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Date: Mon, 01 Feb 2016 13:51:35 +0800
From: "Huang\, Ying" <ying.huang@...ux.intel.com>
To: Andi Kleen <ak@...ux.intel.com>
Cc: lkp@...org, LKML <linux-kernel@...r.kernel.org>,
0day robot <fengguang.wu@...el.com>
Subject: Re: [lkp] [lib] 6ffc77f48b: 15.8% aim9.shell_rtns_2.ops_per_sec, +8.7% unixbench.score
Andi Kleen <ak@...ux.intel.com> writes:
> On Mon, Feb 01, 2016 at 09:08:44AM +0800, kernel test robot wrote:
>> FYI, we noticed the below changes on
>>
>> https://github.com/0day-ci/linux Andi-Kleen/Optimize-int_sqrt-for-small-values-for-faster-idle/20160129-054629
>> commit 6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83 ("Optimize int_sqrt for small values for faster idle")
>>
>>
>> =========================================================================================
>> compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase/testtime:
>> gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/ivb43/shell_rtns_2/aim9/300s
>>
>> commit:
>> v4.5-rc1
>> 6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83
>>
>> v4.5-rc1 6ffc77f48b85ed9ab9a7b2754a
>> ---------------- --------------------------
>> %stddev %change %stddev
>> \ | \
>> 383.55 . 1% +15.8% 444.19 . 0% aim9.shell_rtns_2.ops_per_sec
>
> That means it is faster, right?
Yes.
> That's more than i expected.
Glad to know the data is useful :)
Best Regards,
Huang, Ying
> -Andi
>
>> 346042 . 1% +15.7% 400253 . 0% aim9.time.involuntary_context_switches
>> 37653157 . 1% +16.0% 43669205 . 0% aim9.time.minor_page_faults
>> 50.58 . 1% +13.5% 57.41 . 0% aim9.time.user_time
>> 920242 . 1% +15.6% 1063902 . 0% aim9.time.voluntary_context_switches
>> 165192 . 0% -9.3% 149802 . 0% meminfo.Committed_AS
>> 858.50 .112% +159.7% 2229 . 2% numa-vmstat.node1.nr_inactive_anon
>> 1903 . 34% +49.7% 2850 . 1% numa-vmstat.node1.nr_mapped
>> 15155 . 0% +3.0% 15608 . 0% vmstat.system.cs
>> 1900 . 3% +8.5% 2061 . 1% vmstat.system.in
>> 1481 .142% +243.8% 5094 . 20% numa-meminfo.node1.AnonHugePages
>> 3435 .112% +159.6% 8918 . 2% numa-meminfo.node1.Inactive(anon)
>> 7619 . 34% +49.7% 11403 . 1% numa-meminfo.node1.Mapped
>> 346042 . 1% +15.7% 400253 . 0% time.involuntary_context_switches
>> 37653157 . 1% +16.0% 43669205 . 0% time.minor_page_faults
>> 50.58 . 1% +13.5% 57.41 . 0% time.user_time
>> 920242 . 1% +15.6% 1063902 . 0% time.voluntary_context_switches
>> 32159302 . 2% +16.1% 37352805 . 0% proc-vmstat.numa_hit
>> 32153109 . 2% +16.2% 37346613 . 0% proc-vmstat.numa_local
>> 8294 . 4% +10.3% 9146 . 3% proc-vmstat.pgactivate
>> 31753265 . 2% +16.7% 37041704 . 0% proc-vmstat.pgalloc_normal
>> 38274072 . 1% +15.7% 44274006 . 0% proc-vmstat.pgfault
>> 33586569 . 2% +16.4% 39090694 . 0% proc-vmstat.pgfree
>> 2.15 . 2% +31.0% 2.81 . 1% turbostat.%Busy
>> 69.83 . 1% +21.0% 84.50 . 1% turbostat.Avg_MHz
>> 14.71 . 30% +364.4% 68.29 . 2% turbostat.CPU%c1
>> 0.13 .115% +4530.3% 5.86 . 5% turbostat.CPU%c3
>> 83.02 . 5% -72.3% 23.04 . 6% turbostat.CPU%c6
>> 67.08 . 1% +15.6% 77.53 . 0% turbostat.CorWatt
>> 13.68 . 13% -96.9% 0.42 .102% turbostat.Pkg%pc2
>> 97.47 . 0% +10.7% 107.90 . 0% turbostat.PkgWatt
>> 4.115e+08 . 95% +1040.5% 4.693e+09 . 3% cpuidle.C1-IVT.time
>> 35607 . 31% +459.1% 199082 . 1% cpuidle.C1-IVT.usage
>> 692205 . 47% +1.4e+05% 9.935e+08 . 2% cpuidle.C1E-IVT.time
>> 1987 . 17% +9685.5% 194454 . 1% cpuidle.C1E-IVT.usage
>> 17330705 .111% +5212.9% 9.208e+08 . 4% cpuidle.C3-IVT.time
>> 6416 . 72% +4164.8% 273664 . 2% cpuidle.C3-IVT.usage
>> 1.37e+10 . 3% -45.7% 7.434e+09 . 2% cpuidle.C6-IVT.time
>> 2046699 . 1% -20.6% 1625729 . 2% cpuidle.C6-IVT.usage
>> 9298422 . 67% +725.2% 76732660 . 5% cpuidle.POLL.time
>> 21792 . 13% -19.9% 17456 . 6% cpuidle.POLL.usage
>> 8535 . 2% +8.7% 9274 . 2% slabinfo.anon_vma.active_objs
>> 8535 . 2% +8.7% 9274 . 2% slabinfo.anon_vma.num_objs
>> 25398 . 3% +22.3% 31057 . 1% slabinfo.anon_vma_chain.active_objs
>> 25427 . 3% +22.5% 31141 . 1% slabinfo.anon_vma_chain.num_objs
>> 14169 . 5% -13.4% 12270 . 0% slabinfo.kmalloc-256.active_objs
>> 14612 . 5% -12.5% 12786 . 0% slabinfo.kmalloc-256.num_objs
>> 39366 . 7% +40.7% 55384 . 3% slabinfo.kmalloc-32.active_objs
>> 307.00 . 7% +41.3% 433.75 . 3% slabinfo.kmalloc-32.active_slabs
>> 39366 . 7% +41.2% 55578 . 3% slabinfo.kmalloc-32.num_objs
>> 307.00 . 7% +41.3% 433.75 . 3% slabinfo.kmalloc-32.num_slabs
>> 1087 . 5% -9.7% 982.50 . 1% slabinfo.mm_struct.active_objs
>> 1087 . 5% -9.7% 982.50 . 1% slabinfo.mm_struct.num_objs
>> 2313 . 2% +12.8% 2609 . 3% slabinfo.signal_cache.active_objs
>> 2313 . 2% +12.8% 2609 . 3% slabinfo.signal_cache.num_objs
>> 21538 . 1% +17.1% 25215 . 1% slabinfo.vm_area_struct.active_objs
>> 21595 . 1% +17.1% 25279 . 1% slabinfo.vm_area_struct.num_objs
>> 2.49 . 16% +38.3% 3.44 . 16% perf-profile.cycles-pp.__libc_fork
>> 39.88 . 9% -26.1% 29.47 . 23%
> perf-profile.cycles-pp.call_cpuidle.cpu_startup_entry.start_secondary
>> 43.97 . 9% -24.6% 33.16 . 21% perf-profile.cycles-pp.cpu_startup_entry.start_secondary
>> 39.88 . 9% -26.1% 29.46 . 23%
> perf-profile.cycles-pp.cpuidle_enter.call_cpuidle.cpu_startup_entry.start_secondary
>> 39.49 . 9% -26.3% 29.10 . 23%
> perf-profile.cycles-pp.cpuidle_enter_state.cpuidle_enter.call_cpuidle.cpu_startup_entry.start_secondary
>> 2.55 . 41% +81.3% 4.62 . 29%
> perf-profile.cycles-pp.do_execveat_common.isra.35.sys_execve.return_from_execve
>> 9.63 . 15% +30.1% 12.53 . 15% perf-profile.cycles-pp.do_page_fault.page_fault
>> 3.14 . 11% +58.7% 4.99 . 20% perf-profile.cycles-pp.execve
>> 0.75 . 10% +31.3% 0.98 . 11%
> perf-profile.cycles-pp.filename_lookup.user_path_at_empty.sys_access.entry_SYSCALL_64_fastpath
>> 0.84 . 13% +38.1% 1.16 . 16%
> perf-profile.cycles-pp.free_pages_and_swap_cache.tlb_flush_mmu_free.tlb_finish_mmu.exit_mmap.mmput
>> 8.60 . 23% +37.6% 11.84 . 11%
> perf-profile.cycles-pp.handle_mm_fault.__do_page_fault.do_page_fault.page_fault
>> 40.37 . 10% -26.5% 29.67 . 23%
> perf-profile.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.call_cpuidle.cpu_startup_entry
>> 0.75 . 16% +99.7% 1.51 . 27%
> perf-profile.cycles-pp.load_elf_binary.search_binary_handler.load_script.search_binary_handler.do_execveat_common
>> 0.84 . 15% +94.7% 1.63 . 27%
> perf-profile.cycles-pp.load_script.search_binary_handler.do_execveat_common.sys_execve.return_from_execve
>> 0.71 . 10% +30.9% 0.92 . 12%
> perf-profile.cycles-pp.path_lookupat.filename_lookup.user_path_at_empty.sys_access.entry_SYSCALL_64_fastpath
>> 0.75 . 13% +39.9% 1.04 . 16%
> perf-profile.cycles-pp.release_pages.free_pages_and_swap_cache.tlb_flush_mmu_free.tlb_finish_mmu.exit_mmap
>> 2.15 . 11% +51.3% 3.25 . 20% perf-profile.cycles-pp.return_from_execve.execve
>> 0.76 . 16% +98.2% 1.51 . 27%
> perf-profile.cycles-pp.search_binary_handler.load_script.search_binary_handler.do_execveat_common.sys_execve
>> 44.09 . 9% -24.5% 33.28 . 21% perf-profile.cycles-pp.start_secondary
>> 1.12 . 6% +23.8% 1.39 . 8% perf-profile.cycles-pp.sys_access.entry_SYSCALL_64_fastpath
>> 2.13 . 11% +53.6% 3.28 . 19% perf-profile.cycles-pp.sys_execve.return_from_execve.execve
>> 1.55 . 90% +179.7% 4.33 . 13% perf-profile.cycles-pp.sys_mmap.entry_SYSCALL_64_fastpath
>> 0.80 . 11% +31.0% 1.05 . 11%
> perf-profile.cycles-pp.user_path_at_empty.sys_access.entry_SYSCALL_64_fastpath
>> 4128 . 9% +17.8% 4862 . 4% sched_debug.cfs_rq:/.exec_clock.11
>> 4062 . 8% +18.4% 4809 . 4% sched_debug.cfs_rq:/.exec_clock.12
>> 4064 . 13% +34.4% 5461 . 27% sched_debug.cfs_rq:/.exec_clock.15
>> 3879 . 14% +41.0% 5469 . 22% sched_debug.cfs_rq:/.exec_clock.18
>> 3831 . 12% +44.1% 5522 . 26% sched_debug.cfs_rq:/.exec_clock.19
>> 3881 . 14% +18.1% 4582 . 3% sched_debug.cfs_rq:/.exec_clock.20
>> 3658 . 14% -30.8% 2529 . 18% sched_debug.cfs_rq:/.exec_clock.25
>> 3756 . 17% -31.4% 2575 . 6% sched_debug.cfs_rq:/.exec_clock.26
>> 3722 . 15% -32.2% 2524 . 10% sched_debug.cfs_rq:/.exec_clock.27
>> 4727 . 20% -31.5% 3240 . 23% sched_debug.cfs_rq:/.exec_clock.28
>> 4448 . 13% +20.7% 5369 . 9% sched_debug.cfs_rq:/.exec_clock.3
>> 3768 . 18% -32.1% 2559 . 5% sched_debug.cfs_rq:/.exec_clock.30
>> 3743 . 16% -38.2% 2312 . 3% sched_debug.cfs_rq:/.exec_clock.31
>> 3675 . 15% -31.9% 2501 . 14% sched_debug.cfs_rq:/.exec_clock.32
>> 3657 . 14% -33.4% 2434 . 7% sched_debug.cfs_rq:/.exec_clock.33
>> 3653 . 15% -27.1% 2663 . 12% sched_debug.cfs_rq:/.exec_clock.34
>> 3102 . 19% -27.2% 2257 . 2% sched_debug.cfs_rq:/.exec_clock.37
>> 3262 . 18% -30.5% 2269 . 2% sched_debug.cfs_rq:/.exec_clock.39
>> 3315 . 16% -25.5% 2469 . 8% sched_debug.cfs_rq:/.exec_clock.40
>> 3250 . 18% -29.6% 2287 . 6% sched_debug.cfs_rq:/.exec_clock.43
>> 3210 . 13% -28.2% 2304 . 5% sched_debug.cfs_rq:/.exec_clock.44
>> 3140 . 16% -25.7% 2332 . 11% sched_debug.cfs_rq:/.exec_clock.46
>> 4772 . 9% -24.0% 3625 . 7% sched_debug.cfs_rq:/.exec_clock.47
>> 4293 . 9% +23.1% 5283 . 3% sched_debug.cfs_rq:/.exec_clock.5
>> 2601 . 10% -22.9% 2007 . 6% sched_debug.cfs_rq:/.exec_clock.min
>> 1245 . 11% +37.0% 1706 . 3% sched_debug.cfs_rq:/.exec_clock.stddev
>> 4.50 . 58% +883.3% 44.25 .115% sched_debug.cfs_rq:/.load_avg.15
>> 2.00 .141% +2012.5% 42.25 . 91% sched_debug.cfs_rq:/.load_avg.26
>> 92810 . 7% +24.5% 115532 . 5% sched_debug.cfs_rq:/.min_vruntime.0
>> 85375 . 10% +16.7% 99616 . 8% sched_debug.cfs_rq:/.min_vruntime.1
>> 84119 . 9% +17.3% 98679 . 6% sched_debug.cfs_rq:/.min_vruntime.11
>> 76159 . 14% +26.3% 96158 . 4% sched_debug.cfs_rq:/.min_vruntime.12
>> 73708 . 11% +22.3% 90163 . 4% sched_debug.cfs_rq:/.min_vruntime.13
>> 73462 . 12% +22.8% 90186 . 4% sched_debug.cfs_rq:/.min_vruntime.14
>> 78532 . 11% +18.3% 92890 . 2% sched_debug.cfs_rq:/.min_vruntime.15
>> 75619 . 15% +23.4% 93308 . 5% sched_debug.cfs_rq:/.min_vruntime.18
>> 73782 . 12% +26.1% 93064 . 2% sched_debug.cfs_rq:/.min_vruntime.19
>> 85825 . 12% +16.9% 100371 . 6% sched_debug.cfs_rq:/.min_vruntime.2
>> 73784 . 14% +26.7% 93455 . 3% sched_debug.cfs_rq:/.min_vruntime.20
>> 77996 . 11% +25.4% 97835 . 8% sched_debug.cfs_rq:/.min_vruntime.21
>> 75401 . 12% +24.0% 93489 . 3% sched_debug.cfs_rq:/.min_vruntime.22
>> 71851 . 10% +25.9% 90432 . 8% sched_debug.cfs_rq:/.min_vruntime.23
>> 85321 . 16% -25.5% 63569 . 11% sched_debug.cfs_rq:/.min_vruntime.24
>> 84385 . 16% -37.7% 52578 . 19% sched_debug.cfs_rq:/.min_vruntime.25
>> 86487 . 19% -38.7% 52989 . 10% sched_debug.cfs_rq:/.min_vruntime.26
>> 85768 . 18% -40.0% 51463 . 14% sched_debug.cfs_rq:/.min_vruntime.27
>> 86568 . 17% -35.1% 56182 . 9% sched_debug.cfs_rq:/.min_vruntime.29
>> 87224 . 19% -38.6% 53580 . 10% sched_debug.cfs_rq:/.min_vruntime.30
>> 86397 . 16% -44.6% 47867 . 6% sched_debug.cfs_rq:/.min_vruntime.31
>> 84687 . 17% -39.7% 51047 . 15% sched_debug.cfs_rq:/.min_vruntime.32
>> 84737 . 15% -43.4% 47972 . 11% sched_debug.cfs_rq:/.min_vruntime.33
>> 84538 . 17% -37.4% 52927 . 17% sched_debug.cfs_rq:/.min_vruntime.34
>> 82873 . 16% -37.1% 52164 . 8% sched_debug.cfs_rq:/.min_vruntime.35
>> 70798 . 20% -27.7% 51222 . 1% sched_debug.cfs_rq:/.min_vruntime.36
>> 71650 . 21% -35.4% 46267 . 5% sched_debug.cfs_rq:/.min_vruntime.37
>> 72302 . 21% -36.2% 46131 . 10% sched_debug.cfs_rq:/.min_vruntime.38
>> 73956 . 20% -39.9% 44478 . 6% sched_debug.cfs_rq:/.min_vruntime.39
>> 74719 . 18% -35.9% 47906 . 4% sched_debug.cfs_rq:/.min_vruntime.40
>> 73599 . 18% -41.1% 43371 . 7% sched_debug.cfs_rq:/.min_vruntime.41
>> 74129 . 19% -35.8% 47573 . 8% sched_debug.cfs_rq:/.min_vruntime.42
>> 74757 . 21% -37.4% 46822 . 9% sched_debug.cfs_rq:/.min_vruntime.43
>> 71249 . 18% -38.7% 43668 . 3% sched_debug.cfs_rq:/.min_vruntime.44
>> 70889 . 17% -33.9% 46869 . 6% sched_debug.cfs_rq:/.min_vruntime.46
>> 74088 . 17% -38.5% 45599 . 12% sched_debug.cfs_rq:/.min_vruntime.47
>> 80424 . 3% -8.9% 73252 . 4% sched_debug.cfs_rq:/.min_vruntime.avg
>> 105781 . 3% +10.4% 116776 . 4% sched_debug.cfs_rq:/.min_vruntime.max
>> 57525 . 10% -32.3% 38928 . 4% sched_debug.cfs_rq:/.min_vruntime.min
>> 14190 . 24% +74.0% 24696 . 1% sched_debug.cfs_rq:/.min_vruntime.stddev
>> -7435 .-42% +114.1% -15916 .-24% sched_debug.cfs_rq:/.spread0.1
>> -6966 .-86% +135.3% -16394 .-33% sched_debug.cfs_rq:/.spread0.10
>> -7496 .-108% +593.2% -51965 . -6% sched_debug.cfs_rq:/.spread0.24
>> -8433 .-93% +646.5% -62957 . -7% sched_debug.cfs_rq:/.spread0.25
>> -6331 .-163% +887.9% -62545 . -7% sched_debug.cfs_rq:/.spread0.26
>> -7049 .-132% +808.8% -64072 .-10% sched_debug.cfs_rq:/.spread0.27
>> -4943 .-273% +1076.4% -58160 .-10% sched_debug.cfs_rq:/.spread0.28
>> -6250 .-142% +849.5% -59353 . -5% sched_debug.cfs_rq:/.spread0.29
>> -5595 .-201% +1007.3% -61955 . -6% sched_debug.cfs_rq:/.spread0.30
>> -6423 .-124% +953.4% -67668 . -7% sched_debug.cfs_rq:/.spread0.31
>> -8133 .-103% +692.9% -64488 . -7% sched_debug.cfs_rq:/.spread0.32
>> -8083 .-81% +735.9% -67563 . -5% sched_debug.cfs_rq:/.spread0.33
>> -8282 .-100% +655.9% -62608 . -9% sched_debug.cfs_rq:/.spread0.34
>> -9948 .-74% +537.0% -63371 . -7% sched_debug.cfs_rq:/.spread0.35
>> -22023 .-94% +192.0% -64313 .-10% sched_debug.cfs_rq:/.spread0.36
>> -21171 .-100% +227.2% -69269 . -6% sched_debug.cfs_rq:/.spread0.37
>> -20521 .-103% +238.2% -69404 . -7% sched_debug.cfs_rq:/.spread0.38
>> -18866 .-112% +276.6% -71058 . -6% sched_debug.cfs_rq:/.spread0.39
>> -18104 .-110% +273.6% -67630 .-11% sched_debug.cfs_rq:/.spread0.40
>> -19223 .-99% +275.4% -72165 . -9% sched_debug.cfs_rq:/.spread0.41
>> -18694 .-109% +263.5% -67963 .-11% sched_debug.cfs_rq:/.spread0.42
>> -18066 .-122% +280.3% -68713 . -4% sched_debug.cfs_rq:/.spread0.43
>> -21575 .-87% +233.1% -71868 . -7% sched_debug.cfs_rq:/.spread0.44
>> -22907 .-95% +196.5% -67923 . -6% sched_debug.cfs_rq:/.spread0.45
>> -21935 .-83% +213.0% -68667 . -9% sched_debug.cfs_rq:/.spread0.46
>> -18737 .-101% +273.3% -69937 . -8% sched_debug.cfs_rq:/.spread0.47
>> -3013 .-283% +514.6% -18522 .-37% sched_debug.cfs_rq:/.spread0.6
>> -5884 .-109% +282.8% -22524 .-27% sched_debug.cfs_rq:/.spread0.7
>> -7321 .-61% +190.8% -21286 .-17% sched_debug.cfs_rq:/.spread0.8
>> -8126 .-67% +148.3% -20175 .-28% sched_debug.cfs_rq:/.spread0.9
>> -12393 .-54% +241.2% -42282 .-11% sched_debug.cfs_rq:/.spread0.avg
>> 12967 . 38% -90.4% 1243 . 81% sched_debug.cfs_rq:/.spread0.max
>> -35294 .-29% +117.1% -76608 . -8% sched_debug.cfs_rq:/.spread0.min
>> 14191 . 24% +74.0% 24697 . 1% sched_debug.cfs_rq:/.spread0.stddev
>> 28.17 . 19% +133.4% 65.75 . 57% sched_debug.cfs_rq:/.util_avg.2
>> 32.17 . 42% -62.7% 12.00 .113% sched_debug.cfs_rq:/.util_avg.40
>> 51.00 . 74% -82.4% 9.00 . 47% sched_debug.cfs_rq:/.util_avg.45
>> 980055 . 1% -16.2% 821316 . 7% sched_debug.cpu.avg_idle.2
>> 974897 . 2% -10.6% 872035 . 6% sched_debug.cpu.avg_idle.21
>> 970838 . 3% -17.5% 800879 . 9% sched_debug.cpu.avg_idle.24
>> 922584 . 5% -13.3% 799667 . 6% sched_debug.cpu.avg_idle.25
>> 939820 . 6% -14.1% 807532 . 4% sched_debug.cpu.avg_idle.26
>> 972194 . 3% -15.5% 821130 . 8% sched_debug.cpu.avg_idle.27
>> 943576 . 4% -15.6% 795980 . 8% sched_debug.cpu.avg_idle.28
>> 972757 . 4% -11.8% 858039 . 7% sched_debug.cpu.avg_idle.29
>> 935963 . 4% -15.2% 793464 . 3% sched_debug.cpu.avg_idle.31
>> 961054 . 4% -20.4% 765294 . 7% sched_debug.cpu.avg_idle.32
>> 953272 . 4% -15.5% 805746 . 1% sched_debug.cpu.avg_idle.33
>> 957697 . 3% -19.9% 767409 . 9% sched_debug.cpu.avg_idle.35
>> 976711 . 2% -14.0% 840209 . 6% sched_debug.cpu.avg_idle.39
>> 944871 . 3% -13.8% 814393 . 4% sched_debug.cpu.avg_idle.40
>> 944464 . 4% -17.5% 779383 . 4% sched_debug.cpu.avg_idle.42
>> 960406 . 4% -16.8% 799490 . 11% sched_debug.cpu.avg_idle.43
>> 915603 . 5% -14.6% 781850 . 8% sched_debug.cpu.avg_idle.44
>> 954052 . 4% -13.2% 827775 . 5% sched_debug.cpu.avg_idle.46
>> 950001 . 2% -8.9% 865227 . 0% sched_debug.cpu.avg_idle.avg
>> 566441 . 14% -31.7% 386678 . 12% sched_debug.cpu.avg_idle.min
>> 95996 . 24% +77.9% 170770 . 2% sched_debug.cpu.avg_idle.stddev
>> 10.00 . 19% +37.9% 13.79 . 22% sched_debug.cpu.cpu_load[1].max
>> 33187 . 9% -12.3% 29089 . 4% sched_debug.cpu.nr_load_updates.1
>> 33201 . 9% -14.1% 28515 . 1% sched_debug.cpu.nr_load_updates.14
>> 32980 . 9% -15.6% 27828 . 2% sched_debug.cpu.nr_load_updates.2
>> 18677 . 11% -33.2% 12473 . 8% sched_debug.cpu.nr_load_updates.24
>> 18489 . 13% -41.7% 10787 . 13% sched_debug.cpu.nr_load_updates.25
>> 18563 . 13% -43.2% 10537 . 3% sched_debug.cpu.nr_load_updates.26
>> 19106 . 10% -44.0% 10694 . 5% sched_debug.cpu.nr_load_updates.27
>> 18840 . 14% -39.1% 11482 . 6% sched_debug.cpu.nr_load_updates.28
>> 19114 . 12% -39.8% 11513 . 7% sched_debug.cpu.nr_load_updates.29
>> 33625 . 10% -13.2% 29191 . 3% sched_debug.cpu.nr_load_updates.3
>> 19486 . 11% -42.0% 11305 . 6% sched_debug.cpu.nr_load_updates.30
>> 19086 . 9% -46.3% 10242 . 2% sched_debug.cpu.nr_load_updates.31
>> 18883 . 9% -43.0% 10772 . 6% sched_debug.cpu.nr_load_updates.32
>> 18809 . 10% -42.5% 10815 . 3% sched_debug.cpu.nr_load_updates.33
>> 18641 . 13% -37.1% 11717 . 4% sched_debug.cpu.nr_load_updates.34
>> 18649 . 13% -41.6% 10892 . 4% sched_debug.cpu.nr_load_updates.35
>> 17519 . 14% -36.1% 11197 . 1% sched_debug.cpu.nr_load_updates.36
>> 17605 . 13% -41.2% 10358 . 4% sched_debug.cpu.nr_load_updates.37
>> 17665 . 9% -41.1% 10402 . 4% sched_debug.cpu.nr_load_updates.38
>> 18083 . 9% -46.4% 9697 . 1% sched_debug.cpu.nr_load_updates.39
>> 33633 . 8% -16.6% 28066 . 3% sched_debug.cpu.nr_load_updates.4
>> 18017 . 11% -41.3% 10576 . 5% sched_debug.cpu.nr_load_updates.40
>> 17842 . 8% -46.1% 9614 . 3% sched_debug.cpu.nr_load_updates.41
>> 17845 . 10% -39.4% 10814 . 10% sched_debug.cpu.nr_load_updates.42
>> 17710 . 12% -42.2% 10238 . 4% sched_debug.cpu.nr_load_updates.43
>> 17732 . 9% -41.9% 10307 . 3% sched_debug.cpu.nr_load_updates.44
>> 17219 . 13% -35.3% 11147 . 10% sched_debug.cpu.nr_load_updates.45
>> 17973 . 6% -40.7% 10665 . 6% sched_debug.cpu.nr_load_updates.46
>> 17454 . 7% -42.7% 10006 . 9% sched_debug.cpu.nr_load_updates.47
>> 33843 . 8% -17.7% 27852 . 2% sched_debug.cpu.nr_load_updates.5
>> 33752 . 6% -18.6% 27463 . 1% sched_debug.cpu.nr_load_updates.6
>> 33530 . 7% -20.6% 26609 . 0% sched_debug.cpu.nr_load_updates.7
>> 33082 . 7% -17.8% 27202 . 1% sched_debug.cpu.nr_load_updates.8
>> 25769 . 3% -22.9% 19863 . 1% sched_debug.cpu.nr_load_updates.avg
>> 38510 . 3% -15.1% 32687 . 2% sched_debug.cpu.nr_load_updates.max
>> 15222 . 10% -41.0% 8984 . 2% sched_debug.cpu.nr_load_updates.min
>> 8024 . 3% +15.1% 9238 . 0% sched_debug.cpu.nr_load_updates.stddev
>> 70059 . 11% +18.0% 82660 . 1% sched_debug.cpu.nr_switches.0
>> 68459 . 13% +20.8% 82677 . 6% sched_debug.cpu.nr_switches.19
>> 67062 . 8% +30.8% 87722 . 12% sched_debug.cpu.nr_switches.21
>> 65279 . 12% +35.1% 88170 . 15% sched_debug.cpu.nr_switches.22
>> 27625 . 9% -20.7% 21898 . 4% sched_debug.cpu.nr_switches.26
>> 29791 . 9% -24.7% 22431 . 6% sched_debug.cpu.nr_switches.27
>> 30900 . 5% -21.5% 24260 . 13% sched_debug.cpu.nr_switches.30
>> 29669 . 7% -22.8% 22918 . 15% sched_debug.cpu.nr_switches.31
>> 30269 . 6% -24.3% 22926 . 4% sched_debug.cpu.nr_switches.32
>> 29870 . 9% -23.0% 22992 . 3% sched_debug.cpu.nr_switches.33
>> 29304 . 16% -20.1% 23410 . 7% sched_debug.cpu.nr_switches.35
>> 28165 . 6% -20.9% 22271 . 6% sched_debug.cpu.nr_switches.38
>> 29903 . 3% -26.0% 22122 . 22% sched_debug.cpu.nr_switches.39
>> 29541 . 6% -30.0% 20684 . 13% sched_debug.cpu.nr_switches.41
>> 30230 . 7% -22.8% 23349 . 14% sched_debug.cpu.nr_switches.42
>> 28699 . 7% -22.5% 22246 . 4% sched_debug.cpu.nr_switches.44
>> 30831 . 13% -25.7% 22905 . 9% sched_debug.cpu.nr_switches.46
>> 31671 . 18% -30.8% 21925 . 11% sched_debug.cpu.nr_switches.47
>> 23090 . 3% -23.9% 17565 . 2% sched_debug.cpu.nr_switches.min
>> 20540 . 5% +29.4% 26576 . 1% sched_debug.cpu.nr_switches.stddev
>> -10.50 .-41% +71.4% -18.00 .-18% sched_debug.cpu.nr_uninterruptible.0
>> -1.17 .-378% +714.3% -9.50 .-42% sched_debug.cpu.nr_uninterruptible.19
>> -0.67 .-320% +1025.0% -7.50 .-56% sched_debug.cpu.nr_uninterruptible.20
>> -0.17 .-538% +6950.0% -11.75 .-76% sched_debug.cpu.nr_uninterruptible.21
>> 2.67 . 63% +171.9% 7.25 . 39% sched_debug.cpu.nr_uninterruptible.25
>> 2.17 . 97% +246.2% 7.50 . 29% sched_debug.cpu.nr_uninterruptible.27
>> 3.00 .101% +183.3% 8.50 . 30% sched_debug.cpu.nr_uninterruptible.29
>> 2.33 .106% +178.6% 6.50 . 17% sched_debug.cpu.nr_uninterruptible.30
>> 1.67 .206% +320.0% 7.00 . 31% sched_debug.cpu.nr_uninterruptible.33
>> 2.50 .125% +250.0% 8.75 . 30% sched_debug.cpu.nr_uninterruptible.34
>> 2.83 . 74% +226.5% 9.25 . 27% sched_debug.cpu.nr_uninterruptible.36
>> 2.83 . 51% +173.5% 7.75 . 10% sched_debug.cpu.nr_uninterruptible.37
>> 1.83 .115% +377.3% 8.75 . 16% sched_debug.cpu.nr_uninterruptible.38
>> 3.00 . 47% +150.0% 7.50 . 35% sched_debug.cpu.nr_uninterruptible.39
>> 2.17 . 62% +350.0% 9.75 . 15% sched_debug.cpu.nr_uninterruptible.40
>> 2.67 . 59% +200.0% 8.00 . 17% sched_debug.cpu.nr_uninterruptible.42
>> -1.20 .-275% +483.3% -7.00 .-26% sched_debug.cpu.nr_uninterruptible.8
>> 8.14 . 16% +80.2% 14.67 . 5% sched_debug.cpu.nr_uninterruptible.max
>> -16.11 .-20% +56.5% -25.21 .-15% sched_debug.cpu.nr_uninterruptible.min
>> 5.17 . 18% +89.8% 9.81 . 5% sched_debug.cpu.nr_uninterruptible.stddev
>> 67076 . 8% +36.6% 91617 . 12% sched_debug.cpu.sched_count.21
>> 28419 . 8% -22.9% 21908 . 4% sched_debug.cpu.sched_count.26
>> 29800 . 9% -24.7% 22440 . 6% sched_debug.cpu.sched_count.27
>> 30909 . 5% -18.6% 25155 . 11% sched_debug.cpu.sched_count.30
>> 30323 . 8% -24.4% 22929 . 15% sched_debug.cpu.sched_count.31
>> 30278 . 6% -24.3% 22935 . 4% sched_debug.cpu.sched_count.32
>> 29879 . 9% -19.5% 24052 . 10% sched_debug.cpu.sched_count.33
>> 29314 . 16% -20.1% 23419 . 7% sched_debug.cpu.sched_count.35
>> 28174 . 6% -20.9% 22281 . 6% sched_debug.cpu.sched_count.38
>> 29913 . 3% -26.0% 22134 . 22% sched_debug.cpu.sched_count.39
>> 29551 . 6% -30.0% 20693 . 13% sched_debug.cpu.sched_count.41
>> 30241 . 7% -22.8% 23358 . 14% sched_debug.cpu.sched_count.42
>> 28709 . 7% -22.5% 22255 . 4% sched_debug.cpu.sched_count.44
>> 30840 . 13% -25.7% 22913 . 9% sched_debug.cpu.sched_count.46
>> 31684 . 18% -30.8% 21934 . 11% sched_debug.cpu.sched_count.47
>> 23099 . 3% -23.9% 17574 . 2% sched_debug.cpu.sched_count.min
>> 31945 . 13% +18.5% 37850 . 6% sched_debug.cpu.sched_goidle.19
>> 30731 . 8% +29.2% 39695 . 11% sched_debug.cpu.sched_goidle.21
>> 29857 . 13% +38.4% 41325 . 16% sched_debug.cpu.sched_goidle.22
>> 12490 . 11% -23.1% 9605 . 3% sched_debug.cpu.sched_goidle.26
>> 13340 . 11% -26.5% 9799 . 5% sched_debug.cpu.sched_goidle.27
>> 13706 . 8% -24.1% 10396 . 10% sched_debug.cpu.sched_goidle.30
>> 13151 . 9% -22.9% 10139 . 16% sched_debug.cpu.sched_goidle.31
>> 13358 . 8% -25.4% 9966 . 4% sched_debug.cpu.sched_goidle.32
>> 13123 . 10% -25.2% 9820 . 4% sched_debug.cpu.sched_goidle.33
>> 13108 . 13% -22.4% 10174 . 7% sched_debug.cpu.sched_goidle.35
>> 12183 . 6% -22.4% 9458 . 6% sched_debug.cpu.sched_goidle.38
>> 12693 . 6% -28.7% 9047 . 13% sched_debug.cpu.sched_goidle.41
>> 12945 . 8% -23.3% 9934 . 13% sched_debug.cpu.sched_goidle.42
>> 12450 . 7% -23.7% 9505 . 3% sched_debug.cpu.sched_goidle.44
>> 13236 . 12% -26.5% 9728 . 9% sched_debug.cpu.sched_goidle.46
>> 14021 . 23% -33.7% 9299 . 11% sched_debug.cpu.sched_goidle.47
>> 10147 . 5% -24.8% 7633 . 1% sched_debug.cpu.sched_goidle.min
>> 10080 . 5% +25.3% 12626 . 1% sched_debug.cpu.sched_goidle.stddev
>> 24925 . 16% +35.6% 33805 . 12% sched_debug.cpu.ttwu_count.19
>> 9941 . 27% -33.3% 6634 . 15% sched_debug.cpu.ttwu_count.25
>> 9312 . 12% -30.2% 6496 . 6% sched_debug.cpu.ttwu_count.27
>> 10973 . 21% -34.3% 7215 . 8% sched_debug.cpu.ttwu_count.29
>> 8854 . 9% -24.9% 6652 . 2% sched_debug.cpu.ttwu_count.31
>> 9747 . 16% -29.1% 6909 . 5% sched_debug.cpu.ttwu_count.32
>> 11309 . 18% -33.0% 7579 . 19% sched_debug.cpu.ttwu_count.40
>> 9685 . 14% -30.4% 6741 . 7% sched_debug.cpu.ttwu_count.43
>> 17375 . 62% -58.6% 7191 . 16% sched_debug.cpu.ttwu_count.47
>> 7059 . 5% -23.9% 5373 . 3% sched_debug.cpu.ttwu_count.min
>> 7971 . 16% +34.5% 10722 . 4% sched_debug.cpu.ttwu_local.0
>> 5557 . 10% +23.1% 6839 . 6% sched_debug.cpu.ttwu_local.1
>> 6025 . 23% +32.2% 7968 . 7% sched_debug.cpu.ttwu_local.12
>> 5675 . 17% +24.5% 7066 . 8% sched_debug.cpu.ttwu_local.13
>> 6633 . 17% +27.9% 8486 . 3% sched_debug.cpu.ttwu_local.19
>> 6719 . 16% +42.7% 9586 . 15% sched_debug.cpu.ttwu_local.21
>> 5919 . 14% +21.1% 7165 . 13% sched_debug.cpu.ttwu_local.3
>> 4183 . 19% -38.3% 2582 . 7% sched_debug.cpu.ttwu_local.39
>> 5434 . 11% +30.9% 7115 . 10% sched_debug.cpu.ttwu_local.4
>> 4196 . 25% -37.6% 2616 . 12% sched_debug.cpu.ttwu_local.41
>> 5914 . 13% +16.0% 6863 . 3% sched_debug.cpu.ttwu_local.6
>> 6296 . 18% +24.6% 7842 . 9% sched_debug.cpu.ttwu_local.9
>> 1882 . 7% +27.0% 2390 . 1% sched_debug.cpu.ttwu_local.stddev
>>
>> =========================================================================================
>>
> compiler/disk/filesize/fs/iterations/kconfig/nr_directories/nr_files_per_directory/nr_threads/rootfs/sync_method/tbox_group/test_size/testcase:
>> gcc-4.9/1HDD/8K/f2fs/1x/x86_64-rhel/16d/256fpd/32t/debian-x86_64-2015-02-07.cgz/fsyncBeforeClose/nhm4/400M/fsmark
>>
>> commit:
>> v4.5-rc1
>> 6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83
>>
>> v4.5-rc1 6ffc77f48b85ed9ab9a7b2754a
>> ---------------- --------------------------
>> %stddev %change %stddev
>> \ | \
>> 4680516 . 8% +14.5% 5359884 . 4% fsmark.app_overhead
>> 525.77 . 0% +4.6% 550.12 . 0% fsmark.files_per_sec
>> 19446 . 1% -9.8% 17546 . 0% fsmark.time.involuntary_context_switches
>> 14.00 . 0% -17.9% 11.50 . 4% fsmark.time.percent_of_cpu_this_job_got
>> 463972 . 0% -6.8% 432399 . 0% fsmark.time.voluntary_context_switches
>> 251.60 .200% +2104.3% 5546 .100%
> latency_stats.sum.wait_on_page_bit.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].__f2fs_add_link.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath
>> 18701 . 0% -11.2% 16611 . 1% proc-vmstat.pgactivate
>> 25317 . 0% +11.2% 28145 . 0% softirqs.BLOCK
>> 267.69 . 2% -12.5% 234.29 . 1% uptime.idle
>> 6510 . 0% +4.0% 6770 . 0% vmstat.io.bo
>> 19446 . 1% -9.8% 17546 . 0% time.involuntary_context_switches
>> 14.00 . 0% -17.9% 11.50 . 4% time.percent_of_cpu_this_job_got
>> 13.89 . 0% -22.9% 10.71 . 0% time.system_time
>> 0.59 . 6% -18.3% 0.48 . 3% time.user_time
>> 24.32 . 0% +17.5% 28.57 . 0% turbostat.%Busy
>> 792.00 . 1% +19.5% 946.75 . 0% turbostat.Avg_MHz
>> 22.05 . 0% +142.3% 53.42 . 0% turbostat.CPU%c1
>> 44.77 . 0% -70.4% 13.25 . 2% turbostat.CPU%c3
>> 8.87 . 5% -46.4% 4.76 . 1% turbostat.CPU%c6
>> 18381428 . 3% +761.8% 1.584e+08 . 0% cpuidle.C1-NHM.time
>> 32978 . 1% +191.0% 95971 . 0% cpuidle.C1-NHM.usage
>> 24159280 . 1% +268.7% 89074691 . 1% cpuidle.C1E-NHM.time
>> 39453 . 0% +31.4% 51846 . 1% cpuidle.C1E-NHM.usage
>> 3.87e+08 . 0% -48.4% 1.998e+08 . 0% cpuidle.C3-NHM.time
>> 209952 . 0% -41.9% 122009 . 0% cpuidle.C3-NHM.usage
>> 1.726e+08 . 2% -45.9% 93298544 . 2% cpuidle.C6-NHM.time
>> 84430 . 1% -50.4% 41860 . 1% cpuidle.C6-NHM.usage
>> 1.748e+08 . 0% +15.4% 2.018e+08 . 0% cpuidle.POLL.time
>> 120026 . 0% +32.3% 158824 . 0% cpuidle.POLL.usage
>> 1432 . 52% -34.0% 945.59 . 7% sched_debug.cfs_rq:/.exec_clock.1
>> 1099 . 7% -17.3% 909.21 . 7% sched_debug.cfs_rq:/.exec_clock.2
>> 1102 . 4% -19.5% 887.21 . 4% sched_debug.cfs_rq:/.exec_clock.3
>> 2120 . 44% -70.8% 618.32 . 6% sched_debug.cfs_rq:/.exec_clock.4
>> 741.50 . 6% -19.6% 595.94 . 9% sched_debug.cfs_rq:/.exec_clock.5
>> 848.32 . 12% -17.9% 696.64 . 14% sched_debug.cfs_rq:/.exec_clock.7
>> 1242 . 0% -12.2% 1091 . 0% sched_debug.cfs_rq:/.exec_clock.avg
>> 706.35 . 2% -19.0% 572.30 . 5% sched_debug.cfs_rq:/.exec_clock.min
>> 696.95 . 12% +26.4% 881.26 . 3% sched_debug.cfs_rq:/.exec_clock.stddev
>> 80.73 . 17% +31.5% 106.16 . 16% sched_debug.cfs_rq:/.load_avg.avg
>> 3549 . 15% +37.7% 4888 . 7% sched_debug.cfs_rq:/.min_vruntime.0
>> 3473 . 25% -52.9% 1636 . 15% sched_debug.cfs_rq:/.min_vruntime.4
>> 2195 . 19% -24.9% 1649 . 14% sched_debug.cfs_rq:/.min_vruntime.5
>> 2198 . 16% -22.2% 1711 . 15% sched_debug.cfs_rq:/.min_vruntime.7
>> 2703 . 0% -10.5% 2419 . 0% sched_debug.cfs_rq:/.min_vruntime.avg
>> 4291 . 8% +13.9% 4888 . 7% sched_debug.cfs_rq:/.min_vruntime.max
>> 1806 . 5% -21.1% 1424 . 5% sched_debug.cfs_rq:/.min_vruntime.min
>> 788.12 . 11% +30.8% 1030 . 14% sched_debug.cfs_rq:/.min_vruntime.stddev
>> -577.72 .-184% +349.5% -2596 .-25% sched_debug.cfs_rq:/.spread0.1
>> -798.00 .-80% +189.1% -2306 .-17% sched_debug.cfs_rq:/.spread0.2
>> -1088 .-70% +121.2% -2408 .-15% sched_debug.cfs_rq:/.spread0.3
>> -77.23 .-1651% +4110.9% -3251 .-17% sched_debug.cfs_rq:/.spread0.4
>> -1355 .-11% +139.0% -3239 .-16% sched_debug.cfs_rq:/.spread0.5
>> -846.87 .-66% +191.5% -2469 .-15% sched_debug.cfs_rq:/.spread0.avg
>> -1744 .-34% +98.5% -3463 .-13% sched_debug.cfs_rq:/.spread0.min
>> 788.41 . 11% +30.8% 1031 . 14% sched_debug.cfs_rq:/.spread0.stddev
>> 166.83 . 33% +86.1% 310.50 . 55% sched_debug.cfs_rq:/.util_avg.5
>> 633424 . 20% +36.3% 863396 . 13% sched_debug.cpu.avg_idle.7
>> 359464 . 23% +34.2% 482294 . 17% sched_debug.cpu.avg_idle.min
>> 0.75 .110% +300.0% 3.00 . 81% sched_debug.cpu.cpu_load[1].3
>> 0.50 .100% +450.0% 2.75 . 69% sched_debug.cpu.cpu_load[2].3
>> 0.50 .173% +500.0% 3.00 . 52% sched_debug.cpu.cpu_load[3].3
>> 0.25 .173% +1300.0% 3.50 . 58% sched_debug.cpu.cpu_load[4].3
>> 6351 . 12% -30.0% 4445 . 2% sched_debug.cpu.nr_load_updates.4
>> 37017 . 6% +11.2% 41155 . 7% sched_debug.cpu.nr_switches.7
>> 13595 . 8% +14.2% 15525 . 7% sched_debug.cpu.nr_switches.stddev
>> -2130 . -4% -17.3% -1761 . -4% sched_debug.cpu.nr_uninterruptible.0
>> -337.83 .-28% -42.9% -192.75 .-15% sched_debug.cpu.nr_uninterruptible.2
>> 784.00 . 9% -30.2% 547.25 . 19% sched_debug.cpu.nr_uninterruptible.5
>> 926.00 . 7% -25.6% 688.50 . 2% sched_debug.cpu.nr_uninterruptible.max
>> -2129 . -4% -17.3% -1760 . -4% sched_debug.cpu.nr_uninterruptible.min
>> 959.80 . 5% -20.8% 759.81 . 2% sched_debug.cpu.nr_uninterruptible.stddev
>> 37044 . 6% +11.2% 41177 . 7% sched_debug.cpu.sched_count.7
>> 14921 . 8% +16.0% 17307 . 9% sched_debug.cpu.sched_goidle.7
>> 21799 . 4% +10.5% 24078 . 1% sched_debug.cpu.ttwu_count.stddev
>> 22901 . 2% +12.5% 25754 . 4% sched_debug.cpu.ttwu_local.0
>> 4759 . 11% -27.2% 3465 . 3% sched_debug.cpu.ttwu_local.4
>> 22984 . 1% +12.4% 25827 . 4% sched_debug.cpu.ttwu_local.max
>> 6202 . 1% +16.4% 7217 . 5% sched_debug.cpu.ttwu_local.stddev
>>
>> =========================================================================================
>> compiler/cpufreq_governor/kconfig/nr_task/rootfs/tbox_group/test/testcase:
>> gcc-4.9/performance/x86_64-rhel/1/debian-x86_64-2015-02-07.cgz/lkp-ivb-d02/execl/unixbench
>>
>> commit:
>> v4.5-rc1
>> 6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83
>>
>> v4.5-rc1 6ffc77f48b85ed9ab9a7b2754a
>> ---------------- --------------------------
>> %stddev %change %stddev
>> \ | \
>> 1260 . 0% +8.7% 1369 . 0% unixbench.score
>> 484658 . 0% +8.7% 526705 . 0% unixbench.time.involuntary_context_switches
>> 22562139 . 0% +8.7% 24527176 . 0% unixbench.time.minor_page_faults
>> 515.20 . 3% +84.1% 948.25 . 2% time.voluntary_context_switches
>> 17071 . 0% +7.9% 18427 . 0% vmstat.system.cs
>> 2842 . 2% +110.9% 5993 . 0% vmstat.system.in
>> 40099209 . 5% +367.2% 1.873e+08 . 4% cpuidle.C1E-IVB.time
>> 314651 . 5% +221.5% 1011451 . 0% cpuidle.C1E-IVB.usage
>> 48936191 . 9% -66.3% 16512783 . 27% cpuidle.C3-IVB.time
>> 141452 . 9% -79.3% 29263 . 29% cpuidle.C3-IVB.usage
>> 2.177e+08 . 3% -55.1% 97821419 . 4% cpuidle.C6-IVB.time
>> 292192 . 3% -82.4% 51299 . 15% cpuidle.C6-IVB.usage
>> 142094 . 2% +14.3% 162480 . 1% sched_debug.cpu.nr_switches.0
>> 150091 . 2% +13.5% 170367 . 1% sched_debug.cpu.sched_count.0
>> 153262 . 3% +11.2% 170368 . 1% sched_debug.cpu.sched_count.max
>> 51184 . 4% +16.6% 59659 . 2% sched_debug.cpu.sched_goidle.0
>> 41761 . 5% +8.2% 45170 . 3% sched_debug.cpu.sched_goidle.min
>> 40770 . 4% +14.0% 46477 . 6% sched_debug.cpu.ttwu_count.min
>> 43310 . 3% +12.5% 48739 . 0% sched_debug.cpu.ttwu_local.0
>> 35767 . 1% +11.3% 39826 . 2% sched_debug.cpu.ttwu_local.3
>> 22.72 . 0% +5.6% 23.99 . 0% turbostat.%Busy
>> 747.40 . 0% +5.7% 789.75 . 0% turbostat.Avg_MHz
>> 41.33 . 2% +60.1% 66.16 . 0% turbostat.CPU%c1
>> 25.99 . 3% -96.0% 1.03 . 26% turbostat.CPU%c3
>> 9.96 . 1% -11.4% 8.83 . 2% turbostat.CPU%c6
>> 10.22 . 0% +7.2% 10.96 . 0% turbostat.CorWatt
>> 0.22 . 49% +273.9% 0.83 . 50% turbostat.Pkg%pc3
>> 8.98 . 2% -16.2% 7.53 . 5% turbostat.Pkg%pc6
>> 27.07 . 0% +2.7% 27.81 . 0% turbostat.PkgWatt
>>
>>
>> ivb43: Ivytown Ivy Bridge-EP
>> Memory: 64G
>>
>> nhm4: Nehalem
>> Memory: 4G
>>
>> lkp-ivb-d02: Ivy Bridge
>> Memory: 8G
>>
>> fsmark.time.percent_of_cpu_this_job_got
>>
>> 14 *+-*--*--*--*--*--*--*--*--*--*-----*-*-----*--*--*--*--*--*--*--*--*--*
>> | .. .. |
>> 13 ++ * * |
>> 12 ++ O O O O |
>> | |
>> 11 ++ O O O O O O O O O O O O |
>> | |
>> 10 ++ |
>> | |
>> 9 ++ |
>> 8 ++ |
>> | |
>> 7 ++ O O |
>> | |
>> 6 O+-O--O-----O-----O----------------------------------------------------+
>>
>>
>> cpuidle.C1-NHM.time
>>
>> 2.5e+08 ++-O--O----O-----O------------------------------------------------+
>> O O O |
>> | |
>> 2e+08 ++ |
>> | |
>> | O O O O O O O O O O O O O O O O |
>> 1.5e+08 ++ |
>> | |
>> 1e+08 ++ |
>> | |
>> | |
>> 5e+07 ++ |
>> | |
>> *..*..*.*..*..*..*.*..*..*..*.*..*..*..*.*..*..*..*.*..*..*..*.*..*
>> 0 ++----------------------------------------------------------------+
>>
>>
>> cpuidle.C1-NHM.usage
>>
>> 120000 O+-O---------------------------------------------------------------+
>> | O O O O O |
>> 110000 ++ |
>> 100000 ++ O O O |
>> | O O O O O O O O O O O O O |
>> 90000 ++ |
>> 80000 ++ |
>> | |
>> 70000 ++ |
>> 60000 ++ |
>> | |
>> 50000 ++ |
>> 40000 ++ *.. *.. |
>> | .*.. .. .. .*.. .*..|
>> 30000 *+-*--*----*--*--*--*-*--*--*-----*-*-----*--*-*-----*--*--*-*-----*
>>
>>
>> cpuidle.C1E-NHM.time
>>
>> 1e+08 ++------------------------------------------------------------------+
>> | |
>> 9e+07 ++ O O O O O O O O O O O O O O O O |
>> 8e+07 O+ O O O O O O |
>> | |
>> 7e+07 ++ |
>> | |
>> 6e+07 ++ |
>> | |
>> 5e+07 ++ |
>> 4e+07 ++ |
>> | |
>> 3e+07 ++ .*.. .*.. |
>> *..*..*..*.*..*..*..*..*..*.*. *..*. *.*..*..*..*..*..*.*..*..*
>> 2e+07 ++------------------------------------------------------------------+
>>
>>
>> cpuidle.C3-NHM.time
>>
>> 4.5e+08 ++----------------------------------------------------------------+
>> | |
>> 4e+08 ++ .*..*.*..*..*..*.*..*..*..*. |
>> *..*..*.*..*. *..*..*..*.*..*..*..*.*..*
>> | |
>> 3.5e+08 ++ |
>> | |
>> 3e+08 ++ |
>> | |
>> 2.5e+08 ++ |
>> | |
>> | O O |
>> 2e+08 O+ O O O O O O O O O O O O O O O O O |
>> | O O O |
>> 1.5e+08 ++----------------------------------------------------------------+
>>
>>
>> cpuidle.C3-NHM.usage
>>
>> 280000 ++-----------------------------------------------------------------+
>> | * * |
>> 260000 ++ : : : : |
>> 240000 ++ : : : : |
>> | : : : : |
>> 220000 *+.*.. .*..*..*..*..*.*..*..* *.* *..*. .*..*..*..*. .*..*
>> 200000 ++ * *. *. |
>> | |
>> 180000 ++ |
>> 160000 ++ |
>> | O |
>> 140000 O+ |
>> 120000 ++ O O O O O O O O O O O O O O O |
>> | O O O O O O |
>> 100000 ++-----------------------------------------------------------------+
>>
>>
>> cpuidle.C6-NHM.time
>>
>> 2e+08 ++----------------------------------------------------------------+
>> | |
>> 1.8e+08 ++ .* *.. .*.. .* |
>> *..*. + .*..*. .. .* *..*.. *..*. .*..*. + |
>> | *..*. * *. : + + *.*. *..*
>> 1.6e+08 ++ : + * |
>> | * |
>> 1.4e+08 ++ |
>> | |
>> 1.2e+08 ++ |
>> | |
>> | O |
>> 1e+08 ++ O O O O O O O O O |
>> | O O O O O O O O O O |
>> 8e+07 O+----O----------O------------------------------------------------+
>>
>>
>> cpuidle.C6-NHM.usage
>>
>> 90000 ++---------------------*--------------------------------------------+
>> *..*..*.. .*..*.. .. .*.. .*..*..*..*.*..*.. .*..*.*.. |
>> 80000 ++ *.*. * * *. *..*. *..*
>> | |
>> | |
>> 70000 ++ |
>> | |
>> 60000 ++ |
>> | |
>> 50000 ++ |
>> | |
>> | O O O O O O O O O O O O O O O O O |
>> 40000 O+ O O O O O |
>> | |
>> 30000 ++------------------------------------------------------------------+
>>
>>
>>
>> aim9.shell_rtns_2.ops_per_sec
>>
>> 460 ++--------------------------------------------------------------------+
>> | O |
>> 450 O+ O O O O O O O O O |
>> 440 ++ O O O O O O O O O |
>> | O |
>> 430 ++ |
>> 420 ++ |
>> | |
>> 410 ++ |
>> 400 ++ * |
>> | *.. : : *.. *..|
>> 390 ++ + *. : : + *. : *
>> 380 *+. + *.. .*.*..*..*.*..*..* : .*. + *.. : |
>> | *.* *..*. *. *..* *..* |
>> 370 ++--------------------------------------------------------------------+
>>
>>
>> aim9.time.user_time
>>
>> 58 ++-------------------------------O-------------------------------------+
>> | O O O O O O O O O O O O O O O O O |
>> 57 O+ O |
>> 56 ++ O |
>> | |
>> 55 ++ |
>> 54 ++ |
>> | |
>> 53 ++ |
>> 52 ++ * |
>> | *.. + + *. *..|
>> 51 ++ + *.. + + + *.. : *
>> 50 *+.*. + * *..*..*.*..*.. .*.* *.*..*.. + *..*.. : |
>> | * + .. *. * * |
>> 49 ++--------------*------------------------------------------------------+
>>
>>
>> aim9.time.minor_page_faults
>>
>> 4.5e+07 ++----------------------------------------------------------------+
>> O O |
>> 4.4e+07 ++ O O O O O O O O O O O O O O O O O |
>> 4.3e+07 ++ O O |
>> | |
>> 4.2e+07 ++ |
>> 4.1e+07 ++ |
>> | |
>> 4e+07 ++ |
>> 3.9e+07 ++ * |
>> | *. : + *. *..|
>> 3.8e+07 ++ .. *.. .*..*.*.. : + .. *.. + *
>> 3.7e+07 *+.*.* *.*..* *.*..*..* *.*..*.* *.*..* |
>> | |
>> 3.6e+07 ++----------------------------------------------------------------+
>>
>>
>> aim9.time.voluntary_context_switches
>>
>> 1.1e+06 ++---------------------------------------------------------------+
>> 1.08e+06 ++ O |
>> O O O O O O O O O |
>> 1.06e+06 ++ O O O O O O O O O O |
>> 1.04e+06 ++ O |
>> | |
>> 1.02e+06 ++ |
>> 1e+06 ++ |
>> 980000 ++ |
>> | |
>> 960000 ++ * |
>> 940000 ++ *. + : *.. *.|
>> | + *.. .*.*.. + : : *. + *
>> 920000 *+. + *. .*. *.*..*.* *..*. : *.. + |
>> 900000 ++-*-*---------*--*--------------------------*--*---------*-*----+
>>
>>
>> aim9.time.involuntary_context_switches
>>
>> 420000 ++-----------------------------------------------------------------+
>> | |
>> 410000 O+ O O O O O |
>> 400000 ++ O O O O O O O O O O |
>> | O O O O O |
>> 390000 ++ |
>> | |
>> 380000 ++ |
>> | |
>> 370000 ++ |
>> 360000 ++ * |
>> | *. + : *. *..|
>> 350000 ++ + *..*. .*.*..*.*..*..*. + : + *.. : *
>> *.. + *..*. * *..*. + *. : |
>> 340000 ++-*-*----------------------------------------*--*---------*--*----+
>>
>>
>> unixbench.score
>>
>> 1400 ++-------------------------------------------------------------------+
>> | O O O O O |
>> 1380 O+O O O O O O O O O O O |
>> 1360 ++ O O O O O O O O O |
>> | O |
>> 1340 ++ |
>> | |
>> 1320 ++ |
>> | |
>> 1300 ++ |
>> 1280 ++ |
>> | .*.*. .*. |
>> 1260 *+*.*.*.*.*.*.*. .*.*.* * *.**.*.*.*.*.*. .*.*.*.*.*.*.*.*.*. .*
>> | * * * |
>> 1240 ++-------------------------------------------------------------------+
>>
>>
>> unixbench.time.involuntary_context_switches
>>
>> 540000 ++-----------------------------------------------------------------+
>> | O O O O O OO |
>> 530000 ++O O O O O O |
>> O O O O O O O O O O O O O |
>> | O |
>> 520000 ++ |
>> | |
>> 510000 ++ |
>> | |
>> 500000 ++ |
>> | |
>> | |
>> 490000 ++ .*. .*. .*.*. .*. .*. .* |
>> *.*.* *.**. .*.* * * *.** *.*.*. .*.*.*.*.* *.*.*. .*.*
>> 480000 ++-----------*------------------------------*------------------*---+
>>
>> [*] bisect-good sample
>> [O] bisect-bad sample
>>
>> To reproduce:
>>
>> git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
>> cd lkp-tests
>> bin/lkp install job.yaml # job file is attached in this email
>> bin/lkp run job.yaml
>>
>>
>> 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.
>>
>>
>> Thanks,
>> Ying Huang
>
>> ---
>> LKP_SERVER: inn
>> LKP_CGI_PORT: 80
>> LKP_CIFS_PORT: 139
>> testcase: unixbench
>> default-monitors:
>> wait: activate-monitor
>> kmsg:
>> uptime:
>> iostat:
>> vmstat:
>> numa-numastat:
>> numa-vmstat:
>> numa-meminfo:
>> proc-vmstat:
>> proc-stat:
>> interval: 10
>> meminfo:
>> slabinfo:
>> interrupts:
>> lock_stat:
>> latency_stats:
>> softirqs:
>> bdi_dev_mapping:
>> diskstats:
>> nfsstat:
>> cpuidle:
>> cpufreq-stats:
>> turbostat:
>> pmeter:
>> sched_debug:
>> interval: 60
>> cpufreq_governor: performance
>> default-watchdogs:
>> oom-killer:
>> watchdog:
>> commit: 6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83
>> model: Ivy Bridge
>> nr_cpu: 4
>> memory: 8G
>> nr_hdd_partitions: 1
>> hdd_partitions: "/dev/disk/by-id/ata-ST1000DM003-1CH162_Z1DBQSB0-part1"
>> swap_partitions: "/dev/disk/by-id/ata-ST1000DM003-1CH162_Z1DBQSB0-part3"
>> rootfs_partition: "/dev/disk/by-id/ata-ST1000DM003-1CH162_Z1DBQSB0-part4"
>> netconsole_port: 66723
>> category: benchmark
>> nr_task: 1
>> unixbench:
>> test: execl
>> queue: bisect
>> testbox: lkp-ivb-d02
>> tbox_group: lkp-ivb-d02
>> kconfig: x86_64-rhel
>> enqueue_time: 2016-02-01 04:41:40.844697988 +08:00
>> id: ab239be39f92df1f1f155f9ff8ab50bd48a204bb
>> user: lkp
>> compiler: gcc-4.9
>> head_commit: a66aef2038ce0ce7386c40e2a010beb2cb7895d2
>> base_commit: 92e963f50fc74041b5e9e744c330dca48e04f08d
>> branch: linux-devel/devel-hourly-2016013119
>> rootfs: debian-x86_64-2015-02-07.cgz
>> result_root:
> "/result/unixbench/performance-1-execl/lkp-ivb-d02/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83/1"
>> job_file:
> "/lkp/scheduled/lkp-ivb-d02/bisect_unixbench-performance-1-execl-debian-x86_64-2015-02-07.cgz-x86_64-rhel-6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83-20160201-118510-14qlhxm-1.yaml"
>> max_uptime: 836.86
>> initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz"
>> bootloader_append:
>> - root=/dev/ram0
>> - user=lkp
>> -
> job=/lkp/scheduled/lkp-ivb-d02/bisect_unixbench-performance-1-execl-debian-x86_64-2015-02-07.cgz-x86_64-rhel-6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83-20160201-118510-14qlhxm-1.yaml
>> - ARCH=x86_64
>> - kconfig=x86_64-rhel
>> - branch=linux-devel/devel-hourly-2016013119
>> - commit=6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83
>> -
> BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83/vmlinuz-4.5.0-rc1-00001-g6ffc77f
>> - max_uptime=836
>> -
> RESULT_ROOT=/result/unixbench/performance-1-execl/lkp-ivb-d02/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83/1
>> - LKP_SERVER=inn
>> - |2-
>>
>>
>> earlyprintk=ttyS0,115200 systemd.log_level=err
>> debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100
>> panic=-1 softlockup_panic=1 nmi_watchdog=panic oops=panic load_ramdisk=2 prompt_ramdisk=0
>> console=ttyS0,115200 console=tty0 vga=normal
>>
>> rw
>> lkp_initrd: "/lkp/lkp/lkp-x86_64.cgz"
>> modules_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83/modules.cgz"
>> bm_initrd:
> "/osimage/deps/debian-x86_64-2015-02-07.cgz/lkp.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/run-ipconfig.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/turbostat.cgz,/lkp/benchmarks/turbostat.cgz,/lkp/benchmarks/unixbench.cgz"
>> linux_headers_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83/linux-headers.cgz"
>> repeat_to: 2
>> kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/6ffc77f48b85ed9ab9a7b2754a7b49891ebaff83/vmlinuz-4.5.0-rc1-00001-g6ffc77f"
>> dequeue_time: 2016-02-01 04:49:05.273523858 +08:00
>> job_state: finished
>> loadavg: 0.75 0.27 0.10 1/120 2153
>> start_time: '1454273365'
>> end_time: '1454273464'
>> version: "/lkp/lkp/.src-20160127-223853"
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