvmsg
> 0.00 +1.4 1.38 ± 8% perf-profile.children.cycles-pp.btrfs_del_items
> 0.00 +1.4 1.39 ± 8% perf-profile.children.cycles-pp.__sys_recvmsg
> 0.02 ±141% +1.4 1.43 ± 26% perf-profile.children.cycles-pp.schedule_hrtimeout_range
> 0.12 ± 63% +1.5 1.63 ± 10% perf-profile.children.cycles-pp.__close_nocancel
> 0.00 +1.5 1.53 ± 21% perf-profile.children.cycles-pp.do_getxattr
> 0.67 ± 34% +1.6 2.22 ± 5% perf-profile.children.cycles-pp.vfs_fstatat
> 0.00 +1.6 1.57 ± 10% perf-profile.children.cycles-pp.smb2_query_dir_first
> 0.00 +1.6 1.59 ± 10% perf-profile.children.cycles-pp._initiate_cifs_search
> 0.00 +1.6 1.61 ± 10% perf-profile.children.cycles-pp.recvmsg
> 0.00 +1.6 1.63 ± 18% perf-profile.children.cycles-pp.btrfs_search_slot
> 0.00 +1.7 1.66 ± 13% perf-profile.children.cycles-pp.btrfs_rmdir
> 0.00 +1.7 1.73 ± 8% perf-profile.children.cycles-pp.btrfs_evict_inode
> 0.00 +1.7 1.74 ± 9% perf-profile.children.cycles-pp.smb2_rmdir
> 0.00 +1.8 1.76 ± 10% perf-profile.children.cycles-pp.smb2_compound_op
> 0.00 +1.8 1.80 ± 10% perf-profile.children.cycles-pp.cifs_rmdir
> 0.00 +1.8 1.82 ± 13% perf-profile.children.cycles-pp.openat64
> 0.02 ±223% +1.9 1.89 ± 8% perf-profile.children.cycles-pp.evict
> 0.00 +1.9 1.91 ± 14% perf-profile.children.cycles-pp.cifs_readv_from_socket
> 0.26 ± 73% +1.9 2.18 ± 7% perf-profile.children.cycles-pp.__dentry_kill
> 0.00 +2.0 1.95 ± 14% perf-profile.children.cycles-pp.cifs_read_from_socket
> 0.00 +2.0 1.99 ± 11% perf-profile.children.cycles-pp.listxattr
> 0.00 +2.1 2.06 ± 12% perf-profile.children.cycles-pp.cifs_send_recv
> 0.00 +2.1 2.14 ± 12% perf-profile.children.cycles-pp.tcp_rcv_established
> 0.00 +2.2 2.15 ± 12% perf-profile.children.cycles-pp.tcp_v6_do_rcv
> 0.76 ± 30% +2.2 2.93 ± 7% perf-profile.children.cycles-pp.__do_sys_newfstatat
> 0.01 ±223% +2.2 2.19 ± 25% perf-profile.children.cycles-pp.ep_poll
> 0.46 ± 32% +2.2 2.65 ± 6% perf-profile.children.cycles-pp.dput
> 0.01 ±223% +2.2 2.26 ± 25% perf-profile.children.cycles-pp.do_epoll_wait
> 0.00 +2.3 2.31 ± 10% perf-profile.children.cycles-pp.tcp_sock_set_cork
> 0.01 ±223% +2.3 2.34 ± 25% perf-profile.children.cycles-pp.__x64_sys_epoll_wait
> 0.00 +2.4 2.36 ± 13% perf-profile.children.cycles-pp.tcp_recvmsg_locked
> 0.00 +2.6 2.56 ± 11% perf-profile.children.cycles-pp.tcp_recvmsg
> 0.00 +2.6 2.58 ± 11% perf-profile.children.cycles-pp.inet6_recvmsg
> 0.00 +2.6 2.62 ± 11% perf-profile.children.cycles-pp.tcp_v6_rcv
> 0.21 ± 29% +2.7 2.89 ± 8% perf-profile.children.cycles-pp.__close
> 0.00 +2.7 2.68 ± 12% perf-profile.children.cycles-pp.ip6_protocol_deliver_rcu
> 0.00 +2.7 2.69 ± 12% perf-profile.children.cycles-pp.ip6_input_finish
> 0.00 +2.7 2.72 ± 14% perf-profile.children.cycles-pp.cifs_demultiplex_thread
> 0.74 ± 34% +2.8 3.53 ± 6% perf-profile.children.cycles-pp.filename_lookup
> 0.00 +2.8 2.79 ± 10% perf-profile.children.cycles-pp.sock_recvmsg
> 0.00 +2.8 2.80 ± 12% perf-profile.children.cycles-pp.__netif_receive_skb_one_core
> 0.02 ±141% +2.8 2.84 ± 12% perf-profile.children.cycles-pp.__napi_poll
> 0.00 +2.8 2.84 ± 12% perf-profile.children.cycles-pp.process_backlog
> 0.03 ±150% +2.8 2.86 ± 22% perf-profile.children.cycles-pp.epoll_wait
> 0.00 +3.0 2.99 ± 13% perf-profile.children.cycles-pp.filename_getxattr
> 0.00 +3.1 3.14 ± 10% perf-profile.children.cycles-pp.cifs_readdir
> 0.74 ± 33% +3.2 3.96 ± 6% perf-profile.children.cycles-pp.path_lookupat
> 0.00 +3.3 3.26 ± 10% perf-profile.children.cycles-pp.__smb_send_rqst
> 0.00 +3.3 3.28 ± 10% perf-profile.children.cycles-pp.smb_send_rqst
> 0.02 ±141% +3.3 3.34 ± 14% perf-profile.children.cycles-pp.net_rx_action
> 0.00 +3.4 3.36 ± 13% perf-profile.children.cycles-pp.path_getxattrat
> 0.27 ± 29% +3.4 3.64 ± 8% perf-profile.children.cycles-pp.__fput
> 0.00 +3.4 3.40 ± 13% perf-profile.children.cycles-pp.getxattr
> 0.39 ± 31% +3.4 3.84 ± 10% perf-profile.children.cycles-pp.fstatat64
> 0.00 +3.6 3.61 ± 14% perf-profile.children.cycles-pp.__local_bh_enable_ip
> 0.00 +3.8 3.80 ± 10% perf-profile.children.cycles-pp.vfs_rmdir
> 0.26 ± 29% +3.8 4.08 ± 8% perf-profile.children.cycles-pp.__x64_sys_close
> 0.00 +3.9 3.92 ± 15% perf-profile.children.cycles-pp.__dev_queue_xmit
> 0.00 +4.0 4.01 ± 11% perf-profile.children.cycles-pp.do_rmdir
> 0.00 +4.0 4.02 ± 16% perf-profile.children.cycles-pp.ip6_finish_output2
> 0.00 +4.1 4.06 ± 11% perf-profile.children.cycles-pp.__x64_sys_unlinkat
> 0.00 +4.1 4.10 ± 12% perf-profile.children.cycles-pp.iterate_dir
> 0.00 +4.1 4.11 ± 16% perf-profile.children.cycles-pp.ip6_finish_output
> 0.00 +4.2 4.18 ± 11% perf-profile.children.cycles-pp.__x64_sys_getdents64
> 0.00 +4.2 4.20 ± 11% perf-profile.children.cycles-pp.unlinkat
> 0.00 +4.2 4.24 ± 15% perf-profile.children.cycles-pp.ip6_xmit
> 0.00 +4.4 4.40 ± 15% perf-profile.children.cycles-pp.inet6_csk_xmit
> 0.00 +4.4 4.42 ± 15% perf-profile.children.cycles-pp.tcp_sendmsg_locked
> 0.00 +4.5 4.46 ± 15% perf-profile.children.cycles-pp.____sys_sendmsg
> 0.00 +4.5 4.47 ± 12% perf-profile.children.cycles-pp.getdents64
> 0.00 +4.5 4.54 ± 10% perf-profile.children.cycles-pp.compound_send_recv
> 0.00 +4.6 4.62 ± 15% perf-profile.children.cycles-pp.tcp_sendmsg
> 0.00 +4.7 4.66 ± 16% perf-profile.children.cycles-pp.___sys_sendmsg
> 0.00 +4.7 4.70 ± 17% perf-profile.children.cycles-pp.__sys_sendmsg
> 0.00 +4.8 4.82 ± 14% perf-profile.children.cycles-pp.__tcp_transmit_skb
> 0.00 +4.9 4.94 ± 16% perf-profile.children.cycles-pp.sendmsg
> 0.00 +5.4 5.36 ± 13% perf-profile.children.cycles-pp.tcp_write_xmit
> 0.00 +5.4 5.38 ± 13% perf-profile.children.cycles-pp.__tcp_push_pending_frames
> 30.83 ± 3% +10.0 40.86 ± 2% perf-profile.children.cycles-pp.do_syscall_64
> 30.92 ± 3% +10.2 41.08 ± 2% perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe
> 16.14 ± 8% -3.7 12.40 ± 4% perf-profile.self.cycles-pp.intel_idle
> 2.82 ± 22% -2.0 0.86 ± 30% perf-profile.self.cycles-pp.update_sg_lb_stats
> 1.57 ± 18% -1.1 0.44 ± 30% perf-profile.self.cycles-pp.cpuidle_enter_state
> 1.30 ± 25% -1.1 0.20 ± 78% perf-profile.self.cycles-pp.native_queued_spin_lock_slowpath
> 1.11 ± 12% -0.7 0.42 ± 15% perf-profile.self.cycles-pp.idle_cpu
> 0.92 ± 24% -0.6 0.29 ± 44% perf-profile.self.cycles-pp.delay_tsc
> 0.77 ± 22% -0.5 0.24 ± 50% perf-profile.self.cycles-pp.next_uptodate_folio
> 0.66 ± 55% -0.5 0.16 ± 34% perf-profile.self.cycles-pp.update_sg_wakeup_stats
> 0.62 ± 32% -0.4 0.20 ± 51% perf-profile.self.cycles-pp.native_irq_return_iret
> 0.52 ± 17% -0.4 0.11 ± 34% perf-profile.self.cycles-pp.fold_vm_zone_numa_events
> 0.56 ± 20% -0.4 0.16 ± 34% perf-profile.self.cycles-pp.vma_interval_tree_insert
> 0.50 ± 16% -0.4 0.10 ± 59% perf-profile.self.cycles-pp.filemap_map_pages
> 0.94 ± 31% -0.4 0.58 ± 9% perf-profile.self.cycles-pp.menu_select
> 0.41 ± 27% -0.4 0.04 ±100% perf-profile.self.cycles-pp.run_posix_cpu_timers
> 0.38 ± 32% -0.3 0.04 ±101% perf-profile.self.cycles-pp.read_counters
> 0.38 ± 43% -0.3 0.05 ± 75% perf-profile.self.cycles-pp.strnlen_user
> 0.61 ± 29% -0.3 0.28 ± 11% perf-profile.self.cycles-pp.update_rq_clock
> 0.40 ± 31% -0.3 0.09 ± 31% perf-profile.self.cycles-pp.lapic_next_deadline
> 0.36 ± 17% -0.3 0.06 ± 73% perf-profile.self.cycles-pp._IO_fwrite
> 0.39 ± 29% -0.3 0.12 ± 41% perf-profile.self.cycles-pp.sync_regs
> 0.30 ± 51% -0.3 0.05 ± 79% perf-profile.self.cycles-pp.evlist__id2sid
> 0.33 ± 24% -0.2 0.09 ± 35% perf-profile.self.cycles-pp.zap_present_ptes
> 0.30 ± 33% -0.2 0.07 ± 22% perf-profile.self.cycles-pp.rb_next
> 0.30 ± 31% -0.2 0.07 ± 56% perf-profile.self.cycles-pp.fdget_pos
> 0.38 ± 30% -0.2 0.17 ± 40% perf-profile.self.cycles-pp.update_load_avg
> 0.34 ± 26% -0.2 0.13 ± 44% perf-profile.self.cycles-pp._find_next_and_bit
> 0.29 ± 23% -0.2 0.09 ± 52% perf-profile.self.cycles-pp.cpu_util
> 0.27 ± 37% -0.2 0.06 ± 76% perf-profile.self.cycles-pp.tsc_verify_tsc_adjust
> 0.26 ± 31% -0.2 0.05 ± 76% perf-profile.self.cycles-pp.__hrtimer_next_event_base
> 0.26 ± 56% -0.2 0.06 ± 14% perf-profile.self.cycles-pp.tick_check_oneshot_broadcast_this_cpu
> 0.29 ± 21% -0.2 0.10 ± 20% perf-profile.self.cycles-pp.sched_balance_newidle
> 0.26 ± 41% -0.2 0.08 ±103% perf-profile.self.cycles-pp.get_jiffies_update
> 0.21 ± 41% -0.2 0.03 ±111% perf-profile.self.cycles-pp.error_entry
> 0.29 ± 35% -0.2 0.11 ± 19% perf-profile.self.cycles-pp.update_irq_load_avg
> 0.23 ± 26% -0.2 0.06 ± 87% perf-profile.self.cycles-pp.__percpu_counter_sum
> 0.26 ± 23% -0.2 0.09 ± 22% perf-profile.self.cycles-pp.get_cpu_device
> 0.21 ± 48% -0.2 0.04 ±118% perf-profile.self.cycles-pp.check_cpu_stall
> 0.20 ± 25% -0.2 0.03 ±101% perf-profile.self.cycles-pp.irqtime_account_process_tick
> 0.23 ± 29% -0.2 0.08 ± 49% perf-profile.self.cycles-pp.ct_kernel_enter
> 0.24 ± 31% -0.2 0.09 ± 50% perf-profile.self.cycles-pp.down_write
> 0.21 ± 35% -0.1 0.06 ± 81% perf-profile.self.cycles-pp.sysvec_apic_timer_interrupt
> 0.20 ± 37% -0.1 0.06 ± 74% perf-profile.self.cycles-pp.mas_walk
> 0.17 ± 26% -0.1 0.03 ±102% perf-profile.self.cycles-pp.menu_reflect
> 0.22 ± 56% -0.1 0.08 ± 33% perf-profile.self.cycles-pp._raw_spin_lock_irq
> 0.25 ± 33% -0.1 0.12 ± 16% perf-profile.self.cycles-pp.mutex_unlock
> 0.22 ± 30% -0.1 0.09 ± 48% perf-profile.self.cycles-pp.arch_scale_freq_tick
> 0.17 ± 55% -0.1 0.05 ± 79% perf-profile.self.cycles-pp.obj_cgroup_charge
> 0.16 ± 31% -0.1 0.04 ±106% perf-profile.self.cycles-pp.pick_task_fair
> 0.20 ± 27% -0.1 0.09 ± 26% perf-profile.self.cycles-pp.__get_user_8
> 0.15 ± 32% -0.1 0.04 ± 80% perf-profile.self.cycles-pp.folios_put_refs
> 0.16 ± 24% -0.1 0.06 ± 51% perf-profile.self.cycles-pp.cpuidle_not_available
> 0.21 ± 31% -0.1 0.10 ± 13% perf-profile.self.cycles-pp.up_write
> 0.19 ± 39% -0.1 0.08 ± 55% perf-profile.self.cycles-pp._nohz_idle_balance
> 0.12 ± 48% -0.1 0.04 ± 72% perf-profile.self.cycles-pp.rcu_nocb_flush_deferred_wakeup
> 0.12 ± 20% -0.1 0.07 ± 71% perf-profile.self.cycles-pp.ct_kernel_exit_state
> 0.04 ± 70% +0.0 0.08 ± 16% perf-profile.self.cycles-pp.fdget
> 0.02 ±141% +0.1 0.07 ± 26% perf-profile.self.cycles-pp.check_stack_object
> 0.02 ±141% +0.1 0.08 ± 17% perf-profile.self.cycles-pp.pick_link
> 0.02 ±141% +0.1 0.08 ± 29% perf-profile.self.cycles-pp.__errno_location
> 0.01 ±223% +0.1 0.07 ± 16% perf-profile.self.cycles-pp.mntput_no_expire
> 0.01 ±223% +0.1 0.07 ± 32% perf-profile.self.cycles-pp.schedule_idle
> 0.00 +0.1 0.06 ± 23% perf-profile.self.cycles-pp.ndr_pull_xattr_DosInfo
> 0.00 +0.1 0.06 ± 27% perf-profile.self.cycles-pp._tevent_loop_once
> 0.00 +0.1 0.07 ± 30% perf-profile.self.cycles-pp.sock_poll
> 0.00 +0.1 0.07 ± 14% perf-profile.self.cycles-pp.vfs_stat_fsp
> 0.01 ±223% +0.1 0.08 ± 33% perf-profile.self.cycles-pp.__mod_timer
> 0.00 +0.1 0.07 ± 37% perf-profile.self.cycles-pp.tcp_schedule_loss_probe
> 0.00 +0.1 0.08 ± 35% perf-profile.self.cycles-pp.__local_bh_enable_ip
> 0.00 +0.1 0.08 ± 34% perf-profile.self.cycles-pp.memset@plt
> 0.07 ± 27% +0.1 0.15 ± 26% perf-profile.self.cycles-pp.__check_object_size
> 0.00 +0.1 0.08 ± 38% perf-profile.self.cycles-pp.btrfs_del_items
> 0.00 +0.1 0.09 ± 18% perf-profile.self.cycles-pp._raw_read_lock_irqsave
> 0.00 +0.1 0.09 ± 24% perf-profile.self.cycles-pp.ip6_finish_output
> 0.00 +0.1 0.09 ± 53% perf-profile.self.cycles-pp.ip6_finish_output2
> 0.00 +0.1 0.09 ± 41% perf-profile.self.cycles-pp.ndr_pull_uint32
> 0.02 ±142% +0.1 0.11 ± 22% perf-profile.self.cycles-pp.cpus_share_cache
> 0.00 +0.1 0.09 ± 27% perf-profile.self.cycles-pp.smbd_smb2_request_process_query_directory
> 0.00 +0.1 0.09 ± 30% perf-profile.self.cycles-pp.__smb2_find_mid
> 0.00 +0.1 0.09 ± 28% perf-profile.self.cycles-pp.read_extent_buffer
> 0.00 +0.1 0.09 ± 15% perf-profile.self.cycles-pp.release_extent_buffer
> 0.00 +0.1 0.09 ± 30% perf-profile.self.cycles-pp.synthetic_smb_fname
> 0.00 +0.1 0.09 ± 42% perf-profile.self.cycles-pp.unlock_up
> 0.02 ±142% +0.1 0.11 ± 26% perf-profile.self.cycles-pp.lookup_fast
> 0.00 +0.1 0.10 ± 18% perf-profile.self.cycles-pp.close_file_smb
> 0.02 ±142% +0.1 0.11 ± 45% perf-profile.self.cycles-pp.putname
> 0.09 ± 76% +0.1 0.18 ± 16% perf-profile.self.cycles-pp.__legitimize_mnt
> 0.00 +0.1 0.10 ± 19% perf-profile.self.cycles-pp.start_transaction
> 0.00 +0.1 0.10 ± 24% perf-profile.self.cycles-pp._talloc_get_type_abort@plt
> 0.00 +0.1 0.10 ± 39% perf-profile.self.cycles-pp.next_codepoint_handle_ext
> 0.04 ± 71% +0.1 0.14 ± 32% perf-profile.self.cycles-pp.vfs_getattr_nosec
> 0.00 +0.1 0.10 ± 25% perf-profile.self.cycles-pp._talloc_set_destructor
> 0.00 +0.1 0.10 ± 40% perf-profile.self.cycles-pp.next_codepoint_handle
> 0.00 +0.1 0.10 ± 26% perf-profile.self.cycles-pp._talloc_array
> 0.00 +0.1 0.11 ± 32% perf-profile.self.cycles-pp._talloc_memdup
> 0.00 +0.1 0.11 ± 27% perf-profile.self.cycles-pp.convert_string_error_handle
> 0.00 +0.1 0.11 ± 22% perf-profile.self.cycles-pp.ip6_xmit
> 0.00 +0.1 0.11 ± 33% perf-profile.self.cycles-pp.smbd_dirptr_get_entry
> 0.05 ± 82% +0.1 0.16 ± 31% perf-profile.self.cycles-pp.generic_permission
> 0.00 +0.1 0.11 ± 34% perf-profile.self.cycles-pp.ndr_push_uint8
> 0.01 ±223% +0.1 0.12 ± 34% perf-profile.self.cycles-pp.fdget_raw
> 0.00 +0.1 0.11 ± 37% perf-profile.self.cycles-pp.tcp_check_space
> 0.11 ± 40% +0.1 0.22 ± 25% perf-profile.self.cycles-pp.inode_permission
> 0.06 ± 80% +0.1 0.17 ± 43% perf-profile.self.cycles-pp.step_into
> 0.00 +0.1 0.12 ± 33% perf-profile.self.cycles-pp.utf8_to_utf32
> 0.00 +0.1 0.12 ± 21% perf-profile.self.cycles-pp.__smb_send_rqst
> 0.00 +0.1 0.12 ± 30% perf-profile.self.cycles-pp.btrfs_get_16
> 0.00 +0.1 0.12 ± 13% perf-profile.self.cycles-pp.btrfs_get_32
> 0.00 +0.1 0.12 ± 40% perf-profile.self.cycles-pp.tcp_write_xmit
> 0.00 +0.1 0.12 ± 30% perf-profile.self.cycles-pp._talloc_pooled_object
> 0.00 +0.1 0.12 ± 22% perf-profile.self.cycles-pp.ndr_pull_udlong
> 0.00 +0.1 0.12 ± 23% perf-profile.self.cycles-pp.cifsConvertToUTF16
> 0.01 ±223% +0.1 0.14 ± 34% perf-profile.self.cycles-pp.memcpy@plt
> 0.00 +0.1 0.13 ± 22% perf-profile.self.cycles-pp.skb_page_frag_refill
> 0.00 +0.1 0.13 ± 19% perf-profile.self.cycles-pp.btrfs_getattr
> 0.00 +0.1 0.13 ± 39% perf-profile.self.cycles-pp.smbd_smb2_request_process_create
> 0.00 +0.1 0.13 ± 44% perf-profile.self.cycles-pp.tcp_ack
> 0.00 +0.1 0.14 ± 34% perf-profile.self.cycles-pp.ndr_push_expand
> 0.00 +0.1 0.14 ± 21% perf-profile.self.cycles-pp.tdb_parse_record
> 0.08 ± 91% +0.1 0.21 ± 20% perf-profile.self.cycles-pp.try_to_wake_up
> 0.00 +0.1 0.14 ± 16% perf-profile.self.cycles-pp._talloc_zero
> 0.00 +0.1 0.14 ± 25% perf-profile.self.cycles-pp.smbd_smb2_request_done_ex
> 0.00 +0.1 0.14 ± 26% perf-profile.self.cycles-pp._nettle_chacha_core
> 0.26 ± 27% +0.1 0.40 ± 8% perf-profile.self.cycles-pp.__schedule
> 0.00 +0.2 0.15 ± 24% perf-profile.self.cycles-pp.cp_smb_filename
> 0.00 +0.2 0.15 ± 41% perf-profile.self.cycles-pp.smbd_dirptr_lanman2_entry
> 0.00 +0.2 0.15 ± 25% perf-profile.self.cycles-pp.tcp_clean_rtx_queue
> 0.00 +0.2 0.16 ± 33% perf-profile.self.cycles-pp.ndr_push_uint32
> 0.05 ± 84% +0.2 0.20 ± 11% perf-profile.self.cycles-pp.rcu_all_qs
> 0.00 +0.2 0.16 ± 21% perf-profile.self.cycles-pp.skb_attempt_defer_free
> 0.07 ± 55% +0.2 0.22 ± 39% perf-profile.self.cycles-pp.call_function_single_prep_ipi
> 0.00 +0.2 0.16 ± 24% perf-profile.self.cycles-pp.tcp_rcv_established
> 0.11 ± 56% +0.2 0.27 ± 21% perf-profile.self.cycles-pp.llist_reverse_order
> 0.00 +0.2 0.16 ± 17% perf-profile.self.cycles-pp.available_idle_cpu
> 0.03 ±150% +0.2 0.20 ± 21% perf-profile.self.cycles-pp.__radix_tree_lookup
> 0.00 +0.2 0.17 ± 25% perf-profile.self.cycles-pp.fstatat64
> 0.00 +0.2 0.17 ± 22% perf-profile.self.cycles-pp.debuglevel_get_class@plt
> 0.06 ± 81% +0.2 0.24 ± 33% perf-profile.self.cycles-pp.link_path_walk
> 0.00 +0.2 0.18 ± 26% perf-profile.self.cycles-pp.__tcp_transmit_skb
> 0.12 ± 62% +0.2 0.31 ± 19% perf-profile.self.cycles-pp.__cond_resched
> 0.00 +0.2 0.19 ± 39% perf-profile.self.cycles-pp._talloc_get_type_abort
> 0.00 +0.2 0.19 ± 26% perf-profile.self.cycles-pp.__skb_datagram_iter
> 0.00 +0.2 0.20 ± 23% perf-profile.self.cycles-pp.btrfs_search_slot
> 0.06 ± 56% +0.2 0.25 ± 30% perf-profile.self.cycles-pp.entry_SYSCALL_64
> 0.00 +0.2 0.20 ± 29% perf-profile.self.cycles-pp.tcp_sendmsg_locked
> 0.00 +0.2 0.21 ± 16% perf-profile.self.cycles-pp.__inet6_lookup_established
> 0.00 +0.2 0.22 ± 20% perf-profile.self.cycles-pp.btrfs_get_token_32
> 0.00 +0.2 0.22 ± 20% perf-profile.self.cycles-pp.btrfs_set_token_32
> 0.04 ±165% +0.2 0.27 ± 17% perf-profile.self.cycles-pp._copy_from_iter
> 0.00 +0.2 0.23 ± 22% perf-profile.self.cycles-pp._talloc_free
> 0.00 +0.2 0.24 ± 30% perf-profile.self.cycles-pp.skb_release_data
> 0.07 ± 59% +0.2 0.30 ± 19% perf-profile.self.cycles-pp._copy_to_user
> 0.00 +0.2 0.24 ± 27% perf-profile.self.cycles-pp.net_rx_action
> 0.12 ± 38% +0.3 0.37 ± 20% perf-profile.self.cycles-pp.check_heap_object
> 0.00 +0.3 0.27 ± 14% perf-profile.self.cycles-pp.smbd_smb2_request_dispatch
> 0.00 +0.3 0.28 ± 20% perf-profile.self.cycles-pp.debuglevel_get_class
> 0.25 ± 56% +0.3 0.56 ± 17% perf-profile.self.cycles-pp.syscall_exit_to_user_mode
> 0.39 ± 40% +0.3 0.71 ± 10% perf-profile.self.cycles-pp.__d_lookup_rcu
> 0.00 +0.3 0.34 ± 23% perf-profile.self.cycles-pp.tdb_jenkins_hash
> 0.00 +0.3 0.34 ± 22% perf-profile.self.cycles-pp.tcp_recvmsg_locked
> 0.10 ± 93% +0.3 0.44 ± 24% perf-profile.self.cycles-pp.entry_SYSRETQ_unsafe_stack
> 0.06 ± 83% +0.4 0.42 ± 33% perf-profile.self.cycles-pp.poll_idle
> 0.00 +0.4 0.39 ± 30% perf-profile.self.cycles-pp.btrfs_bin_search
> 0.21 ± 48% +0.4 0.61 ± 10% perf-profile.self.cycles-pp.malloc
> 0.00 +0.4 0.42 ± 17% perf-profile.self.cycles-pp._raw_spin_lock_bh
> 0.00 +0.6 0.60 ± 13% perf-profile.self.cycles-pp.__memmove
> 0.35 ± 31% +0.6 0.98 ± 15% perf-profile.self.cycles-pp.clear_bhb_loop
>
>
>
> ***************************************************************************************************
> lkp-icl-2sp4: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory
> =========================================================================================
> compiler/cpufreq_governor/directio/disk/fstype/kconfig/media/rootfs/tbox_group/test/testcase/thread_nr:
> gcc-12/performance/directio/1SSD/xfs/x86_64-rhel-9.4/ssd/debian-11.1-x86_64-20220510.cgz/lkp-icl-2sp4/DWSL/fxmark/4
>
> commit:
> 8de7606f0f ("cpuidle: menu: Eliminate outliers on both ends of the sample set")
> 85975daeaa ("cpuidle: menu: Avoid discarding useful information")
>
> 8de7606f0fe2bf5a 85975daeaa4d6ec560bfcd354fc
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 767501 +21.2% 930491 ± 2% cpuidle..usage
> 51785 +11.6% 57786 meminfo.Shmem
> 49987 +10.8% 55404 numa-meminfo.node0.Shmem
> 12495 +11.0% 13874 numa-vmstat.node0.nr_shmem
> 449.33 ± 6% +130.0% 1033 ± 5% perf-c2c.HITM.local
> 0.57 -0.2 0.40 mpstat.cpu.all.soft%
> 3.26 -0.4 2.85 mpstat.cpu.all.sys%
> 6286 +18.1% 7425 ± 3% vmstat.io.bo
> 15336 +14.5% 17562 ± 2% vmstat.system.cs
> 6804 ± 3% +20.6% 8205 ± 3% vmstat.system.in
> 0.37 ± 18% +0.1 0.48 ± 14% perf-stat.i.cache-miss-rate%
> 15347 +14.8% 17615 ± 2% perf-stat.i.context-switches
> 3.88 +15.0% 4.46 ± 2% perf-stat.i.metric.K/sec
> 15128 +14.8% 17363 ± 2% perf-stat.ps.context-switches
> 73693 +2.0% 75170 proc-vmstat.nr_active_anon
> 12926 +12.1% 14484 proc-vmstat.nr_shmem
> 73693 +2.0% 75170 proc-vmstat.nr_zone_active_anon
> 561543 +16.6% 654601 ± 3% proc-vmstat.pgpgout
> 294088 +118.0% 641007 turbostat.C1E
> 0.42 +0.6 1.01 turbostat.C1E%
> 447386 -41.1% 263643 turbostat.C6
> 1.53 +72.5% 2.64 turbostat.CPU%c1
> 559637 +23.7% 692294 turbostat.IRQ
> 36.56 +4.3% 38.12 turbostat.Pkg%pc2
> 27.16 -18.6% 22.09 ± 6% turbostat.Pkg%pc6
> 152.65 +4.1% 158.93 turbostat.PkgWatt
> 55.08 +10.8% 61.06 ± 2% fxmark.ssd_xfs_DWSL_4_directio.iowait_sec
> 28.21 +10.3% 31.12 ± 2% fxmark.ssd_xfs_DWSL_4_directio.iowait_util
> 1.82 -31.7% 1.24 fxmark.ssd_xfs_DWSL_4_directio.softirq_sec
> 0.93 -32.1% 0.63 fxmark.ssd_xfs_DWSL_4_directio.softirq_util
> 8.32 -17.3% 6.88 fxmark.ssd_xfs_DWSL_4_directio.sys_sec
> 4.26 -17.7% 3.51 fxmark.ssd_xfs_DWSL_4_directio.sys_util
> 97771 +23.1% 120378 ± 4% fxmark.ssd_xfs_DWSL_4_directio.works
> 1955 +23.1% 2407 ± 4% fxmark.ssd_xfs_DWSL_4_directio.works/sec
> 233665 ± 10% +20.5% 281465 ± 4% fxmark.time.file_system_outputs
> 6765 ± 29% +49.9% 10143 ± 4% fxmark.time.involuntary_context_switches
> 3.00 -33.3% 2.00 fxmark.time.percent_of_cpu_this_job_got
> 105628 ± 8% +12.0% 118251 ± 2% fxmark.time.voluntary_context_switches
> 0.03 ± 2% -49.0% 0.02 ± 6% perf-sched.sch_delay.avg.ms.__cond_resched.__wait_for_common.submit_bio_wait.blkdev_issue_flush.xfs_file_fsync
> 0.02 ± 28% -48.3% 0.01 ± 38% perf-sched.sch_delay.avg.ms.__cond_resched.process_one_work.worker_thread.kthread.ret_from_fork
> 0.01 ± 14% +35.9% 0.01 ± 7% perf-sched.sch_delay.avg.ms.__cond_resched.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 0.02 ± 32% -48.9% 0.01 ± 17% perf-sched.sch_delay.avg.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
> 0.12 ± 36% -75.4% 0.03 ± 23% perf-sched.sch_delay.avg.ms.schedule_hrtimeout_range.do_select.core_sys_select.kern_select
> 0.05 -48.7% 0.03 ± 4% perf-sched.sch_delay.avg.ms.schedule_timeout.__wait_for_common.__flush_workqueue.xlog_cil_push_now.isra
> 0.06 -46.9% 0.03 ± 3% perf-sched.sch_delay.avg.ms.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.iomap_dio_rw
> 0.06 -52.5% 0.03 ± 5% perf-sched.sch_delay.avg.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.submit_bio_wait
> 0.02 ± 13% -39.5% 0.01 ± 15% perf-sched.sch_delay.avg.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread
> 0.02 -43.2% 0.01 ± 3% perf-sched.sch_delay.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 0.03 ± 28% -48.0% 0.01 ± 19% perf-sched.sch_delay.avg.ms.xlog_cil_force_seq.xfs_log_force_seq.xfs_file_fsync.do_fsync
> 0.04 ± 3% -65.7% 0.02 ± 3% perf-sched.sch_delay.avg.ms.xlog_force_lsn.xfs_log_force_seq.xfs_file_fsync.do_fsync
> 0.06 -47.3% 0.03 ± 3% perf-sched.sch_delay.avg.ms.xlog_wait_on_iclog.xfs_file_fsync.do_fsync.__x64_sys_fsync
> 0.07 ± 4% -56.0% 0.03 ± 5% perf-sched.sch_delay.avg.ms.xlog_wait_on_iclog.xfs_log_force_seq.xfs_file_fsync.do_fsync
> 0.06 ± 19% -28.5% 0.04 ± 14% perf-sched.sch_delay.max.ms.__cond_resched.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 0.13 ± 26% -46.8% 0.07 ± 62% perf-sched.sch_delay.max.ms.__cond_resched.stop_one_cpu.sched_exec.bprm_execve.part
> 0.05 ± 52% -63.1% 0.02 ± 73% perf-sched.sch_delay.max.ms.irqentry_exit_to_user_mode.asm_common_interrupt.[unknown].[unknown]
> 0.42 ± 40% +106.5% 0.86 ± 35% perf-sched.sch_delay.max.ms.pipe_read.vfs_read.ksys_read.do_syscall_64
> 0.15 ± 29% -70.1% 0.04 ± 10% perf-sched.sch_delay.max.ms.schedule_hrtimeout_range.do_select.core_sys_select.kern_select
> 0.09 ± 14% +160.8% 0.23 ±117% perf-sched.sch_delay.max.ms.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.xlog_cil_commit
> 0.13 ± 18% -57.1% 0.06 ± 71% perf-sched.sch_delay.max.ms.schedule_timeout.kcompactd.kthread.ret_from_fork
> 0.04 -48.5% 0.02 perf-sched.total_sch_delay.average.ms
> 13.74 ± 9% -35.7% 8.83 ± 10% perf-sched.total_sch_delay.max.ms
> 3.35 -13.7% 2.89 perf-sched.total_wait_and_delay.average.ms
> 70116 +15.2% 80797 perf-sched.total_wait_and_delay.count.ms
> 3.31 -13.3% 2.87 perf-sched.total_wait_time.average.ms
> 0.28 ± 2% -27.1% 0.20 ± 3% perf-sched.wait_and_delay.avg.ms.schedule_timeout.__wait_for_common.__flush_workqueue.xlog_cil_push_now.isra
> 0.85 -15.6% 0.72 ± 4% perf-sched.wait_and_delay.avg.ms.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.iomap_dio_rw
> 0.76 ± 3% -28.4% 0.54 ± 6% perf-sched.wait_and_delay.avg.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.submit_bio_wait
> 50.02 ± 5% -41.9% 29.04 ± 7% perf-sched.wait_and_delay.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 1.60 ± 3% -12.1% 1.41 ± 2% perf-sched.wait_and_delay.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 0.28 ± 3% -51.8% 0.13 ± 2% perf-sched.wait_and_delay.avg.ms.xlog_force_lsn.xfs_log_force_seq.xfs_file_fsync.do_fsync
> 0.25 ± 4% -32.3% 0.17 ± 3% perf-sched.wait_and_delay.avg.ms.xlog_wait_on_iclog.xfs_log_force_seq.xfs_file_fsync.do_fsync
> 1112 ± 3% +42.6% 1587 ± 8% perf-sched.wait_and_delay.count.__cond_resched.__wait_for_common.submit_bio_wait.blkdev_issue_flush.xfs_file_fsync
> 49.33 +9.5% 54.00 ± 2% perf-sched.wait_and_delay.count.schedule_hrtimeout_range.do_poll.constprop.0.do_sys_poll
> 9399 ± 2% +20.5% 11328 ± 4% perf-sched.wait_and_delay.count.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.iomap_dio_rw
> 4552 ± 3% +38.7% 6314 ± 8% perf-sched.wait_and_delay.count.schedule_timeout.io_schedule_timeout.__wait_for_common.submit_bio_wait
> 693.83 ± 5% +69.3% 1174 ± 4% perf-sched.wait_and_delay.count.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 29488 +14.8% 33857 perf-sched.wait_and_delay.count.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 5728 ± 2% +12.9% 6465 ± 6% perf-sched.wait_and_delay.count.xlog_force_lsn.xfs_log_force_seq.xfs_file_fsync.do_fsync
> 5722 ± 2% +12.9% 6460 ± 6% perf-sched.wait_and_delay.count.xlog_wait_on_iclog.xfs_file_fsync.do_fsync.__x64_sys_fsync
> 0.10 ±115% +401.0% 0.52 ± 71% perf-sched.wait_time.avg.ms.__cond_resched.submit_bio_noacct.iomap_dio_bio_iter.__iomap_dio_rw.iomap_dio_rw
> 10.51 ±221% -99.7% 0.03 ± 98% perf-sched.wait_time.avg.ms.irqentry_exit_to_user_mode.asm_common_interrupt.[unknown]
> 0.23 ± 2% -22.1% 0.18 ± 3% perf-sched.wait_time.avg.ms.schedule_timeout.__wait_for_common.__flush_workqueue.xlog_cil_push_now.isra
> 0.79 ± 2% -13.2% 0.69 ± 4% perf-sched.wait_time.avg.ms.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.iomap_dio_rw
> 0.69 ± 3% -26.2% 0.51 ± 6% perf-sched.wait_time.avg.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.submit_bio_wait
> 50.00 ± 5% -42.0% 29.03 ± 7% perf-sched.wait_time.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 1.58 ± 3% -11.7% 1.40 ± 2% perf-sched.wait_time.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 0.23 ± 3% -49.0% 0.12 ± 3% perf-sched.wait_time.avg.ms.xlog_force_lsn.xfs_log_force_seq.xfs_file_fsync.do_fsync
> 0.18 ± 4% -23.4% 0.14 ± 3% perf-sched.wait_time.avg.ms.xlog_wait_on_iclog.xfs_log_force_seq.xfs_file_fsync.do_fsync
> 0.11 ±115% +1161.2% 1.35 ± 82% perf-sched.wait_time.max.ms.__cond_resched.submit_bio_noacct.iomap_dio_bio_iter.__iomap_dio_rw.iomap_dio_rw
> 167.40 ±222% -99.9% 0.23 ±134% perf-sched.wait_time.max.ms.irqentry_exit_to_user_mode.asm_common_interrupt.[unknown]
>
>
>
> ***************************************************************************************************
> lkp-icl-2sp4: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory
> =========================================================================================
> compiler/cpufreq_governor/directio/disk/fstype/kconfig/media/rootfs/tbox_group/test/testcase/thread_nr:
> gcc-12/performance/directio/1SSD/ext4/x86_64-rhel-9.4/ssd/debian-11.1-x86_64-20220510.cgz/lkp-icl-2sp4/DRBM/fxmark/4
>
> commit:
> 8de7606f0f ("cpuidle: menu: Eliminate outliers on both ends of the sample set")
> 85975daeaa ("cpuidle: menu: Avoid discarding useful information")
>
> 8de7606f0fe2bf5a 85975daeaa4d6ec560bfcd354fc
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 1645631 +39.1% 2288608 cpuidle..usage
> 746.00 ± 4% +177.8% 2072 ± 3% perf-c2c.HITM.local
> 3390 ± 8% -21.4% 2664 ± 10% numa-meminfo.node0.PageTables
> 2292 ± 12% +33.0% 3048 ± 9% numa-meminfo.node1.PageTables
> 25341 ± 75% +310.1% 103929 ± 32% numa-numastat.node0.other_node
> 107927 ± 17% -72.8% 29364 ±114% numa-numastat.node1.other_node
> 1.10 +0.2 1.30 mpstat.cpu.all.irq%
> 0.57 -0.2 0.37 ± 3% mpstat.cpu.all.soft%
> 3.03 -1.0 2.05 mpstat.cpu.all.sys%
> 22711 ± 2% +20.2% 27295 perf-stat.i.context-switches
> 5.75 ± 2% +20.1% 6.91 perf-stat.i.metric.K/sec
> 22376 ± 2% +20.2% 26902 perf-stat.ps.context-switches
> 344417 ± 3% +22.5% 421964 proc-vmstat.nr_foll_pin_acquired
> 344434 ± 3% +22.5% 422008 proc-vmstat.nr_foll_pin_released
> 3643790 +23.0% 4481621 proc-vmstat.pgpgin
> 40418 ± 2% +22.3% 49439 vmstat.io.bi
> 22494 ± 2% +19.5% 26873 vmstat.system.cs
> 13143 ± 3% +38.1% 18152 vmstat.system.in
> 344767 ± 3% +22.5% 422329 numa-vmstat.node0.nr_foll_pin_acquired
> 344791 ± 3% +22.5% 422374 numa-vmstat.node0.nr_foll_pin_released
> 848.11 ± 8% -21.5% 666.16 ± 10% numa-vmstat.node0.nr_page_table_pages
> 25341 ± 75% +310.1% 103929 ± 32% numa-vmstat.node0.numa_other
> 573.19 ± 12% +32.9% 761.68 ± 9% numa-vmstat.node1.nr_page_table_pages
> 107927 ± 17% -72.8% 29364 ±114% numa-vmstat.node1.numa_other
> 17230 ± 13% +72.3% 29682 ± 21% turbostat.C1
> 1087599 ± 2% +90.4% 2070580 turbostat.C1E
> 0.81 ± 2% +0.8 1.57 turbostat.C1E%
> 532700 -67.1% 175060 turbostat.C6
> 2.30 +59.9% 3.68 turbostat.CPU%c1
> 1160083 +38.7% 1608509 turbostat.IRQ
> 0.18 ± 2% -47.3% 0.10 ± 4% fxmark.ssd_ext4_DRBM_4_directio.idle_sec
> 0.09 ± 2% -48.0% 0.05 ± 4% fxmark.ssd_ext4_DRBM_4_directio.idle_util
> 3.27 +24.2% 4.06 fxmark.ssd_ext4_DRBM_4_directio.irq_sec
> 1.68 +22.5% 2.06 fxmark.ssd_ext4_DRBM_4_directio.irq_util
> 1.82 -35.6% 1.17 ± 2% fxmark.ssd_ext4_DRBM_4_directio.softirq_sec
> 0.93 -36.5% 0.59 ± 2% fxmark.ssd_ext4_DRBM_4_directio.softirq_util
> 7.88 -42.4% 4.54 fxmark.ssd_ext4_DRBM_4_directio.sys_sec
> 4.05 -43.2% 2.30 fxmark.ssd_ext4_DRBM_4_directio.sys_util
> 0.85 ± 2% -18.4% 0.70 ± 2% fxmark.ssd_ext4_DRBM_4_directio.user_sec
> 0.44 ± 2% -19.5% 0.35 ± 2% fxmark.ssd_ext4_DRBM_4_directio.user_util
> 910527 +23.0% 1119985 fxmark.ssd_ext4_DRBM_4_directio.works
> 18210 +23.0% 22399 fxmark.ssd_ext4_DRBM_4_directio.works/sec
> 1971356 ± 5% +14.8% 2262447 fxmark.time.file_system_inputs
> 256187 ± 5% +14.2% 292580 fxmark.time.voluntary_context_switches
> 0.01 ± 26% -59.2% 0.00 ± 47% perf-sched.sch_delay.avg.ms.__cond_resched.__alloc_pages_noprof.alloc_pages_mpol_noprof.folio_alloc_noprof.__filemap_get_folio
> 0.01 ± 41% -69.7% 0.00 ± 61% perf-sched.sch_delay.avg.ms.__cond_resched.bdev_getblk.ext4_read_block_bitmap_nowait.ext4_mb_init_cache.ext4_mb_init_group
> 0.03 ±114% -87.9% 0.00 ± 46% perf-sched.sch_delay.avg.ms.__cond_resched.ext4_mb_init_group.ext4_mb_prefetch_fini.ext4_run_li_request.ext4_lazyinit_thread
> 0.01 ± 26% -54.5% 0.01 ± 28% perf-sched.sch_delay.avg.ms.irq_thread.kthread.ret_from_fork.ret_from_fork_asm
> 0.03 ± 5% -80.2% 0.01 ± 6% perf-sched.sch_delay.avg.ms.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.iomap_dio_rw
> 0.01 ± 43% +293.3% 0.03 ± 28% perf-sched.sch_delay.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 0.01 ± 40% -61.5% 0.00 ± 50% perf-sched.sch_delay.max.ms.__cond_resched.__alloc_pages_noprof.alloc_pages_mpol_noprof.folio_alloc_noprof.__filemap_get_folio
> 0.06 ± 60% -88.2% 0.01 ± 68% perf-sched.sch_delay.max.ms.__cond_resched.bdev_getblk.ext4_read_block_bitmap_nowait.ext4_mb_init_cache.ext4_mb_init_group
> 0.04 ±103% -87.5% 0.01 ± 47% perf-sched.sch_delay.max.ms.__cond_resched.ext4_mb_init_group.ext4_mb_prefetch_fini.ext4_run_li_request.ext4_lazyinit_thread
> 0.05 ± 69% -69.8% 0.02 ±131% perf-sched.sch_delay.max.ms.io_schedule.bit_wait_io.__wait_on_bit_lock.out_of_line_wait_on_bit_lock
> 0.08 ± 60% -67.5% 0.03 ±116% perf-sched.sch_delay.max.ms.schedule_timeout.kcompactd.kthread.ret_from_fork
> 0.03 ± 5% -79.4% 0.01 ± 6% perf-sched.total_sch_delay.average.ms
> 0.22 ± 3% -23.0% 0.17 ± 3% perf-sched.wait_and_delay.avg.ms.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.iomap_dio_rw
> 16.55 ± 13% +667.8% 127.07 ± 19% perf-sched.wait_and_delay.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 85.84 ± 13% +60.1% 137.43 ± 14% perf-sched.wait_and_delay.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 2169 ± 12% -86.9% 285.00 ± 17% perf-sched.wait_and_delay.count.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 532.50 ± 13% -40.1% 319.00 ± 12% perf-sched.wait_and_delay.count.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 0.09 ± 13% -53.7% 0.04 ± 50% perf-sched.wait_time.avg.ms.__cond_resched.bdev_getblk.ext4_read_block_bitmap_nowait.ext4_mb_init_cache.ext4_mb_init_group
> 0.20 ± 3% -14.4% 0.17 ± 3% perf-sched.wait_time.avg.ms.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.iomap_dio_rw
> 16.54 ± 13% +667.9% 127.04 ± 19% perf-sched.wait_time.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 85.83 ± 13% +60.1% 137.42 ± 14% perf-sched.wait_time.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 0.20 ± 22% -48.0% 0.10 ± 45% perf-sched.wait_time.max.ms.__cond_resched.bdev_getblk.ext4_read_block_bitmap_nowait.ext4_mb_init_cache.ext4_mb_init_group
>
>
>
> ***************************************************************************************************
> lkp-icl-2sp4: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory
> =========================================================================================
> compiler/cpufreq_governor/directio/disk/fstype/kconfig/media/rootfs/tbox_group/test/testcase/thread_nr:
> gcc-12/performance/directio/1SSD/ext4/x86_64-rhel-9.4/ssd/debian-11.1-x86_64-20220510.cgz/lkp-icl-2sp4/DWSL/fxmark/4
>
> commit:
> 8de7606f0f ("cpuidle: menu: Eliminate outliers on both ends of the sample set")
> 85975daeaa ("cpuidle: menu: Avoid discarding useful information")
>
> 8de7606f0fe2bf5a 85975daeaa4d6ec560bfcd354fc
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 1253687 +72.1% 2157829 ± 3% cpuidle..usage
> 497.67 ± 4% +307.0% 2025 ± 4% perf-c2c.HITM.local
> 188698 -14.4% 161540 ± 6% numa-meminfo.node0.Inactive
> 188698 -14.4% 161540 ± 6% numa-meminfo.node0.Inactive(file)
> 73110 ± 2% +58.0% 115519 ± 10% numa-meminfo.node0.Shmem
> 47227 -13.9% 40681 ± 6% numa-vmstat.node0.nr_inactive_file
> 18280 ± 2% +57.7% 28834 ± 10% numa-vmstat.node0.nr_shmem
> 47227 -13.9% 40681 ± 6% numa-vmstat.node0.nr_zone_inactive_file
> 25572 ± 2% +68.5% 43080 ± 5% perf-stat.i.context-switches
> 0.08 ± 13% -14.5% 0.07 ± 8% perf-stat.i.cpi
> 6.47 ± 2% +67.8% 10.86 ± 5% perf-stat.i.metric.K/sec
> 25199 ± 2% +68.5% 42465 ± 5% perf-stat.ps.context-switches
> 64.80 -12.3 52.49 mpstat.cpu.all.idle%
> 30.27 +13.4 43.62 mpstat.cpu.all.iowait%
> 0.79 +0.2 1.03 ± 3% mpstat.cpu.all.irq%
> 0.58 -0.1 0.48 ± 5% mpstat.cpu.all.soft%
> 3.18 -1.2 2.01 ± 8% mpstat.cpu.all.sys%
> 319108 +13.1% 360809 ± 3% meminfo.Active
> 319108 +13.1% 360809 ± 3% meminfo.Active(anon)
> 181492 -14.8% 154658 ± 6% meminfo.Buffers
> 444212 +9.8% 487716 ± 2% meminfo.Committed_AS
> 188565 -14.4% 161494 ± 6% meminfo.Inactive
> 188565 -14.4% 161494 ± 6% meminfo.Inactive(file)
> 75877 ± 3% +55.3% 117868 ± 10% meminfo.Shmem
> 65.45 -18.2% 53.53 vmstat.cpu.id
> 29.75 +43.6% 42.71 vmstat.cpu.wa
> 57984 ± 3% +18.3% 68617 vmstat.io.bo
> 178617 -14.5% 152783 ± 6% vmstat.memory.buff
> 1.30 ± 5% +21.4% 1.58 ± 4% vmstat.procs.b
> 25191 ± 2% +67.2% 42116 ± 5% vmstat.system.cs
> 10243 +55.2% 15896 ± 4% vmstat.system.in
> 79847 +13.0% 90257 ± 3% proc-vmstat.nr_active_anon
> 47397 -14.4% 40590 ± 6% proc-vmstat.nr_inactive_file
> 9351 +2.4% 9574 proc-vmstat.nr_mapped
> 18988 ± 3% +55.2% 29473 ± 10% proc-vmstat.nr_shmem
> 79847 +13.0% 90257 ± 3% proc-vmstat.nr_zone_active_anon
> 47397 -14.4% 40590 ± 6% proc-vmstat.nr_zone_inactive_file
> 731810 -2.2% 715490 proc-vmstat.pgfree
> 5180038 ± 3% +19.4% 6186546 proc-vmstat.pgpgout
> 2945 +3.8% 3058 turbostat.Bzy_MHz
> 9125 ± 9% +31.4% 11990 ± 6% turbostat.C1
> 629812 ± 3% +215.2% 1984933 ± 4% turbostat.C1E
> 0.51 +1.1 1.61 turbostat.C1E%
> 602851 -75.0% 150770 ± 2% turbostat.C6
> 1.72 +119.5% 3.78 turbostat.CPU%c1
> 0.41 ± 2% +17.0% 0.48 ± 2% turbostat.IPC
> 877949 +59.7% 1402362 ± 3% turbostat.IRQ
> 8644 ± 6% +26.3% 10913 ± 6% turbostat.POLL
> 95.63 -43.9% 53.65 fxmark.ssd_ext4_DWSL_4_directio.idle_sec
> 49.31 -44.3% 27.46 fxmark.ssd_ext4_DWSL_4_directio.idle_util
> 85.02 +55.1% 131.89 fxmark.ssd_ext4_DWSL_4_directio.iowait_sec
> 43.83 +54.0% 67.51 fxmark.ssd_ext4_DWSL_4_directio.iowait_util
> 2.24 +38.2% 3.09 ± 3% fxmark.ssd_ext4_DWSL_4_directio.irq_sec
> 1.15 +37.2% 1.58 ± 3% fxmark.ssd_ext4_DWSL_4_directio.irq_util
> 1.82 -17.2% 1.51 ± 4% fxmark.ssd_ext4_DWSL_4_directio.softirq_sec
> 0.94 -17.7% 0.77 ± 5% fxmark.ssd_ext4_DWSL_4_directio.softirq_util
> 8.43 -47.0% 4.46 ± 11% fxmark.ssd_ext4_DWSL_4_directio.sys_sec
> 4.34 -47.4% 2.28 ± 11% fxmark.ssd_ext4_DWSL_4_directio.sys_util
> 233119 ± 3% +113.8% 498432 ± 3% fxmark.ssd_ext4_DWSL_4_directio.works
> 4662 ± 3% +113.8% 9968 ± 3% fxmark.ssd_ext4_DWSL_4_directio.works/sec
> 538786 ± 8% +88.5% 1015570 ± 3% fxmark.time.file_system_outputs
> 163522 ± 6% +59.4% 260664 ± 3% fxmark.time.voluntary_context_switches
> 36.06 ± 9% -11.4 24.64 ± 46% perf-profile.calltrace.cycles-pp.smp_call_function_many_cond.on_each_cpu_cond_mask.text_poke_bp_batch.text_poke_finish.arch_jump_label_transform_apply
> 35.74 ± 10% -11.1 24.64 ± 46% perf-profile.calltrace.cycles-pp.__static_key_slow_dec_cpuslocked.static_key_slow_dec.sw_perf_event_destroy._free_event.perf_event_release_kernel
> 35.74 ± 10% -11.1 24.64 ± 46% perf-profile.calltrace.cycles-pp.arch_jump_label_transform_apply.__static_key_slow_dec_cpuslocked.static_key_slow_dec.sw_perf_event_destroy._free_event
> 35.74 ± 10% -11.1 24.64 ± 46% perf-profile.calltrace.cycles-pp.on_each_cpu_cond_mask.text_poke_bp_batch.text_poke_finish.arch_jump_label_transform_apply.__static_key_slow_dec_cpuslocked
> 35.74 ± 10% -11.1 24.64 ± 46% perf-profile.calltrace.cycles-pp.text_poke_bp_batch.text_poke_finish.arch_jump_label_transform_apply.__static_key_slow_dec_cpuslocked.static_key_slow_dec
> 35.74 ± 10% -11.1 24.64 ± 46% perf-profile.calltrace.cycles-pp.text_poke_finish.arch_jump_label_transform_apply.__static_key_slow_dec_cpuslocked.static_key_slow_dec.sw_perf_event_destroy
> 35.74 ± 10% -10.7 25.02 ± 46% perf-profile.calltrace.cycles-pp.static_key_slow_dec.sw_perf_event_destroy._free_event.perf_event_release_kernel.perf_release
> 35.74 ± 10% -11.1 24.64 ± 46% perf-profile.children.cycles-pp.__static_key_slow_dec_cpuslocked
> 35.74 ± 10% -11.1 24.64 ± 46% perf-profile.children.cycles-pp.arch_jump_label_transform_apply
> 35.74 ± 10% -11.1 24.64 ± 46% perf-profile.children.cycles-pp.on_each_cpu_cond_mask
> 35.74 ± 10% -11.1 24.64 ± 46% perf-profile.children.cycles-pp.smp_call_function_many_cond
> 35.74 ± 10% -11.1 24.64 ± 46% perf-profile.children.cycles-pp.text_poke_bp_batch
> 35.74 ± 10% -11.1 24.64 ± 46% perf-profile.children.cycles-pp.text_poke_finish
> 35.74 ± 10% -10.7 25.02 ± 46% perf-profile.children.cycles-pp.static_key_slow_dec
> 0.12 ±136% -88.4% 0.01 ± 50% perf-sched.sch_delay.avg.ms.__cond_resched.__wait_for_common.affine_move_task.__set_cpus_allowed_ptr.__sched_setaffinity
> 0.04 ± 7% -87.9% 0.01 ± 16% perf-sched.sch_delay.avg.ms.__cond_resched.__wait_for_common.submit_bio_wait.blkdev_issue_flush.ext4_sync_file
> 0.04 ± 13% -84.6% 0.01 ± 13% perf-sched.sch_delay.avg.ms.__cond_resched.bdev_getblk.jbd2_journal_get_descriptor_buffer.jbd2_journal_commit_transaction.kjournald2
> 0.08 ± 4% -93.7% 0.00 ± 14% perf-sched.sch_delay.avg.ms.__cond_resched.jbd2_journal_commit_transaction.kjournald2.kthread.ret_from_fork
> 0.01 ± 26% -72.7% 0.00 ± 19% perf-sched.sch_delay.avg.ms.__cond_resched.stop_one_cpu.sched_exec.bprm_execve.part
> 0.02 ± 8% -79.3% 0.00 ± 8% perf-sched.sch_delay.avg.ms.io_schedule.bit_wait_io.__wait_on_bit.out_of_line_wait_on_bit
> 0.06 -89.9% 0.01 ± 11% perf-sched.sch_delay.avg.ms.jbd2_log_wait_commit.ext4_sync_file.do_fsync.__x64_sys_fsync
> 0.04 ± 3% -90.3% 0.00 ± 9% perf-sched.sch_delay.avg.ms.kjournald2.kthread.ret_from_fork.ret_from_fork_asm
> 0.00 ± 11% -36.8% 0.00 perf-sched.sch_delay.avg.ms.pipe_read.vfs_read.ksys_read.do_syscall_64
> 0.02 ± 20% -63.7% 0.01 ± 40% perf-sched.sch_delay.avg.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
> 0.05 ± 2% -90.1% 0.01 ± 8% perf-sched.sch_delay.avg.ms.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.iomap_dio_rw
> 0.03 -87.5% 0.00 perf-sched.sch_delay.avg.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.submit_bio_wait
> 0.01 ± 7% -41.9% 0.00 perf-sched.sch_delay.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 1.84 ±202% -95.2% 0.09 ± 55% perf-sched.sch_delay.max.ms.__cond_resched.__wait_for_common.affine_move_task.__set_cpus_allowed_ptr.__sched_setaffinity
> 0.22 ± 3% -14.5% 0.19 ± 7% perf-sched.sch_delay.max.ms.__cond_resched.jbd2_journal_commit_transaction.kjournald2.kthread.ret_from_fork
> 0.11 ± 22% -86.2% 0.01 ± 23% perf-sched.sch_delay.max.ms.__cond_resched.stop_one_cpu.sched_exec.bprm_execve.part
> 0.05 ± 91% -55.3% 0.02 ± 39% perf-sched.sch_delay.max.ms.irqentry_exit_to_user_mode.asm_common_interrupt.[unknown]
> 0.12 ± 18% -61.2% 0.05 ± 88% perf-sched.sch_delay.max.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
> 0.41 ± 67% -73.9% 0.11 ± 28% perf-sched.sch_delay.max.ms.wait_transaction_locked.add_transaction_credits.start_this_handle.jbd2__journal_start
> 0.04 -87.1% 0.00 ± 11% perf-sched.total_sch_delay.average.ms
> 2.06 ± 4% -39.1% 1.26 ± 13% perf-sched.total_wait_and_delay.average.ms
> 115501 ± 3% +64.2% 189619 ± 12% perf-sched.total_wait_and_delay.count.ms
> 2.02 ± 4% -38.2% 1.25 ± 13% perf-sched.total_wait_time.average.ms
> 0.42 ± 3% -87.4% 0.05 ±223% perf-sched.wait_and_delay.avg.ms.__cond_resched.bdev_getblk.jbd2_journal_get_descriptor_buffer.jbd2_journal_commit_transaction.kjournald2
> 0.25 -46.1% 0.13 ± 7% perf-sched.wait_and_delay.avg.ms.__cond_resched.jbd2_journal_commit_transaction.kjournald2.kthread.ret_from_fork
> 0.18 ± 2% +17.6% 0.21 ± 8% perf-sched.wait_and_delay.avg.ms.io_schedule.bit_wait_io.__wait_on_bit.out_of_line_wait_on_bit
> 0.31 ± 3% -52.7% 0.15 ± 10% perf-sched.wait_and_delay.avg.ms.jbd2_log_wait_commit.ext4_sync_file.do_fsync.__x64_sys_fsync
> 0.43 ± 6% -31.7% 0.30 perf-sched.wait_and_delay.avg.ms.kjournald2.kthread.ret_from_fork.ret_from_fork_asm
> 3.34 ± 4% -18.0% 2.74 ± 5% perf-sched.wait_and_delay.avg.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
> 207.33 ± 13% -31.0% 143.00 ± 4% perf-sched.wait_and_delay.avg.ms.schedule_hrtimeout_range.do_poll.constprop.0.do_sys_poll
> 0.58 ± 4% -53.6% 0.27 ± 6% perf-sched.wait_and_delay.avg.ms.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.iomap_dio_rw
> 0.96 ± 33% -82.6% 0.17 ± 28% perf-sched.wait_and_delay.avg.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.submit_bio_wait
> 49.87 ± 7% +61.8% 80.70 ± 10% perf-sched.wait_and_delay.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 1.43 ± 7% -51.0% 0.70 ± 13% perf-sched.wait_and_delay.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 473.00 ± 71% +822.0% 4361 ± 16% perf-sched.wait_and_delay.count.__cond_resched.__wait_for_common.submit_bio_wait.blkdev_issue_flush.ext4_sync_file
> 2731 -94.4% 152.50 ±223% perf-sched.wait_and_delay.count.__cond_resched.bdev_getblk.jbd2_journal_get_descriptor_buffer.jbd2_journal_commit_transaction.kjournald2
> 15741 ± 2% -17.5% 12984 ± 10% perf-sched.wait_and_delay.count.io_schedule.bit_wait_io.__wait_on_bit.out_of_line_wait_on_bit
> 29502 ± 2% -28.6% 21071 ± 8% perf-sched.wait_and_delay.count.jbd2_log_wait_commit.ext4_sync_file.do_fsync.__x64_sys_fsync
> 1212 ± 11% +234.6% 4056 ± 13% perf-sched.wait_and_delay.count.kjournald2.kthread.ret_from_fork.ret_from_fork_asm
> 67.33 ± 3% +59.4% 107.33 ± 2% perf-sched.wait_and_delay.count.schedule_hrtimeout_range.do_poll.constprop.0.do_sys_poll
> 21133 ± 5% +121.0% 46712 ± 12% perf-sched.wait_and_delay.count.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.iomap_dio_rw
> 4559 ± 14% +545.3% 29419 ± 15% perf-sched.wait_and_delay.count.schedule_timeout.io_schedule_timeout.__wait_for_common.submit_bio_wait
> 700.00 ± 7% -39.8% 421.17 ± 6% perf-sched.wait_and_delay.count.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 81.67 ± 24% -42.7% 46.83 ± 46% perf-sched.wait_and_delay.count.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown]
> 32393 ± 4% +94.4% 62968 ± 13% perf-sched.wait_and_delay.count.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 6.31 ± 42% -86.4% 0.86 ±223% perf-sched.wait_and_delay.max.ms.__cond_resched.bdev_getblk.jbd2_journal_get_descriptor_buffer.jbd2_journal_commit_transaction.kjournald2
> 0.18 ± 9% -40.7% 0.10 ± 6% perf-sched.wait_time.avg.ms.__cond_resched.__wait_for_common.submit_bio_wait.blkdev_issue_flush.ext4_sync_file
> 0.39 ± 3% -23.2% 0.30 ± 5% perf-sched.wait_time.avg.ms.__cond_resched.bdev_getblk.jbd2_journal_get_descriptor_buffer.jbd2_journal_commit_transaction.kjournald2
> 0.17 -24.8% 0.13 ± 7% perf-sched.wait_time.avg.ms.__cond_resched.jbd2_journal_commit_transaction.kjournald2.kthread.ret_from_fork
> 0.05 ±201% +632.4% 0.39 ± 31% perf-sched.wait_time.avg.ms.__cond_resched.kmem_cache_alloc_noprof.alloc_buffer_head.jbd2_journal_write_metadata_buffer.jbd2_journal_commit_transaction
> 0.16 ± 3% +30.0% 0.20 ± 8% perf-sched.wait_time.avg.ms.io_schedule.bit_wait_io.__wait_on_bit.out_of_line_wait_on_bit
> 0.64 ± 33% +282.5% 2.44 ± 17% perf-sched.wait_time.avg.ms.jbd2_journal_wait_updates.jbd2_journal_commit_transaction.kjournald2.kthread
> 0.25 ± 3% -43.4% 0.14 ± 9% perf-sched.wait_time.avg.ms.jbd2_log_wait_commit.ext4_sync_file.do_fsync.__x64_sys_fsync
> 0.39 ± 6% -25.8% 0.29 perf-sched.wait_time.avg.ms.kjournald2.kthread.ret_from_fork.ret_from_fork_asm
> 3.32 ± 4% -17.8% 2.73 ± 5% perf-sched.wait_time.avg.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
> 207.32 ± 13% -31.0% 142.99 ± 4% perf-sched.wait_time.avg.ms.schedule_hrtimeout_range.do_poll.constprop.0.do_sys_poll
> 0.52 ± 4% -49.9% 0.26 ± 6% perf-sched.wait_time.avg.ms.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.iomap_dio_rw
> 0.93 ± 34% -82.4% 0.16 ± 28% perf-sched.wait_time.avg.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.submit_bio_wait
> 49.86 ± 7% +61.8% 80.67 ± 10% perf-sched.wait_time.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
> 1.43 ± 7% -51.0% 0.70 ± 13% perf-sched.wait_time.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
> 0.54 ± 14% -66.6% 0.18 ±104% perf-sched.wait_time.max.ms.__cond_resched.__ext4_mark_inode_dirty.ext4_dirty_inode.__mark_inode_dirty.generic_update_time
> 0.05 ±201% +1052.2% 0.61 ± 30% perf-sched.wait_time.max.ms.__cond_resched.kmem_cache_alloc_noprof.alloc_buffer_head.jbd2_journal_write_metadata_buffer.jbd2_journal_commit_transaction
>
>
Interesting, does this regression mean that the workload actually benefits from
turning the tick *off*?
Overall still seems like a win in terms of results to me (as is expected, with a
strictly less aggressive menu).
I'll take a look in the coming days.
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