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Groups > linux.kernel > #1302362
| From | kernel test robot <ying.huang@linux.intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [lkp] [mm/vmstat] 6cdb18ad98: -8.5% will-it-scale.per_thread_ops |
| Date | 2016-01-06 04:30 +0100 |
| Message-ID | <qNMXn-3XE-7@gated-at.bofh.it> (permalink) |
| Organization | linux.* mail to news gateway |
[Multipart message — attachments visible in raw view] - view raw
FYI, we noticed the below changes on
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
commit 6cdb18ad98a49f7e9b95d538a0614cde827404b8 ("mm/vmstat: fix overflow in mod_zone_page_state()")
=========================================================================================
compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase:
gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/ivb42/pread1/will-it-scale
commit:
cc28d6d80f6ab494b10f0e2ec949eacd610f66e3
6cdb18ad98a49f7e9b95d538a0614cde827404b8
cc28d6d80f6ab494 6cdb18ad98a49f7e9b95d538a0
---------------- --------------------------
%stddev %change %stddev
\ | \
2733943 ± 0% -8.5% 2502129 ± 0% will-it-scale.per_thread_ops
3410 ± 0% -2.0% 3343 ± 0% will-it-scale.time.system_time
340.08 ± 0% +19.7% 406.99 ± 0% will-it-scale.time.user_time
69882822 ± 2% -24.3% 52926191 ± 5% cpuidle.C1-IVT.time
340.08 ± 0% +19.7% 406.99 ± 0% time.user_time
491.25 ± 6% -17.7% 404.25 ± 7% numa-vmstat.node0.nr_alloc_batch
2799 ± 20% -36.6% 1776 ± 0% numa-vmstat.node0.nr_mapped
630.00 ±140% +244.4% 2169 ± 1% numa-vmstat.node1.nr_inactive_anon
6440 ± 11% -15.5% 5440 ± 16% numa-vmstat.node1.nr_slab_reclaimable
11204 ± 20% -36.6% 7106 ± 0% numa-meminfo.node0.Mapped
1017 ±173% +450.3% 5598 ± 15% numa-meminfo.node1.AnonHugePages
2521 ±140% +244.1% 8678 ± 1% numa-meminfo.node1.Inactive(anon)
25762 ± 11% -15.5% 21764 ± 16% numa-meminfo.node1.SReclaimable
70103 ± 9% -9.8% 63218 ± 9% numa-meminfo.node1.Slab
2.29 ± 3% +32.8% 3.04 ± 4% perf-profile.cycles-pp.atime_needs_update.touch_atime.shmem_file_read_iter.__vfs_read.vfs_read
1.10 ± 3% -27.4% 0.80 ± 5% perf-profile.cycles-pp.current_fs_time.atime_needs_update.touch_atime.shmem_file_read_iter.__vfs_read
2.33 ± 2% -13.0% 2.02 ± 3% perf-profile.cycles-pp.fput.entry_SYSCALL_64_fastpath
0.89 ± 2% +29.6% 1.15 ± 7% perf-profile.cycles-pp.fsnotify.vfs_read.sys_pread64.entry_SYSCALL_64_fastpath
2.85 ± 2% +45.4% 4.14 ± 5% perf-profile.cycles-pp.touch_atime.shmem_file_read_iter.__vfs_read.vfs_read.sys_pread64
63939 ± 0% +17.9% 75370 ± 15% sched_debug.cfs_rq:/.exec_clock.25
72.50 ± 73% -63.1% 26.75 ± 19% sched_debug.cfs_rq:/.load_avg.1
34.00 ± 62% -61.8% 13.00 ± 12% sched_debug.cfs_rq:/.load_avg.14
18.00 ± 11% -11.1% 16.00 ± 10% sched_debug.cfs_rq:/.load_avg.20
14.75 ± 41% +122.0% 32.75 ± 26% sched_debug.cfs_rq:/.load_avg.25
278.88 ± 11% +18.8% 331.25 ± 7% sched_debug.cfs_rq:/.load_avg.max
51.89 ± 11% +13.6% 58.97 ± 4% sched_debug.cfs_rq:/.load_avg.stddev
7.25 ± 5% +255.2% 25.75 ± 53% sched_debug.cfs_rq:/.runnable_load_avg.25
28.50 ± 1% +55.3% 44.25 ± 46% sched_debug.cfs_rq:/.runnable_load_avg.7
72.50 ± 73% -63.1% 26.75 ± 19% sched_debug.cfs_rq:/.tg_load_avg_contrib.1
34.00 ± 62% -61.8% 13.00 ± 12% sched_debug.cfs_rq:/.tg_load_avg_contrib.14
18.00 ± 11% -11.1% 16.00 ± 10% sched_debug.cfs_rq:/.tg_load_avg_contrib.20
14.75 ± 41% +122.0% 32.75 ± 25% sched_debug.cfs_rq:/.tg_load_avg_contrib.25
279.29 ± 11% +19.1% 332.67 ± 7% sched_debug.cfs_rq:/.tg_load_avg_contrib.max
52.01 ± 11% +13.8% 59.18 ± 4% sched_debug.cfs_rq:/.tg_load_avg_contrib.stddev
359.50 ± 6% +41.5% 508.75 ± 22% sched_debug.cfs_rq:/.util_avg.25
206.25 ± 16% -13.1% 179.25 ± 11% sched_debug.cfs_rq:/.util_avg.40
688.75 ± 1% +18.5% 816.00 ± 1% sched_debug.cfs_rq:/.util_avg.7
953467 ± 1% -17.9% 782518 ± 10% sched_debug.cpu.avg_idle.5
9177 ± 43% +73.9% 15957 ± 29% sched_debug.cpu.nr_switches.13
7365 ± 19% -35.4% 4755 ± 11% sched_debug.cpu.nr_switches.20
12203 ± 28% -62.2% 4608 ± 9% sched_debug.cpu.nr_switches.22
1868 ± 49% -51.1% 913.50 ± 27% sched_debug.cpu.nr_switches.27
2546 ± 56% -70.0% 763.00 ± 18% sched_debug.cpu.nr_switches.28
3003 ± 78% -77.9% 663.00 ± 18% sched_debug.cpu.nr_switches.33
1820 ± 19% +68.0% 3058 ± 33% sched_debug.cpu.nr_switches.8
-4.00 ±-35% -156.2% 2.25 ± 85% sched_debug.cpu.nr_uninterruptible.11
4.00 ±133% -187.5% -3.50 ±-24% sched_debug.cpu.nr_uninterruptible.17
1.75 ± 74% -214.3% -2.00 ±-127% sched_debug.cpu.nr_uninterruptible.25
0.00 ± 2% +Inf% 4.00 ± 39% sched_debug.cpu.nr_uninterruptible.26
2.50 ± 44% -110.0% -0.25 ±-591% sched_debug.cpu.nr_uninterruptible.27
1.33 ±154% -287.5% -2.50 ±-72% sched_debug.cpu.nr_uninterruptible.32
-1.00 ±-244% -250.0% 1.50 ±251% sched_debug.cpu.nr_uninterruptible.45
3.50 ± 82% -135.7% -1.25 ±-66% sched_debug.cpu.nr_uninterruptible.46
-4.50 ±-40% -133.3% 1.50 ±242% sched_debug.cpu.nr_uninterruptible.6
-3.00 ±-78% -433.3% 10.00 ±150% sched_debug.cpu.nr_uninterruptible.7
10124 ± 39% +65.8% 16783 ± 23% sched_debug.cpu.sched_count.13
12833 ± 23% -54.6% 5823 ± 32% sched_debug.cpu.sched_count.22
1934 ± 48% -49.8% 971.00 ± 26% sched_debug.cpu.sched_count.27
3065 ± 76% -76.2% 728.25 ± 16% sched_debug.cpu.sched_count.33
2098 ± 24% +664.1% 16030 ±126% sched_debug.cpu.sched_count.5
4653 ± 33% +83.4% 8536 ± 25% sched_debug.cpu.sched_goidle.15
5061 ± 41% -61.1% 1968 ± 13% sched_debug.cpu.sched_goidle.22
834.75 ± 57% -60.2% 332.00 ± 35% sched_debug.cpu.sched_goidle.27
719.00 ± 71% -63.3% 264.00 ± 19% sched_debug.cpu.sched_goidle.28
943.25 ±115% -76.3% 223.25 ± 21% sched_debug.cpu.sched_goidle.33
2520 ± 26% +112.4% 5353 ± 19% sched_debug.cpu.ttwu_count.13
5324 ± 22% -49.7% 2679 ± 45% sched_debug.cpu.ttwu_count.22
2926 ± 38% +231.1% 9690 ± 37% sched_debug.cpu.ttwu_count.23
277.25 ± 18% +166.7% 739.50 ± 83% sched_debug.cpu.ttwu_count.27
1247 ± 61% -76.6% 292.25 ± 11% sched_debug.cpu.ttwu_count.28
751.75 ± 22% +183.9% 2134 ± 9% sched_debug.cpu.ttwu_count.3
6405 ± 97% -75.9% 1542 ± 48% sched_debug.cpu.ttwu_count.41
5582 ±104% -76.2% 1327 ± 55% sched_debug.cpu.ttwu_count.43
3201 ± 26% -75.1% 796.75 ± 18% sched_debug.cpu.ttwu_local.22
ivb42: Ivytown Ivy Bridge-EP
Memory: 64G
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
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[lkp] [mm/vmstat] 6cdb18ad98: -8.5% will-it-scale.per_thread_ops kernel test robot <ying.huang@linux.intel.com> - 2016-01-06 04:30 +0100
Re: [lkp] [mm/vmstat] 6cdb18ad98: -8.5% will-it-scale.per_thread_ops Heiko Carstens <heiko.carstens@de.ibm.com> - 2016-01-07 12:30 +0100
Re: [LKP] [lkp] [mm/vmstat] 6cdb18ad98: -8.5% will-it-scale.per_thread_ops "Huang\, Ying" <ying.huang@intel.com> - 2016-01-08 06:30 +0100
Re: [LKP] [lkp] [mm/vmstat] 6cdb18ad98: -8.5% will-it-scale.per_thread_ops Heiko Carstens <heiko.carstens@de.ibm.com> - 2016-01-08 12:20 +0100
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