* [sched] 1896c45c3d1: -2.9% turbostat.Pkg_W
@ 2014-06-26 5:04 Fengguang Wu
0 siblings, 0 replies; only message in thread
From: Fengguang Wu @ 2014-06-26 5:04 UTC (permalink / raw)
To: lkp
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Yuyang,
Here is another bisect result. The reduction of power consumption
looks good.
git://bee.sh.intel.com/git/ydu19/linux cc-v3-on-3.15-rc8
commit 1896c45c3d164ffc3d9d68fe15d5c85674ac4ed0 ("Intercept idle balancing")
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
1332 ~33% +75.9% 2344 ~ 7% brickland1/will-it-scale/pread2
1332 ~33% +75.9% 2344 ~ 7% TOTAL numa-vmstat.node1.nr_active_anon
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
5666 ~31% +65.7% 9388 ~ 7% brickland1/will-it-scale/pread2
5666 ~31% +65.7% 9388 ~ 7% TOTAL numa-meminfo.node1.AnonPages
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
5329 ~33% +75.9% 9375 ~ 7% brickland1/will-it-scale/pread2
5329 ~33% +75.9% 9375 ~ 7% TOTAL numa-meminfo.node1.Active(anon)
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
1418 ~31% +65.5% 2346 ~ 7% brickland1/will-it-scale/pread2
1418 ~31% +65.5% 2346 ~ 7% TOTAL numa-vmstat.node1.nr_anon_pages
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
1163 ~16% -27.5% 842 ~13% brickland1/will-it-scale/page_fault1
1163 ~16% -27.5% 842 ~13% TOTAL proc-vmstat.numa_pages_migrated
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
1163 ~16% -27.5% 842 ~13% brickland1/will-it-scale/page_fault1
1163 ~16% -27.5% 842 ~13% TOTAL proc-vmstat.pgmigrate_success
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
226 ~16% -26.3% 166 ~ 9% brickland1/will-it-scale/pread2
226 ~16% -26.3% 166 ~ 9% TOTAL cpuidle.POLL.usage
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
1275 ~ 5% +21.6% 1550 ~ 4% brickland1/will-it-scale/page_fault1
1275 ~ 5% +21.6% 1550 ~ 4% TOTAL slabinfo.sock_inode_cache.num_objs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
1275 ~ 5% +21.6% 1550 ~ 4% brickland1/will-it-scale/page_fault1
1275 ~ 5% +21.6% 1550 ~ 4% TOTAL slabinfo.sock_inode_cache.active_objs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
681 ~ 9% -16.9% 566 ~ 6% brickland1/will-it-scale/pread2
681 ~ 9% -16.9% 566 ~ 6% TOTAL slabinfo.vm_area_struct.active_slabs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
681 ~ 9% -16.9% 566 ~ 6% brickland1/will-it-scale/pread2
681 ~ 9% -16.9% 566 ~ 6% TOTAL slabinfo.vm_area_struct.num_slabs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
29997 ~ 9% -16.8% 24947 ~ 6% brickland1/will-it-scale/pread2
29997 ~ 9% -16.8% 24947 ~ 6% TOTAL slabinfo.vm_area_struct.num_objs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
29784 ~ 9% -16.9% 24755 ~ 6% brickland1/will-it-scale/pread2
29784 ~ 9% -16.9% 24755 ~ 6% TOTAL slabinfo.vm_area_struct.active_objs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
3928 ~ 6% -16.4% 3284 ~ 6% brickland1/will-it-scale/page_fault1
3928 ~ 6% -16.4% 3284 ~ 6% TOTAL numa-meminfo.node3.KernelStack
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
5491 ~ 1% -11.6% 4852 ~ 1% brickland1/will-it-scale/page_fault1
5540 ~ 1% -13.1% 4816 ~ 3% brickland1/will-it-scale/pread2
11031 ~ 1% -12.4% 9668 ~ 2% TOTAL slabinfo.sigqueue.num_objs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
5491 ~ 1% -11.6% 4852 ~ 1% brickland1/will-it-scale/page_fault1
5540 ~ 1% -13.1% 4816 ~ 3% brickland1/will-it-scale/pread2
11031 ~ 1% -12.4% 9668 ~ 2% TOTAL slabinfo.sigqueue.active_objs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
12383 ~ 3% -7.6% 11443 ~ 4% brickland1/will-it-scale/pread2
12383 ~ 3% -7.6% 11443 ~ 4% TOTAL slabinfo.proc_inode_cache.num_objs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
12206 ~ 2% -8.5% 11166 ~ 3% brickland1/will-it-scale/pread2
12206 ~ 2% -8.5% 11166 ~ 3% TOTAL slabinfo.proc_inode_cache.active_objs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
3298 ~ 3% -8.7% 3012 ~ 4% brickland1/will-it-scale/page_fault1
3298 ~ 3% -8.7% 3012 ~ 4% TOTAL slabinfo.shmem_inode_cache.active_objs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
3298 ~ 3% -8.7% 3012 ~ 4% brickland1/will-it-scale/page_fault1
3298 ~ 3% -8.7% 3012 ~ 4% TOTAL slabinfo.shmem_inode_cache.num_objs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
8105 ~ 2% +2062.5% 175284 ~ 4% brickland1/will-it-scale/page_fault1
6522 ~ 7% +1564.0% 108523 ~ 2% brickland1/will-it-scale/pread2
14627 ~ 4% +1840.2% 283807 ~ 3% TOTAL time.involuntary_context_switches
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
17535 ~ 0% +10.7% 19414 ~ 1% brickland1/will-it-scale/page_fault1
205434 ~ 0% +2.5% 210623 ~ 0% brickland1/will-it-scale/pread2
222969 ~ 0% +3.2% 230038 ~ 0% TOTAL vmstat.system.cs
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
56025 ~ 0% +1.8% 57041 ~ 0% brickland1/will-it-scale/page_fault1
71853 ~ 1% +5.8% 76038 ~ 1% brickland1/will-it-scale/pread2
127879 ~ 1% +4.1% 133080 ~ 1% TOTAL vmstat.system.in
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
271 ~ 0% -3.0% 263 ~ 0% brickland1/will-it-scale/pread2
271 ~ 0% -3.0% 263 ~ 0% TOTAL turbostat.Cor_W
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
285 ~ 0% -2.9% 276 ~ 0% brickland1/will-it-scale/pread2
285 ~ 0% -2.9% 276 ~ 0% TOTAL turbostat.Pkg_W
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
490 ~ 1% +2.3% 502 ~ 0% brickland1/will-it-scale/pread2
490 ~ 1% +2.3% 502 ~ 0% TOTAL time.percent_of_cpu_this_job_got
8552a4536239fc8 1896c45c3d164ffc3d9d68fe1
--------------- -------------------------
1514 ~ 1% +2.3% 1548 ~ 0% brickland1/will-it-scale/pread2
1514 ~ 1% +2.3% 1548 ~ 0% TOTAL time.system_time
Legend:
~XX% - stddev percent
[+-]XX% - change percent
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,
Fengguang
[-- Attachment #2: reproduce.ksh --]
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echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu1/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu10/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu100/cpufreq/scaling_governor
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echo performance > /sys/devices/system/cpu/cpu102/cpufreq/scaling_governor
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echo performance > /sys/devices/system/cpu/cpu104/cpufreq/scaling_governor
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echo performance > /sys/devices/system/cpu/cpu107/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu108/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu109/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu11/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu110/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu111/cpufreq/scaling_governor
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echo performance > /sys/devices/system/cpu/cpu113/cpufreq/scaling_governor
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echo performance > /sys/devices/system/cpu/cpu116/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu117/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu118/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu119/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu12/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu13/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu14/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu15/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu16/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu17/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu18/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu19/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu2/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu20/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu21/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu22/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu23/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu24/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu25/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu26/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu27/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu28/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu29/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu30/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu31/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu32/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu33/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu34/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu35/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu36/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu37/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu38/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu39/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu40/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu41/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu42/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu43/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu44/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu45/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu46/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu47/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu48/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu49/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu5/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu50/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu51/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu52/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu53/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu54/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu55/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu56/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu57/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu58/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu59/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu6/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu60/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu61/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu62/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu63/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu64/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu65/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu66/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu67/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu68/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu69/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu7/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu70/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu71/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu72/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu73/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu74/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu75/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu76/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu77/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu78/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu79/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu8/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu80/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu81/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu82/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu83/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu84/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu85/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu86/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu87/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu88/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu89/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu9/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu90/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu91/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu92/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu93/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu94/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu95/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu96/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu97/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu98/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu99/cpufreq/scaling_governor
./runtest.py pread2 16 1 15 30 45 60 90 120
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2014-06-26 5:04 [sched] 1896c45c3d1: -2.9% turbostat.Pkg_W Fengguang Wu
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