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Message-ID: <202512301459.2236351a-lkp@intel.com>
Date: Tue, 30 Dec 2025 14:44:56 +0800
From: kernel test robot <oliver.sang@...el.com>
To: Mel Gorman <mgorman@...hsingularity.net>
CC: <oe-lkp@...ts.linux.dev>, <lkp@...el.com>, <linux-kernel@...r.kernel.org>,
Peter Zijlstra <peterz@...radead.org>, <aubrey.li@...ux.intel.com>,
<yu.c.chen@...el.com>, <oliver.sang@...el.com>
Subject: [linus:master] [sched/fair] aceccac58a: netperf.Throughput_Mbps
4.3% improvement
Hello,
kernel test robot noticed a 4.3% improvement of netperf.Throughput_Mbps on:
commit: aceccac58ad76305d147165788ea6b939bef179b ("sched/fair: Enable scheduler feature NEXT_BUDDY")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
testcase: netperf
config: x86_64-rhel-9.4
compiler: gcc-14
test machine: 64 threads 2 sockets Intel(R) Xeon(R) Gold 6346 CPU @ 3.10GHz (Ice Lake) with 256G memory
parameters:
ip: ipv4
runtime: 300s
nr_threads: 200%
cluster: cs-localhost
send_size: 10K
test: TCP_SENDFILE
cpufreq_governor: performance
Details are as below:
-------------------------------------------------------------------------------------------------->
The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20251230/202512301459.2236351a-lkp@intel.com
=========================================================================================
cluster/compiler/cpufreq_governor/ip/kconfig/nr_threads/rootfs/runtime/send_size/tbox_group/test/testcase:
cs-localhost/gcc-14/performance/ipv4/x86_64-rhel-9.4/200%/debian-13-x86_64-20250902.cgz/300s/10K/lkp-icl-2sp7/TCP_SENDFILE/netperf
commit:
aaab6bb54a ("sched: Increase sched_tick_remote timeout")
aceccac58a ("sched/fair: Enable scheduler feature NEXT_BUDDY")
aaab6bb54ab9bc4c aceccac58ad76305d147165788e
---------------- ---------------------------
%stddev %change %stddev
\ | \
315.01 -2.5% 307.10 turbostat.PkgWatt
3402279 -48.3% 1760606 ± 4% vmstat.system.cs
1438290 ± 8% -26.6% 1055585 ± 15% numa-numastat.node1.local_node
1472939 ± 9% -25.8% 1092271 ± 14% numa-numastat.node1.numa_hit
1472860 ± 9% -25.8% 1092343 ± 14% numa-vmstat.node1.numa_hit
1438212 ± 8% -26.6% 1055657 ± 15% numa-vmstat.node1.numa_local
1.10 ± 2% +29.0% 1.42 ± 11% perf-sched.total_wait_and_delay.average.ms
0.78 ± 2% +35.4% 1.05 ± 11% perf-sched.total_wait_time.average.ms
1.10 ± 2% +29.0% 1.42 ± 11% perf-sched.wait_and_delay.avg.ms.[unknown].[unknown].[unknown].[unknown].[unknown]
0.78 ± 2% +35.4% 1.05 ± 11% perf-sched.wait_time.avg.ms.[unknown].[unknown].[unknown].[unknown].[unknown]
0.76 ± 5% -15.5% 0.64 ± 8% sched_debug.cfs_rq:/.h_nr_queued.stddev
0.60 ± 5% -12.2% 0.53 ± 6% sched_debug.cfs_rq:/.h_nr_runnable.stddev
0.77 ± 5% -15.4% 0.65 ± 8% sched_debug.cpu.nr_running.stddev
7370360 -53.2% 3445960 ± 6% sched_debug.cpu.nr_switches.avg
9652155 ± 5% -37.3% 6052042 ± 9% sched_debug.cpu.nr_switches.max
4785808 ± 12% -60.4% 1893117 ± 31% sched_debug.cpu.nr_switches.min
197081 -2.4% 192423 proc-vmstat.nr_anon_pages
75745 ± 12% -53.7% 35051 ± 61% proc-vmstat.numa_hint_faults
2037334 ± 6% -19.7% 1635822 ± 3% proc-vmstat.numa_hit
1971099 ± 6% -20.4% 1569616 ± 4% proc-vmstat.numa_local
259855 ± 29% -44.7% 143675 ± 43% proc-vmstat.numa_pte_updates
4387566 ± 14% -47.0% 2323477 ± 5% proc-vmstat.pgalloc_normal
3618813 ± 17% -57.7% 1530193 ± 5% proc-vmstat.pgfree
11121 +4.3% 11599 netperf.ThroughputBoth_Mbps
1423590 +4.3% 1484701 netperf.ThroughputBoth_total_Mbps
11121 +4.3% 11599 netperf.Throughput_Mbps
1423590 +4.3% 1484701 netperf.Throughput_total_Mbps
5.062e+08 -49.7% 2.545e+08 ± 4% netperf.time.involuntary_context_switches
3667 +3.1% 3781 netperf.time.percent_of_cpu_this_job_got
10526 +3.4% 10886 netperf.time.system_time
526.11 -3.2% 509.33 netperf.time.user_time
9162123 +15.2% 10556033 netperf.time.voluntary_context_switches
5.213e+09 +4.3% 5.437e+09 netperf.workload
0.08 ± 4% +12.4% 0.09 perf-stat.i.MPKI
3.39e+10 -6.2% 3.178e+10 perf-stat.i.branch-instructions
0.66 -0.1 0.60 perf-stat.i.branch-miss-rate%
2.243e+08 -14.7% 1.913e+08 perf-stat.i.branch-misses
10339362 ± 3% +5.1% 10866145 perf-stat.i.cache-misses
1.775e+08 +5.5% 1.872e+08 perf-stat.i.cache-references
3424461 -48.3% 1771813 ± 4% perf-stat.i.context-switches
1.21 +6.7% 1.29 perf-stat.i.cpi
595.57 ± 5% -24.9% 447.03 ± 5% perf-stat.i.cpu-migrations
20185 ± 3% -4.7% 19245 perf-stat.i.cycles-between-cache-misses
1.626e+11 -6.5% 1.52e+11 perf-stat.i.instructions
0.83 -6.5% 0.77 perf-stat.i.ipc
53.51 -48.3% 27.68 ± 4% perf-stat.i.metric.K/sec
2939 -4.7% 2802 ± 3% perf-stat.i.minor-faults
2939 -4.7% 2802 ± 3% perf-stat.i.page-faults
0.06 ± 3% +12.4% 0.07 perf-stat.overall.MPKI
0.66 -0.1 0.60 perf-stat.overall.branch-miss-rate%
1.21 +7.2% 1.29 perf-stat.overall.cpi
19007 ± 4% -4.8% 18099 perf-stat.overall.cycles-between-cache-misses
0.83 -6.7% 0.77 perf-stat.overall.ipc
9437 -10.7% 8432 perf-stat.overall.path-length
3.379e+10 -6.3% 3.168e+10 perf-stat.ps.branch-instructions
2.235e+08 -14.7% 1.907e+08 perf-stat.ps.branch-misses
10302839 ± 3% +5.1% 10830052 perf-stat.ps.cache-misses
1.769e+08 +5.5% 1.866e+08 perf-stat.ps.cache-references
3413010 -48.3% 1764901 ± 4% perf-stat.ps.context-switches
593.61 ± 5% -24.9% 445.66 ± 5% perf-stat.ps.cpu-migrations
1.621e+11 -6.5% 1.515e+11 perf-stat.ps.instructions
2925 -4.6% 2790 ± 3% perf-stat.ps.minor-faults
2925 -4.6% 2790 ± 3% perf-stat.ps.page-faults
4.92e+13 -6.8% 4.585e+13 perf-stat.total.instructions
31.84 -2.7 29.18 perf-profile.calltrace.cycles-pp.accept_connection.accept_connections.main
31.84 -2.7 29.18 perf-profile.calltrace.cycles-pp.accept_connections.main
31.84 -2.7 29.18 perf-profile.calltrace.cycles-pp.process_requests.spawn_child.accept_connection.accept_connections.main
31.84 -2.7 29.18 perf-profile.calltrace.cycles-pp.spawn_child.accept_connection.accept_connections.main
30.99 -2.4 28.57 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.process_requests.spawn_child.accept_connection.accept_connections
30.95 -2.4 28.54 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.process_requests.spawn_child.accept_connection
5.78 ± 3% -2.3 3.49 ± 6% perf-profile.calltrace.cycles-pp.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames
30.15 -2.1 28.04 ± 2% perf-profile.calltrace.cycles-pp.__x64_sys_recvfrom.do_syscall_64.entry_SYSCALL_64_after_hwframe.process_requests.spawn_child
30.09 -2.1 28.00 ± 2% perf-profile.calltrace.cycles-pp.__sys_recvfrom.__x64_sys_recvfrom.do_syscall_64.entry_SYSCALL_64_after_hwframe.process_requests
29.70 -2.0 27.71 ± 2% perf-profile.calltrace.cycles-pp.sock_recvmsg.__sys_recvfrom.__x64_sys_recvfrom.do_syscall_64.entry_SYSCALL_64_after_hwframe
29.60 -2.0 27.64 ± 2% perf-profile.calltrace.cycles-pp.inet_recvmsg.sock_recvmsg.__sys_recvfrom.__x64_sys_recvfrom.do_syscall_64
28.26 -1.9 26.33 perf-profile.calltrace.cycles-pp.tcp_recvmsg_locked.tcp_recvmsg.inet_recvmsg.sock_recvmsg.__sys_recvfrom
29.50 -1.9 27.57 ± 2% perf-profile.calltrace.cycles-pp.tcp_recvmsg.inet_recvmsg.sock_recvmsg.__sys_recvfrom.__x64_sys_recvfrom
6.52 ± 2% -1.8 4.73 ± 2% perf-profile.calltrace.cycles-pp.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.splice_to_socket
6.31 ± 2% -1.8 4.52 ± 2% perf-profile.calltrace.cycles-pp.tcp_write_xmit.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
4.32 ± 3% -1.8 2.55 ± 6% perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg
3.97 ± 3% -1.6 2.34 ± 6% perf-profile.calltrace.cycles-pp.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames.tcp_sendmsg_locked
2.36 ± 3% -1.6 0.75 ± 24% perf-profile.calltrace.cycles-pp.__wake_up_common.__wake_up_sync_key.sock_def_readable.tcp_data_queue.tcp_rcv_established
2.17 ± 10% -1.5 0.66 ± 5% perf-profile.calltrace.cycles-pp.try_to_wake_up.__wake_up_common.__wake_up_sync_key.sock_def_readable.tcp_data_queue
3.07 ± 3% -1.3 1.81 ± 6% perf-profile.calltrace.cycles-pp.sk_wait_data.tcp_recvmsg_locked.tcp_recvmsg.inet_recvmsg.sock_recvmsg
6.67 ± 2% -1.2 5.42 ± 4% perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_recvmsg_locked.tcp_recvmsg.inet_recvmsg.sock_recvmsg
2.59 ± 3% -1.2 1.37 ± 4% perf-profile.calltrace.cycles-pp.sock_def_readable.tcp_data_queue.tcp_rcv_established.tcp_v4_do_rcv.tcp_v4_rcv
2.47 ± 3% -1.2 1.27 ± 4% perf-profile.calltrace.cycles-pp.__wake_up_sync_key.sock_def_readable.tcp_data_queue.tcp_rcv_established.tcp_v4_do_rcv
3.26 ± 3% -1.2 2.11 ± 7% perf-profile.calltrace.cycles-pp.__release_sock.release_sock.tcp_sendmsg.sock_sendmsg.splice_to_socket
18.37 -1.1 17.24 perf-profile.calltrace.cycles-pp.__dev_queue_xmit.ip_finish_output2.ip_output.__ip_queue_xmit.__tcp_transmit_skb
6.41 ± 3% -1.1 5.29 ± 5% perf-profile.calltrace.cycles-pp.__ip_queue_xmit.__tcp_transmit_skb.tcp_recvmsg_locked.tcp_recvmsg.inet_recvmsg
2.62 ± 3% -1.1 1.54 ± 6% perf-profile.calltrace.cycles-pp.wait_woken.sk_wait_data.tcp_recvmsg_locked.tcp_recvmsg.inet_recvmsg
3.84 ± 2% -1.1 2.78 ± 5% perf-profile.calltrace.cycles-pp.release_sock.tcp_sendmsg.sock_sendmsg.splice_to_socket.direct_splice_actor
6.24 ± 3% -1.1 5.19 ± 5% perf-profile.calltrace.cycles-pp.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_recvmsg_locked.tcp_recvmsg
2.49 ± 3% -1.0 1.46 ± 6% perf-profile.calltrace.cycles-pp.schedule_timeout.wait_woken.sk_wait_data.tcp_recvmsg_locked.tcp_recvmsg
6.16 ± 3% -1.0 5.14 ± 5% perf-profile.calltrace.cycles-pp.ip_finish_output2.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_recvmsg_locked
2.38 ± 3% -1.0 1.40 ± 6% perf-profile.calltrace.cycles-pp.schedule.schedule_timeout.wait_woken.sk_wait_data.tcp_recvmsg_locked
2.34 ± 3% -1.0 1.37 ± 6% perf-profile.calltrace.cycles-pp.__schedule.schedule.schedule_timeout.wait_woken.sk_wait_data
2.47 ± 10% -1.0 1.51 ± 10% perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames.tcp_rcv_established.tcp_v4_do_rcv
2.41 ± 3% -0.9 1.51 ± 7% perf-profile.calltrace.cycles-pp.__tcp_push_pending_frames.tcp_rcv_established.tcp_v4_do_rcv.__release_sock.release_sock
2.39 ± 3% -0.9 1.50 ± 7% perf-profile.calltrace.cycles-pp.tcp_write_xmit.__tcp_push_pending_frames.tcp_rcv_established.tcp_v4_do_rcv.__release_sock
15.89 -0.8 15.11 perf-profile.calltrace.cycles-pp.__local_bh_enable_ip.__dev_queue_xmit.ip_finish_output2.ip_output.__ip_queue_xmit
15.77 -0.8 15.01 perf-profile.calltrace.cycles-pp.do_softirq.__local_bh_enable_ip.__dev_queue_xmit.ip_finish_output2.ip_output
2.18 ± 3% -0.8 1.42 ± 6% perf-profile.calltrace.cycles-pp.tcp_rcv_established.tcp_v4_do_rcv.__release_sock.release_sock.tcp_sendmsg
2.18 ± 3% -0.8 1.42 ± 7% perf-profile.calltrace.cycles-pp.tcp_v4_do_rcv.__release_sock.release_sock.tcp_sendmsg.sock_sendmsg
2.01 ± 4% -0.7 1.27 ± 7% perf-profile.calltrace.cycles-pp.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames.tcp_rcv_established
15.60 -0.7 14.87 perf-profile.calltrace.cycles-pp.handle_softirqs.do_softirq.__local_bh_enable_ip.__dev_queue_xmit.ip_finish_output2
1.44 ± 2% -0.7 0.79 ± 6% perf-profile.calltrace.cycles-pp.exit_to_user_mode_loop.do_syscall_64.entry_SYSCALL_64_after_hwframe.sendfile64.sendfile_tcp_stream
14.82 -0.6 14.19 perf-profile.calltrace.cycles-pp.net_rx_action.handle_softirqs.do_softirq.__local_bh_enable_ip.__dev_queue_xmit
1.06 ± 3% -0.6 0.50 ± 38% perf-profile.calltrace.cycles-pp.schedule.exit_to_user_mode_loop.do_syscall_64.entry_SYSCALL_64_after_hwframe.sendfile64
1.03 ± 2% -0.5 0.49 ± 38% perf-profile.calltrace.cycles-pp.__schedule.schedule.exit_to_user_mode_loop.do_syscall_64.entry_SYSCALL_64_after_hwframe
1.13 ± 4% -0.4 0.68 ± 6% perf-profile.calltrace.cycles-pp.try_to_block_task.__schedule.schedule.schedule_timeout.wait_woken
13.72 -0.4 13.27 perf-profile.calltrace.cycles-pp.__napi_poll.net_rx_action.handle_softirqs.do_softirq.__local_bh_enable_ip
13.64 -0.4 13.22 perf-profile.calltrace.cycles-pp.process_backlog.__napi_poll.net_rx_action.handle_softirqs.do_softirq
1.06 ± 4% -0.4 0.64 ± 7% perf-profile.calltrace.cycles-pp.dequeue_task_fair.try_to_block_task.__schedule.schedule.schedule_timeout
1.02 ± 4% -0.4 0.62 ± 7% perf-profile.calltrace.cycles-pp.dequeue_entities.dequeue_task_fair.try_to_block_task.__schedule.schedule
13.22 -0.4 12.86 perf-profile.calltrace.cycles-pp.__netif_receive_skb_one_core.process_backlog.__napi_poll.net_rx_action.handle_softirqs
1.30 ± 2% -0.3 1.00 ± 2% perf-profile.calltrace.cycles-pp.__alloc_skb.tcp_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
1.94 -0.3 1.67 ± 2% perf-profile.calltrace.cycles-pp.tcp_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.splice_to_socket
0.79 ± 3% -0.2 0.54 ± 4% perf-profile.calltrace.cycles-pp.kmem_cache_alloc_node_noprof.__alloc_skb.tcp_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg
0.58 -0.1 0.51 perf-profile.calltrace.cycles-pp.arch_exit_to_user_mode_prepare.do_syscall_64.entry_SYSCALL_64_after_hwframe.sendfile64.sendfile_tcp_stream
0.70 +0.0 0.72 perf-profile.calltrace.cycles-pp.atime_needs_update.touch_atime.filemap_splice_read.splice_direct_to_actor.do_splice_direct
0.79 +0.0 0.81 perf-profile.calltrace.cycles-pp.touch_atime.filemap_splice_read.splice_direct_to_actor.do_splice_direct.do_sendfile
0.58 +0.0 0.60 perf-profile.calltrace.cycles-pp.ktime_get.tcp_write_xmit.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg
0.99 +0.0 1.02 perf-profile.calltrace.cycles-pp.touch_atime.splice_direct_to_actor.do_splice_direct.do_sendfile.__x64_sys_sendfile64
0.84 +0.0 0.88 perf-profile.calltrace.cycles-pp.atime_needs_update.touch_atime.splice_direct_to_actor.do_splice_direct.do_sendfile
1.37 +0.1 1.43 perf-profile.calltrace.cycles-pp.iov_iter_extract_pages.skb_splice_from_iter.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
1.27 +0.1 1.33 perf-profile.calltrace.cycles-pp.clear_bhb_loop.sendfile64.sendfile_tcp_stream.main
0.79 ± 2% +0.1 0.86 ± 2% perf-profile.calltrace.cycles-pp.tcp_current_mss.tcp_send_mss.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
1.75 +0.1 1.82 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64.sendfile64.sendfile_tcp_stream.main
1.02 +0.1 1.10 perf-profile.calltrace.cycles-pp.tcp_send_mss.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.splice_to_socket
0.94 +0.1 1.04 perf-profile.calltrace.cycles-pp.folios_put_refs.filemap_splice_read.splice_direct_to_actor.do_splice_direct.do_sendfile
0.85 +0.2 1.03 ± 3% perf-profile.calltrace.cycles-pp.skb_attempt_defer_free.tcp_recvmsg_locked.tcp_recvmsg.inet_recvmsg.sock_recvmsg
0.79 ± 2% +0.2 0.98 ± 3% perf-profile.calltrace.cycles-pp.skb_release_data.skb_attempt_defer_free.tcp_recvmsg_locked.tcp_recvmsg.inet_recvmsg
1.86 +0.2 2.05 perf-profile.calltrace.cycles-pp.skb_append_pagefrags.skb_splice_from_iter.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
0.47 ± 37% +0.2 0.66 ± 4% perf-profile.calltrace.cycles-pp.tcp_event_new_data_sent.tcp_write_xmit.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
1.65 +0.2 1.87 perf-profile.calltrace.cycles-pp.splice_folio_into_pipe.filemap_splice_read.splice_direct_to_actor.do_splice_direct.do_sendfile
2.12 ± 3% +0.2 2.35 ± 3% perf-profile.calltrace.cycles-pp.tcp_ack.tcp_rcv_established.tcp_v4_do_rcv.tcp_v4_rcv.ip_protocol_deliver_rcu
2.16 +0.2 2.40 perf-profile.calltrace.cycles-pp.filemap_get_read_batch.filemap_get_pages.filemap_splice_read.splice_direct_to_actor.do_splice_direct
2.54 +0.3 2.79 perf-profile.calltrace.cycles-pp.filemap_get_pages.filemap_splice_read.splice_direct_to_actor.do_splice_direct.do_sendfile
10.85 +0.3 11.13 perf-profile.calltrace.cycles-pp._copy_to_iter.__skb_datagram_iter.skb_copy_datagram_iter.tcp_recvmsg_locked.tcp_recvmsg
0.95 ± 2% +0.3 1.25 ± 2% perf-profile.calltrace.cycles-pp.page_cache_pipe_buf_release.splice_to_socket.direct_splice_actor.splice_direct_to_actor.do_splice_direct
4.18 +0.3 4.49 perf-profile.calltrace.cycles-pp.skb_splice_from_iter.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.splice_to_socket
1.86 ± 3% +0.3 2.17 ± 3% perf-profile.calltrace.cycles-pp.tcp_clean_rtx_queue.tcp_ack.tcp_rcv_established.tcp_v4_do_rcv.tcp_v4_rcv
0.67 ± 8% +0.5 1.18 ± 6% perf-profile.calltrace.cycles-pp.page_counter_uncharge.drain_stock.refill_stock.__sk_mem_reduce_allocated.tcp_clean_rtx_queue
0.74 ± 8% +0.5 1.24 ± 6% perf-profile.calltrace.cycles-pp.refill_stock.__sk_mem_reduce_allocated.tcp_clean_rtx_queue.tcp_ack.tcp_rcv_established
0.68 ± 8% +0.5 1.19 ± 6% perf-profile.calltrace.cycles-pp.drain_stock.refill_stock.__sk_mem_reduce_allocated.tcp_clean_rtx_queue.tcp_ack
0.99 ± 6% +0.5 1.50 ± 5% perf-profile.calltrace.cycles-pp.__sk_mem_reduce_allocated.tcp_clean_rtx_queue.tcp_ack.tcp_rcv_established.tcp_v4_do_rcv
0.67 ± 8% +0.5 1.21 ± 5% perf-profile.calltrace.cycles-pp.page_counter_uncharge.drain_stock.refill_stock.__sk_mem_reduce_allocated.tcp_recvmsg_locked
0.68 ± 8% +0.5 1.22 ± 5% perf-profile.calltrace.cycles-pp.drain_stock.refill_stock.__sk_mem_reduce_allocated.tcp_recvmsg_locked.tcp_recvmsg
0.74 ± 7% +0.5 1.28 ± 5% perf-profile.calltrace.cycles-pp.refill_stock.__sk_mem_reduce_allocated.tcp_recvmsg_locked.tcp_recvmsg.inet_recvmsg
1.00 ± 5% +0.6 1.56 ± 4% perf-profile.calltrace.cycles-pp.__sk_mem_reduce_allocated.tcp_recvmsg_locked.tcp_recvmsg.inet_recvmsg.sock_recvmsg
7.54 +0.7 8.21 perf-profile.calltrace.cycles-pp.filemap_splice_read.splice_direct_to_actor.do_splice_direct.do_sendfile.__x64_sys_sendfile64
1.30 ± 6% +1.1 2.40 ± 4% perf-profile.calltrace.cycles-pp.page_counter_try_charge.try_charge_memcg.mem_cgroup_sk_charge.__sk_mem_raise_allocated.__sk_mem_schedule
1.75 ± 7% +1.1 2.86 ± 4% perf-profile.calltrace.cycles-pp.try_charge_memcg.mem_cgroup_sk_charge.__sk_mem_raise_allocated.__sk_mem_schedule.tcp_wmem_schedule
2.26 ± 5% +1.1 3.38 ± 3% perf-profile.calltrace.cycles-pp.mem_cgroup_sk_charge.__sk_mem_raise_allocated.__sk_mem_schedule.tcp_wmem_schedule.tcp_sendmsg_locked
1.20 ± 24% +1.3 2.54 ± 12% perf-profile.calltrace.cycles-pp.try_charge_memcg.mem_cgroup_sk_charge.__sk_mem_raise_allocated.__sk_mem_schedule.tcp_try_rmem_schedule
1.32 ± 22% +1.4 2.67 ± 11% perf-profile.calltrace.cycles-pp.mem_cgroup_sk_charge.__sk_mem_raise_allocated.__sk_mem_schedule.tcp_try_rmem_schedule.tcp_data_queue
1.98 ± 2% +1.4 3.38 ± 3% perf-profile.calltrace.cycles-pp.tcp_try_rmem_schedule.tcp_data_queue.tcp_rcv_established.tcp_v4_do_rcv.tcp_v4_rcv
2.54 ± 10% +1.4 3.94 ± 7% perf-profile.calltrace.cycles-pp.__sk_mem_raise_allocated.__sk_mem_schedule.tcp_try_rmem_schedule.tcp_data_queue.tcp_rcv_established
2.55 ± 10% +1.4 3.96 ± 7% perf-profile.calltrace.cycles-pp.__sk_mem_schedule.tcp_try_rmem_schedule.tcp_data_queue.tcp_rcv_established.tcp_v4_do_rcv
7.12 ± 3% +2.1 9.18 ± 3% perf-profile.calltrace.cycles-pp.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.tcp_sendmsg_locked
7.37 ± 3% +2.1 9.47 ± 3% perf-profile.calltrace.cycles-pp.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.tcp_sendmsg_locked.tcp_sendmsg
8.21 ± 3% +2.2 10.42 ± 3% perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_write_xmit.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
9.36 ± 3% +2.5 11.82 ± 3% perf-profile.calltrace.cycles-pp.tcp_write_xmit.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.splice_to_socket
39.14 +2.5 41.64 perf-profile.calltrace.cycles-pp.tcp_sendmsg.sock_sendmsg.splice_to_socket.direct_splice_actor.splice_direct_to_actor
39.98 +2.5 42.50 perf-profile.calltrace.cycles-pp.sock_sendmsg.splice_to_socket.direct_splice_actor.splice_direct_to_actor.do_splice_direct
8.64 +2.7 11.31 perf-profile.calltrace.cycles-pp.__sk_mem_raise_allocated.__sk_mem_schedule.tcp_wmem_schedule.tcp_sendmsg_locked.tcp_sendmsg
8.74 +2.7 11.42 perf-profile.calltrace.cycles-pp.__sk_mem_schedule.tcp_wmem_schedule.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
8.88 +2.7 11.58 perf-profile.calltrace.cycles-pp.tcp_wmem_schedule.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.splice_to_socket
43.74 +2.9 46.63 perf-profile.calltrace.cycles-pp.splice_to_socket.direct_splice_actor.splice_direct_to_actor.do_splice_direct.do_sendfile
44.23 +2.9 47.12 perf-profile.calltrace.cycles-pp.direct_splice_actor.splice_direct_to_actor.do_splice_direct.do_sendfile.__x64_sys_sendfile64
60.46 +3.1 63.59 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.sendfile64.sendfile_tcp_stream.main
60.67 +3.1 63.81 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.sendfile64.sendfile_tcp_stream.main
63.34 +3.2 66.56 perf-profile.calltrace.cycles-pp.sendfile64.sendfile_tcp_stream.main
65.55 +3.2 68.78 perf-profile.calltrace.cycles-pp.sendfile_tcp_stream.main
34.07 +3.5 37.60 perf-profile.calltrace.cycles-pp.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.splice_to_socket.direct_splice_actor
53.65 +3.6 57.27 perf-profile.calltrace.cycles-pp.splice_direct_to_actor.do_splice_direct.do_sendfile.__x64_sys_sendfile64.do_syscall_64
53.90 +3.6 57.54 perf-profile.calltrace.cycles-pp.do_splice_direct.do_sendfile.__x64_sys_sendfile64.do_syscall_64.entry_SYSCALL_64_after_hwframe
56.36 +3.7 60.06 perf-profile.calltrace.cycles-pp.do_sendfile.__x64_sys_sendfile64.do_syscall_64.entry_SYSCALL_64_after_hwframe.sendfile64
57.94 +3.8 61.73 perf-profile.calltrace.cycles-pp.__x64_sys_sendfile64.do_syscall_64.entry_SYSCALL_64_after_hwframe.sendfile64.sendfile_tcp_stream
9.76 -2.9 6.91 perf-profile.children.cycles-pp.__tcp_push_pending_frames
31.84 -2.7 29.18 perf-profile.children.cycles-pp.accept_connection
31.84 -2.7 29.18 perf-profile.children.cycles-pp.accept_connections
31.84 -2.7 29.18 perf-profile.children.cycles-pp.process_requests
31.84 -2.7 29.18 perf-profile.children.cycles-pp.spawn_child
30.62 -2.3 28.30 perf-profile.children.cycles-pp.__x64_sys_recvfrom
30.56 -2.3 28.26 perf-profile.children.cycles-pp.__sys_recvfrom
30.17 -2.2 27.97 ± 2% perf-profile.children.cycles-pp.sock_recvmsg
30.07 -2.2 27.90 ± 2% perf-profile.children.cycles-pp.inet_recvmsg
28.76 -2.1 26.61 perf-profile.children.cycles-pp.tcp_recvmsg_locked
29.98 -2.1 27.84 ± 2% perf-profile.children.cycles-pp.tcp_recvmsg
4.76 ± 2% -2.0 2.76 ± 6% perf-profile.children.cycles-pp.__schedule
4.38 ± 3% -1.8 2.54 ± 6% perf-profile.children.cycles-pp.schedule
22.03 -1.7 20.30 perf-profile.children.cycles-pp.__tcp_transmit_skb
3.55 ± 3% -1.5 2.08 ± 6% perf-profile.children.cycles-pp.sk_wait_data
20.17 -1.5 18.70 perf-profile.children.cycles-pp.__ip_queue_xmit
19.47 -1.3 18.14 perf-profile.children.cycles-pp.ip_output
19.12 -1.3 17.84 perf-profile.children.cycles-pp.ip_finish_output2
3.18 ± 3% -1.3 1.91 ± 5% perf-profile.children.cycles-pp.wait_woken
3.05 ± 3% -1.2 1.82 ± 6% perf-profile.children.cycles-pp.schedule_timeout
18.66 -1.2 17.47 perf-profile.children.cycles-pp.__dev_queue_xmit
4.18 ± 2% -1.1 3.08 ± 4% perf-profile.children.cycles-pp.__release_sock
4.98 -1.0 3.94 ± 3% perf-profile.children.cycles-pp.release_sock
2.21 ± 2% -1.0 1.24 ± 6% perf-profile.children.cycles-pp.exit_to_user_mode_loop
2.30 ± 3% -0.9 1.43 ± 5% perf-profile.children.cycles-pp.try_to_wake_up
2.42 ± 3% -0.9 1.55 ± 5% perf-profile.children.cycles-pp.__wake_up_common
2.61 ± 3% -0.9 1.75 ± 4% perf-profile.children.cycles-pp.sock_def_readable
2.49 ± 3% -0.9 1.63 ± 5% perf-profile.children.cycles-pp.__wake_up_sync_key
16.26 -0.8 15.46 perf-profile.children.cycles-pp.__local_bh_enable_ip
15.84 -0.8 15.07 perf-profile.children.cycles-pp.do_softirq
15.71 -0.7 14.96 perf-profile.children.cycles-pp.handle_softirqs
14.92 -0.6 14.27 perf-profile.children.cycles-pp.net_rx_action
1.34 ± 2% -0.6 0.72 ± 6% perf-profile.children.cycles-pp.__pick_next_task
1.44 ± 3% -0.6 0.84 ± 6% perf-profile.children.cycles-pp.ttwu_do_activate
1.31 ± 2% -0.6 0.71 ± 5% perf-profile.children.cycles-pp.pick_next_task_fair
13.35 -0.5 12.80 perf-profile.children.cycles-pp.tcp_v4_do_rcv
13.02 -0.5 12.49 perf-profile.children.cycles-pp.tcp_rcv_established
1.71 -0.5 1.25 ± 2% perf-profile.children.cycles-pp.__alloc_skb
1.14 ± 3% -0.5 0.68 ± 6% perf-profile.children.cycles-pp.enqueue_task
1.15 ± 4% -0.5 0.70 ± 6% perf-profile.children.cycles-pp.try_to_block_task
13.78 -0.5 13.33 perf-profile.children.cycles-pp.__napi_poll
13.70 -0.4 13.27 perf-profile.children.cycles-pp.process_backlog
1.08 ± 4% -0.4 0.65 ± 6% perf-profile.children.cycles-pp.enqueue_task_fair
1.08 ± 4% -0.4 0.66 ± 6% perf-profile.children.cycles-pp.dequeue_task_fair
1.04 ± 4% -0.4 0.64 ± 6% perf-profile.children.cycles-pp.dequeue_entities
1.29 -0.4 0.90 ± 3% perf-profile.children.cycles-pp.kmem_cache_alloc_node_noprof
13.28 -0.4 12.92 perf-profile.children.cycles-pp.__netif_receive_skb_one_core
0.84 ± 3% -0.4 0.48 ± 6% perf-profile.children.cycles-pp.update_curr
0.81 ± 3% -0.3 0.46 ± 6% perf-profile.children.cycles-pp.switch_mm_irqs_off
2.07 -0.3 1.75 ± 2% perf-profile.children.cycles-pp.tcp_stream_alloc_skb
0.72 ± 2% -0.3 0.42 ± 6% perf-profile.children.cycles-pp.update_load_avg
0.65 ± 2% -0.3 0.36 ± 6% perf-profile.children.cycles-pp.enqueue_entity
0.60 ± 3% -0.3 0.34 ± 7% perf-profile.children.cycles-pp.dequeue_entity
0.42 ± 3% -0.2 0.18 ± 6% perf-profile.children.cycles-pp.pick_task_fair
0.99 -0.2 0.77 ± 3% perf-profile.children.cycles-pp.__cond_resched
0.52 ± 4% -0.2 0.30 ± 7% perf-profile.children.cycles-pp.update_se
0.47 ± 2% -0.2 0.27 ± 7% perf-profile.children.cycles-pp.__rseq_handle_notify_resume
2.66 -0.2 2.47 perf-profile.children.cycles-pp.its_return_thunk
0.45 ± 2% -0.2 0.26 ± 5% perf-profile.children.cycles-pp.set_next_entity
0.89 -0.2 0.72 perf-profile.children.cycles-pp.arch_exit_to_user_mode_prepare
0.66 ± 2% -0.2 0.49 ± 2% perf-profile.children.cycles-pp.__kfree_skb
0.26 ± 4% -0.2 0.08 ± 8% perf-profile.children.cycles-pp.__pick_eevdf
0.42 ± 3% -0.2 0.25 ± 5% perf-profile.children.cycles-pp.switch_fpu_return
0.82 -0.2 0.67 perf-profile.children.cycles-pp.kmem_cache_free
0.84 ± 2% -0.1 0.70 ± 4% perf-profile.children.cycles-pp.skb_defer_free_flush
0.68 ± 7% -0.1 0.54 ± 3% perf-profile.children.cycles-pp.ip_rcv
1.13 -0.1 0.99 perf-profile.children.cycles-pp.dev_hard_start_xmit
0.32 ± 3% -0.1 0.18 ± 4% perf-profile.children.cycles-pp.restore_fpregs_from_fpstate
0.38 ± 2% -0.1 0.24 ± 6% perf-profile.children.cycles-pp.prepare_task_switch
0.30 ± 3% -0.1 0.18 ± 7% perf-profile.children.cycles-pp.rseq_ip_fixup
0.32 ± 3% -0.1 0.20 ± 5% perf-profile.children.cycles-pp.put_prev_entity
0.29 ± 3% -0.1 0.16 ± 6% perf-profile.children.cycles-pp.wakeup_preempt
1.03 -0.1 0.91 perf-profile.children.cycles-pp.loopback_xmit
0.28 ± 2% -0.1 0.17 ± 7% perf-profile.children.cycles-pp.__switch_to
0.30 -0.1 0.19 ± 3% perf-profile.children.cycles-pp.__tcp_send_ack
0.22 ± 4% -0.1 0.11 ± 5% perf-profile.children.cycles-pp.__dequeue_entity
0.24 ± 2% -0.1 0.14 ± 5% perf-profile.children.cycles-pp.__update_load_avg_se
0.28 ± 5% -0.1 0.18 ± 7% perf-profile.children.cycles-pp.avg_vruntime
0.19 ± 3% -0.1 0.11 ± 8% perf-profile.children.cycles-pp.os_xsave
0.53 -0.1 0.44 perf-profile.children.cycles-pp.tcp_mstamp_refresh
0.54 -0.1 0.46 perf-profile.children.cycles-pp.__inet_lookup_skb
0.24 ± 13% -0.1 0.16 ± 11% perf-profile.children.cycles-pp.select_task_rq
0.19 ± 3% -0.1 0.11 ± 5% perf-profile.children.cycles-pp.__update_load_avg_cfs_rq
0.13 ± 5% -0.1 0.06 ± 8% perf-profile.children.cycles-pp.vruntime_eligible
0.41 ± 2% -0.1 0.33 ± 4% perf-profile.children.cycles-pp._find_next_bit
0.19 ± 3% -0.1 0.12 ± 5% perf-profile.children.cycles-pp.check_preempt_wakeup_fair
0.18 ± 3% -0.1 0.11 ± 7% perf-profile.children.cycles-pp.___perf_sw_event
0.17 ± 8% -0.1 0.10 ± 11% perf-profile.children.cycles-pp.do_perf_trace_sched_stat_runtime
0.21 ± 3% -0.1 0.14 ± 7% perf-profile.children.cycles-pp.__enqueue_entity
0.16 ± 2% -0.1 0.10 ± 5% perf-profile.children.cycles-pp.rseq_get_rseq_cs
0.44 -0.1 0.37 perf-profile.children.cycles-pp.__inet_lookup_established
0.36 -0.1 0.29 perf-profile.children.cycles-pp.kmalloc_reserve
0.22 ± 6% -0.1 0.15 ± 7% perf-profile.children.cycles-pp.recv_tcp_stream
0.43 -0.1 0.36 ± 4% perf-profile.children.cycles-pp.sched_clock_cpu
0.25 ± 4% -0.1 0.19 ± 2% perf-profile.children.cycles-pp._raw_spin_lock
0.20 ± 16% -0.1 0.13 ± 15% perf-profile.children.cycles-pp.select_task_rq_fair
0.51 ± 2% -0.1 0.45 ± 2% perf-profile.children.cycles-pp.syscall_return_via_sysret
0.16 ± 7% -0.1 0.09 ± 7% perf-profile.children.cycles-pp.raw_spin_rq_lock_nested
0.16 ± 5% -0.1 0.10 ± 6% perf-profile.children.cycles-pp.do_perf_trace_sched_wakeup_template
1.29 -0.1 1.23 perf-profile.children.cycles-pp.ktime_get
0.16 ± 2% -0.1 0.10 ± 5% perf-profile.children.cycles-pp.update_rq_clock
0.14 ± 3% -0.1 0.08 ± 8% perf-profile.children.cycles-pp.rseq_update_cpu_node_id
0.14 ± 2% -0.1 0.08 ± 8% perf-profile.children.cycles-pp.update_rq_clock_task
0.33 ± 2% -0.1 0.28 ± 4% perf-profile.children.cycles-pp.native_sched_clock
0.39 -0.1 0.33 ± 4% perf-profile.children.cycles-pp.sched_clock
0.14 ± 3% -0.1 0.08 ± 8% perf-profile.children.cycles-pp.__get_user_8
0.46 -0.1 0.41 perf-profile.children.cycles-pp.skb_clone
0.35 -0.1 0.30 ± 2% perf-profile.children.cycles-pp.tcp_rcv_space_adjust
0.31 -0.1 0.26 perf-profile.children.cycles-pp.validate_xmit_skb
0.34 -0.1 0.29 perf-profile.children.cycles-pp.__netif_receive_skb_core
0.10 ± 4% -0.0 0.06 ± 8% perf-profile.children.cycles-pp.__wrgsbase_inactive
0.18 ± 8% -0.0 0.13 ± 5% perf-profile.children.cycles-pp.place_entity
0.39 -0.0 0.34 perf-profile.children.cycles-pp.__netif_rx
0.13 ± 6% -0.0 0.08 ± 7% perf-profile.children.cycles-pp.update_cfs_group
0.12 ± 4% -0.0 0.07 perf-profile.children.cycles-pp.tcp_ack_update_rtt
0.26 ± 3% -0.0 0.22 ± 3% perf-profile.children.cycles-pp.mem_cgroup_sk_uncharge
0.36 -0.0 0.32 ± 2% perf-profile.children.cycles-pp.netif_rx_internal
0.22 -0.0 0.18 perf-profile.children.cycles-pp.__ip_local_out
0.10 ± 17% -0.0 0.06 ± 17% perf-profile.children.cycles-pp.recv
0.15 ± 9% -0.0 0.11 ± 5% perf-profile.children.cycles-pp.skb_release_head_state
0.33 -0.0 0.29 perf-profile.children.cycles-pp.enqueue_to_backlog
0.10 ± 5% -0.0 0.06 ± 7% perf-profile.children.cycles-pp.finish_task_switch
0.15 ± 8% -0.0 0.11 ± 5% perf-profile.children.cycles-pp.update_entity_lag
0.61 -0.0 0.58 perf-profile.children.cycles-pp.__put_user_8
0.07 ± 4% -0.0 0.04 ± 57% perf-profile.children.cycles-pp.perf_tp_event
0.45 -0.0 0.42 ± 3% perf-profile.children.cycles-pp.irqtime_account_irq
0.13 -0.0 0.10 ± 4% perf-profile.children.cycles-pp._find_first_bit
0.24 -0.0 0.21 ± 2% perf-profile.children.cycles-pp.rcu_all_qs
0.19 ± 2% -0.0 0.16 ± 2% perf-profile.children.cycles-pp.ip_rcv_core
0.09 ± 5% -0.0 0.06 ± 9% perf-profile.children.cycles-pp.rb_next
0.07 ± 6% -0.0 0.04 ± 57% perf-profile.children.cycles-pp.add_wait_queue
0.77 -0.0 0.75 perf-profile.children.cycles-pp.read_tsc
0.14 -0.0 0.12 ± 4% perf-profile.children.cycles-pp.__ip_finish_output
0.10 ± 7% -0.0 0.08 ± 14% perf-profile.children.cycles-pp.tcp_add_backlog
0.12 ± 5% -0.0 0.10 ± 5% perf-profile.children.cycles-pp.__sk_dst_check
0.15 ± 2% -0.0 0.12 ± 4% perf-profile.children.cycles-pp.netif_skb_features
0.10 ± 9% -0.0 0.07 ± 9% perf-profile.children.cycles-pp.__calc_delta
0.12 ± 4% -0.0 0.09 ± 5% perf-profile.children.cycles-pp.sk_filter_trim_cap
0.17 -0.0 0.15 ± 2% perf-profile.children.cycles-pp.tcp_skb_entail
0.13 ± 3% -0.0 0.10 ± 4% perf-profile.children.cycles-pp._raw_spin_unlock_irqrestore
0.09 ± 5% -0.0 0.07 ± 5% perf-profile.children.cycles-pp.ipv4_dst_check
0.08 -0.0 0.06 ± 6% perf-profile.children.cycles-pp.tcp_options_write
0.11 ± 4% -0.0 0.09 ± 5% perf-profile.children.cycles-pp.tcp_v4_fill_cb
0.12 ± 4% -0.0 0.10 ± 3% perf-profile.children.cycles-pp.ip_send_check
0.11 ± 4% -0.0 0.09 ± 5% perf-profile.children.cycles-pp.inet_ehashfn
0.07 ± 7% -0.0 0.05 perf-profile.children.cycles-pp.tcp_rate_skb_delivered
0.08 ± 6% -0.0 0.06 perf-profile.children.cycles-pp.ip_skb_dst_mtu
0.10 ± 5% -0.0 0.08 perf-profile.children.cycles-pp.sock_from_file
0.08 ± 6% -0.0 0.06 ± 6% perf-profile.children.cycles-pp.ip_finish_output
0.12 -0.0 0.11 ± 4% perf-profile.children.cycles-pp.tcp_event_data_recv
0.07 -0.0 0.06 ± 5% perf-profile.children.cycles-pp.__build_skb_around
0.10 ± 3% -0.0 0.09 perf-profile.children.cycles-pp.tcp_inbound_hash
0.06 -0.0 0.05 perf-profile.children.cycles-pp.bpf_skops_write_hdr_opt
0.20 +0.0 0.21 perf-profile.children.cycles-pp.security_file_permission
0.36 +0.0 0.38 perf-profile.children.cycles-pp.xas_load
0.08 ± 6% +0.0 0.10 ± 5% perf-profile.children.cycles-pp.rb_insert_color
0.20 ± 2% +0.0 0.22 ± 3% perf-profile.children.cycles-pp.tcp_queue_rcv
0.65 +0.0 0.67 perf-profile.children.cycles-pp._copy_from_user
0.58 +0.0 0.60 perf-profile.children.cycles-pp.__mod_timer
0.41 +0.0 0.43 perf-profile.children.cycles-pp.iov_iter_advance
0.32 +0.0 0.34 perf-profile.children.cycles-pp.tcp_tso_segs
0.18 ± 2% +0.0 0.20 perf-profile.children.cycles-pp.lock_timer_base
0.32 ± 2% +0.0 0.34 ± 3% perf-profile.children.cycles-pp.page_cache_pipe_buf_confirm
0.11 +0.0 0.13 ± 3% perf-profile.children.cycles-pp.sk_stream_wait_memory
0.79 +0.0 0.82 perf-profile.children.cycles-pp.current_time
0.48 +0.0 0.51 perf-profile.children.cycles-pp.rw_verify_area
0.15 ± 3% +0.0 0.18 ± 4% perf-profile.children.cycles-pp.tcp_rbtree_insert
0.76 ± 2% +0.0 0.81 ± 2% perf-profile.children.cycles-pp.tcp_event_new_data_sent
0.00 +0.1 0.05 ± 6% perf-profile.children.cycles-pp.task_tick_fair
1.35 +0.1 1.40 perf-profile.children.cycles-pp.skb_release_data
1.66 +0.1 1.72 perf-profile.children.cycles-pp.atime_needs_update
1.42 +0.1 1.48 perf-profile.children.cycles-pp.iov_iter_extract_pages
1.84 +0.1 1.90 perf-profile.children.cycles-pp.touch_atime
0.88 ± 2% +0.1 0.94 perf-profile.children.cycles-pp.tcp_current_mss
1.05 +0.1 1.14 perf-profile.children.cycles-pp.tcp_send_mss
0.97 +0.1 1.06 perf-profile.children.cycles-pp.folios_put_refs
1.03 +0.1 1.13 perf-profile.children.cycles-pp._raw_spin_lock_bh
2.44 ± 2% +0.2 2.60 ± 2% perf-profile.children.cycles-pp.tcp_clean_rtx_queue
0.86 +0.2 1.04 ± 3% perf-profile.children.cycles-pp.skb_attempt_defer_free
1.91 +0.2 2.11 perf-profile.children.cycles-pp.skb_append_pagefrags
1.69 +0.2 1.92 perf-profile.children.cycles-pp.splice_folio_into_pipe
2.21 +0.2 2.46 perf-profile.children.cycles-pp.filemap_get_read_batch
2.58 +0.3 2.84 perf-profile.children.cycles-pp.filemap_get_pages
93.22 +0.3 93.48 perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe
10.90 +0.3 11.18 perf-profile.children.cycles-pp._copy_to_iter
0.99 +0.3 1.29 ± 2% perf-profile.children.cycles-pp.page_cache_pipe_buf_release
92.82 +0.3 93.14 perf-profile.children.cycles-pp.do_syscall_64
4.32 +0.3 4.63 perf-profile.children.cycles-pp.skb_splice_from_iter
6.65 +0.4 7.02 perf-profile.children.cycles-pp.tcp_data_queue
7.77 +0.7 8.46 perf-profile.children.cycles-pp.filemap_splice_read
1.56 ± 8% +1.1 2.64 ± 5% perf-profile.children.cycles-pp.refill_stock
1.39 ± 8% +1.1 2.46 ± 6% perf-profile.children.cycles-pp.page_counter_uncharge
1.40 ± 8% +1.1 2.48 ± 6% perf-profile.children.cycles-pp.drain_stock
2.10 ± 5% +1.1 3.19 ± 4% perf-profile.children.cycles-pp.__sk_mem_reduce_allocated
1.62 ± 8% +1.2 2.82 ± 6% perf-profile.children.cycles-pp.page_counter_try_charge
3.30 ± 3% +1.3 4.58 ± 2% perf-profile.children.cycles-pp.tcp_try_rmem_schedule
4.31 ± 6% +2.3 6.66 ± 4% perf-profile.children.cycles-pp.mem_cgroup_sk_charge
3.49 ± 8% +2.4 5.86 ± 4% perf-profile.children.cycles-pp.try_charge_memcg
39.43 +2.5 41.94 perf-profile.children.cycles-pp.tcp_sendmsg
40.24 +2.5 42.75 perf-profile.children.cycles-pp.sock_sendmsg
8.95 +2.7 11.65 perf-profile.children.cycles-pp.tcp_wmem_schedule
65.23 +2.8 68.06 perf-profile.children.cycles-pp.sendfile64
44.14 +2.9 47.04 perf-profile.children.cycles-pp.splice_to_socket
44.46 +2.9 47.37 perf-profile.children.cycles-pp.direct_splice_actor
65.83 +3.2 69.01 perf-profile.children.cycles-pp.sendfile_tcp_stream
34.46 +3.5 37.98 perf-profile.children.cycles-pp.tcp_sendmsg_locked
53.93 +3.6 57.58 perf-profile.children.cycles-pp.splice_direct_to_actor
54.15 +3.7 57.82 perf-profile.children.cycles-pp.do_splice_direct
56.72 +3.7 60.45 perf-profile.children.cycles-pp.do_sendfile
58.25 +3.8 62.00 perf-profile.children.cycles-pp.__x64_sys_sendfile64
12.38 +4.0 16.38 perf-profile.children.cycles-pp.__sk_mem_raise_allocated
12.51 +4.0 16.51 perf-profile.children.cycles-pp.__sk_mem_schedule
0.76 ± 3% -0.3 0.43 ± 6% perf-profile.self.cycles-pp.switch_mm_irqs_off
0.54 ± 3% -0.2 0.31 ± 6% perf-profile.self.cycles-pp.__schedule
0.73 ± 3% -0.2 0.55 perf-profile.self.cycles-pp.kmem_cache_alloc_node_noprof
1.08 -0.2 0.91 perf-profile.self.cycles-pp.__tcp_transmit_skb
0.60 ± 2% -0.2 0.45 ± 2% perf-profile.self.cycles-pp.kmem_cache_free
0.32 ± 3% -0.1 0.18 ± 4% perf-profile.self.cycles-pp.restore_fpregs_from_fpstate
0.18 ± 4% -0.1 0.06 ± 8% perf-profile.self.cycles-pp.__pick_eevdf
0.47 -0.1 0.35 ± 2% perf-profile.self.cycles-pp.tcp_recvmsg_locked
0.27 ± 2% -0.1 0.15 ± 7% perf-profile.self.cycles-pp.update_load_avg
1.41 -0.1 1.30 perf-profile.self.cycles-pp.its_return_thunk
0.50 -0.1 0.39 ± 2% perf-profile.self.cycles-pp.tcp_ack
0.22 ± 4% -0.1 0.12 ± 6% perf-profile.self.cycles-pp.update_curr
0.25 ± 2% -0.1 0.15 ± 6% perf-profile.self.cycles-pp.__switch_to
0.22 ± 2% -0.1 0.13 ± 6% perf-profile.self.cycles-pp.__update_load_avg_se
0.26 ± 5% -0.1 0.16 ± 8% perf-profile.self.cycles-pp.avg_vruntime
0.19 ± 4% -0.1 0.11 ± 8% perf-profile.self.cycles-pp.os_xsave
0.43 ± 4% -0.1 0.35 ± 4% perf-profile.self.cycles-pp.ip_finish_output2
0.32 -0.1 0.24 perf-profile.self.cycles-pp.tcp_clean_rtx_queue
0.19 ± 5% -0.1 0.11 ± 7% perf-profile.self.cycles-pp.update_se
0.18 ± 3% -0.1 0.11 ± 6% perf-profile.self.cycles-pp.exit_to_user_mode_loop
1.25 -0.1 1.17 perf-profile.self.cycles-pp.__skb_datagram_iter
0.18 ± 2% -0.1 0.10 ± 4% perf-profile.self.cycles-pp.__update_load_avg_cfs_rq
0.39 ± 2% -0.1 0.32 ± 4% perf-profile.self.cycles-pp._find_next_bit
0.24 ± 5% -0.1 0.17 ± 2% perf-profile.self.cycles-pp._raw_spin_lock
0.38 -0.1 0.32 perf-profile.self.cycles-pp.__ip_queue_xmit
0.12 ± 2% -0.1 0.05 ± 9% perf-profile.self.cycles-pp.vruntime_eligible
0.20 ± 8% -0.1 0.14 ± 8% perf-profile.self.cycles-pp.recv_tcp_stream
0.30 -0.1 0.24 ± 2% perf-profile.self.cycles-pp.net_rx_action
0.20 ± 2% -0.1 0.13 ± 5% perf-profile.self.cycles-pp.prepare_task_switch
0.13 ± 5% -0.1 0.07 ± 7% perf-profile.self.cycles-pp.__dequeue_entity
0.21 -0.1 0.15 ± 4% perf-profile.self.cycles-pp.__sys_recvfrom
0.31 ± 2% -0.1 0.25 ± 3% perf-profile.self.cycles-pp.handle_softirqs
0.09 ± 5% -0.1 0.03 ± 77% perf-profile.self.cycles-pp.enqueue_entity
0.14 ± 3% -0.1 0.08 ± 8% perf-profile.self.cycles-pp.rseq_update_cpu_node_id
0.38 -0.1 0.33 perf-profile.self.cycles-pp.skb_clone
0.29 -0.1 0.23 ± 2% perf-profile.self.cycles-pp.__alloc_skb
0.12 ± 4% -0.1 0.07 ± 7% perf-profile.self.cycles-pp.sk_wait_data
0.32 ± 2% -0.1 0.27 ± 4% perf-profile.self.cycles-pp.native_sched_clock
0.13 ± 4% -0.1 0.08 ± 6% perf-profile.self.cycles-pp.__get_user_8
0.14 ± 5% -0.1 0.08 ± 8% perf-profile.self.cycles-pp.___perf_sw_event
0.09 ± 3% -0.1 0.04 ± 57% perf-profile.self.cycles-pp.dequeue_entity
0.28 -0.1 0.22 ± 2% perf-profile.self.cycles-pp.loopback_xmit
0.33 ± 2% -0.0 0.28 perf-profile.self.cycles-pp.__inet_lookup_established
0.31 -0.0 0.26 ± 2% perf-profile.self.cycles-pp.tcp_v4_rcv
0.22 ± 2% -0.0 0.18 ± 2% perf-profile.self.cycles-pp.process_backlog
0.07 ± 6% -0.0 0.02 ±100% perf-profile.self.cycles-pp.select_task_rq_fair
0.11 ± 4% -0.0 0.06 ± 7% perf-profile.self.cycles-pp.enqueue_task_fair
0.08 ± 21% -0.0 0.04 ± 78% perf-profile.self.cycles-pp.recv
0.33 -0.0 0.28 perf-profile.self.cycles-pp.__netif_receive_skb_core
0.10 ± 3% -0.0 0.05 ± 6% perf-profile.self.cycles-pp.schedule_timeout
0.09 ± 7% -0.0 0.04 ± 58% perf-profile.self.cycles-pp.do_perf_trace_sched_stat_runtime
0.26 -0.0 0.21 ± 2% perf-profile.self.cycles-pp.tcp_rcv_established
0.10 ± 5% -0.0 0.06 ± 8% perf-profile.self.cycles-pp.__wrgsbase_inactive
0.12 ± 4% -0.0 0.07 ± 8% perf-profile.self.cycles-pp.pick_next_task_fair
0.39 -0.0 0.35 ± 2% perf-profile.self.cycles-pp.entry_SYSCALL_64_after_hwframe
0.08 -0.0 0.04 ± 57% perf-profile.self.cycles-pp.update_rq_clock_task
0.24 ± 2% -0.0 0.19 ± 4% perf-profile.self.cycles-pp.skb_defer_free_flush
0.13 ± 5% -0.0 0.09 ± 7% perf-profile.self.cycles-pp.__enqueue_entity
0.10 ± 5% -0.0 0.06 ± 5% perf-profile.self.cycles-pp.pick_task_fair
0.11 ± 3% -0.0 0.07 ± 6% perf-profile.self.cycles-pp.dequeue_entities
0.12 ± 5% -0.0 0.08 ± 9% perf-profile.self.cycles-pp.update_cfs_group
0.11 ± 4% -0.0 0.08 ± 6% perf-profile.self.cycles-pp.wait_woken
0.09 ± 5% -0.0 0.06 ± 10% perf-profile.self.cycles-pp.switch_fpu_return
0.59 -0.0 0.56 perf-profile.self.cycles-pp.__put_user_8
0.11 ± 3% -0.0 0.08 ± 5% perf-profile.self.cycles-pp.__netif_receive_skb_one_core
0.17 ± 2% -0.0 0.14 ± 4% perf-profile.self.cycles-pp.ip_output
0.19 -0.0 0.16 ± 3% perf-profile.self.cycles-pp.ip_rcv_core
0.20 -0.0 0.17 perf-profile.self.cycles-pp.rcu_all_qs
0.10 -0.0 0.07 perf-profile.self.cycles-pp.tcp_recvmsg
0.10 ± 4% -0.0 0.07 ± 6% perf-profile.self.cycles-pp.try_to_wake_up
0.60 -0.0 0.57 perf-profile.self.cycles-pp.do_syscall_64
0.38 -0.0 0.35 perf-profile.self.cycles-pp.__local_bh_enable_ip
0.77 -0.0 0.74 perf-profile.self.cycles-pp.read_tsc
0.08 ± 4% -0.0 0.05 ± 8% perf-profile.self.cycles-pp.inet_recvmsg
0.08 ± 4% -0.0 0.05 perf-profile.self.cycles-pp.rb_next
0.07 ± 8% -0.0 0.04 ± 38% perf-profile.self.cycles-pp.place_entity
0.15 ± 2% -0.0 0.13 ± 3% perf-profile.self.cycles-pp.do_softirq
0.21 -0.0 0.18 ± 2% perf-profile.self.cycles-pp.release_sock
0.11 -0.0 0.08 ± 5% perf-profile.self.cycles-pp._find_first_bit
0.10 ± 5% -0.0 0.07 perf-profile.self.cycles-pp.ip_local_deliver
0.08 ± 5% -0.0 0.06 ± 5% perf-profile.self.cycles-pp.sock_recvmsg
0.13 ± 2% -0.0 0.11 ± 3% perf-profile.self.cycles-pp.enqueue_to_backlog
0.08 -0.0 0.06 ± 10% perf-profile.self.cycles-pp.set_next_entity
0.11 ± 4% -0.0 0.09 ± 5% perf-profile.self.cycles-pp._raw_spin_unlock_irqrestore
0.10 -0.0 0.08 ± 6% perf-profile.self.cycles-pp.ip_protocol_deliver_rcu
0.11 -0.0 0.09 perf-profile.self.cycles-pp.ip_send_check
0.10 -0.0 0.08 ± 4% perf-profile.self.cycles-pp.__ip_local_out
0.07 ± 8% -0.0 0.05 perf-profile.self.cycles-pp.__sk_dst_check
0.13 ± 3% -0.0 0.11 ± 4% perf-profile.self.cycles-pp.tcp_schedule_loss_probe
0.08 ± 5% -0.0 0.07 ± 7% perf-profile.self.cycles-pp.ipv4_dst_check
0.14 -0.0 0.12 ± 5% perf-profile.self.cycles-pp.irqtime_account_irq
0.07 ± 6% -0.0 0.05 perf-profile.self.cycles-pp.__napi_poll
0.07 -0.0 0.05 ± 8% perf-profile.self.cycles-pp.mem_cgroup_sk_uncharge
0.08 ± 5% -0.0 0.06 perf-profile.self.cycles-pp.sock_from_file
0.10 ± 3% -0.0 0.08 ± 5% perf-profile.self.cycles-pp.validate_xmit_skb
0.10 ± 5% -0.0 0.08 perf-profile.self.cycles-pp.dev_hard_start_xmit
0.10 ± 4% -0.0 0.08 ± 4% perf-profile.self.cycles-pp.inet_ehashfn
0.08 ± 5% -0.0 0.06 ± 5% perf-profile.self.cycles-pp.ip_rcv
0.09 ± 5% -0.0 0.07 perf-profile.self.cycles-pp.netif_skb_features
0.10 -0.0 0.08 ± 5% perf-profile.self.cycles-pp.__inet_lookup_skb
0.08 ± 6% -0.0 0.06 perf-profile.self.cycles-pp.tcp_stream_alloc_skb
0.10 ± 4% -0.0 0.09 ± 3% perf-profile.self.cycles-pp.tcp_v4_fill_cb
0.07 ± 4% -0.0 0.06 ± 5% perf-profile.self.cycles-pp.ip_local_deliver_finish
0.18 -0.0 0.17 perf-profile.self.cycles-pp.tcp_data_queue
0.07 -0.0 0.06 perf-profile.self.cycles-pp.ip_skb_dst_mtu
0.07 -0.0 0.06 perf-profile.self.cycles-pp.tcp_inbound_hash
0.07 -0.0 0.06 perf-profile.self.cycles-pp.tcp_options_write
0.06 -0.0 0.05 perf-profile.self.cycles-pp.raw_v4_input
0.14 +0.0 0.15 perf-profile.self.cycles-pp.security_file_permission
0.23 +0.0 0.24 perf-profile.self.cycles-pp.simple_copy_to_iter
0.38 +0.0 0.39 perf-profile.self.cycles-pp.filemap_get_pages
0.62 +0.0 0.64 perf-profile.self.cycles-pp._copy_from_user
0.44 +0.0 0.46 perf-profile.self.cycles-pp.current_time
0.38 +0.0 0.40 perf-profile.self.cycles-pp.iov_iter_advance
0.29 +0.0 0.31 perf-profile.self.cycles-pp.tcp_tso_segs
0.36 +0.0 0.38 ± 2% perf-profile.self.cycles-pp.tcp_current_mss
0.15 ± 5% +0.0 0.18 ± 4% perf-profile.self.cycles-pp.tcp_rbtree_insert
1.00 +0.0 1.03 perf-profile.self.cycles-pp.iov_iter_extract_pages
1.41 +0.0 1.46 perf-profile.self.cycles-pp.tcp_sendmsg_locked
1.12 +0.1 1.18 perf-profile.self.cycles-pp.filemap_splice_read
0.31 ± 3% +0.1 0.37 ± 2% perf-profile.self.cycles-pp.__sk_mem_reduce_allocated
1.02 +0.1 1.08 perf-profile.self.cycles-pp.skb_splice_from_iter
2.34 +0.1 2.42 perf-profile.self.cycles-pp.splice_to_socket
0.90 +0.1 0.99 perf-profile.self.cycles-pp._raw_spin_lock_bh
0.94 +0.1 1.04 perf-profile.self.cycles-pp.folios_put_refs
0.99 +0.1 1.10 perf-profile.self.cycles-pp.skb_release_data
1.82 +0.2 2.01 perf-profile.self.cycles-pp.skb_append_pagefrags
1.85 +0.2 2.07 perf-profile.self.cycles-pp.filemap_get_read_batch
1.61 +0.2 1.83 perf-profile.self.cycles-pp.splice_folio_into_pipe
10.81 +0.3 11.09 perf-profile.self.cycles-pp._copy_to_iter
0.95 ± 2% +0.3 1.25 ± 2% perf-profile.self.cycles-pp.page_cache_pipe_buf_release
1.37 ± 8% +1.1 2.44 ± 6% perf-profile.self.cycles-pp.page_counter_uncharge
1.82 ± 8% +1.2 2.98 ± 3% perf-profile.self.cycles-pp.try_charge_memcg
1.60 ± 8% +1.2 2.79 ± 6% perf-profile.self.cycles-pp.page_counter_try_charge
8.04 +1.7 9.72 perf-profile.self.cycles-pp.__sk_mem_raise_allocated
Disclaimer:
Results have been estimated based on internal Intel analysis and are provided
for informational purposes only. Any difference in system hardware or software
design or configuration may affect actual performance.
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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