Messages in this thread | | | From | kernel test robot <> | Subject | [lkp] [vmpressure] 78d1788350: No primary result change, 274.1% vm-scalability.time.involuntary_context_switches | Date | Mon, 01 Feb 2016 09:43:01 +0800 |
| |
FYI, we noticed the below changes on
https://github.com/0day-ci/linux Vladimir-Davydov/vmpressure-Fix-subtree-pressure-detection/20160128-003153 commit 78d1788350477246d516496d8d7684fa80ef7f18 ("vmpressure: Fix subtree pressure detection")
========================================================================================= compiler/cpufreq_governor/kconfig/rootfs/runtime/tbox_group/test/testcase: gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/300s/ivb43/lru-file-mmap-read/vm-scalability
commit: v4.5-rc1 78d1788350477246d516496d8d7684fa80ef7f18
v4.5-rc1 78d1788350477246d516496d8d ---------------- -------------------------- %stddev %change %stddev \ | \ 195486 ± 1% +274.1% 731248 ± 2% vm-scalability.time.involuntary_context_switches 2939 ± 21% +37.5% 4041 ± 12% numa-vmstat.node1.nr_anon_pages 897378 ± 1% +17.7% 1056357 ± 2% softirqs.RCU 4293 ± 4% +82.5% 7835 ± 2% vmstat.system.cs 120.40 ± 22% +41.6% 170.50 ± 19% cpuidle.C3-IVT.usage 4.723e+08 ± 4% +13.8% 5.375e+08 ± 5% cpuidle.C6-IVT.time 93336 ± 31% +611.8% 664396 ± 88% latency_stats.max.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 371333 ±166% -70.1% 110861 ±117% latency_stats.sum.pipe_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 195486 ± 1% +274.1% 731248 ± 2% time.involuntary_context_switches 717.20 ± 14% +20.3% 862.50 ± 6% time.major_page_faults 2724 ± 60% -93.6% 174.25 ±173% numa-meminfo.node0.AnonHugePages 1630 ±122% +222.2% 5254 ± 16% numa-meminfo.node1.AnonHugePages 11760 ± 21% +37.6% 16177 ± 12% numa-meminfo.node1.AnonPages 1.01 ± 4% +26.5% 1.28 ± 10% perf-profile.cycles-pp.__add_to_page_cache_locked.add_to_page_cache_lru.mpage_readpages.xfs_vm_readpages.__do_page_cache_readahead 0.90 ± 56% -72.4% 0.25 ± 95% perf-profile.cycles-pp.__alloc_pages_nodemask.alloc_pages_current.__page_cache_alloc.__do_page_cache_readahead.filemap_fault 0.90 ± 56% -72.5% 0.25 ± 95% perf-profile.cycles-pp.__page_cache_alloc.__do_page_cache_readahead.filemap_fault.xfs_filemap_fault.__do_fault 2.18 ± 2% +15.9% 2.52 ± 7% perf-profile.cycles-pp.__remove_mapping.shrink_page_list.shrink_inactive_list.shrink_zone_memcg.shrink_zone 1.04 ± 4% +16.8% 1.21 ± 7% perf-profile.cycles-pp.__rmqueue.get_page_from_freelist.__alloc_pages_nodemask.alloc_pages_current.__page_cache_alloc 1.08 ± 6% +18.1% 1.28 ± 5% perf-profile.cycles-pp._raw_spin_lock_irqsave.__remove_mapping.shrink_page_list.shrink_inactive_list.shrink_zone_memcg 0.90 ± 56% -72.4% 0.25 ± 95% perf-profile.cycles-pp.alloc_pages_current.__page_cache_alloc.__do_page_cache_readahead.filemap_fault.xfs_filemap_fault 0.77 ± 20% +47.0% 1.14 ± 9% perf-profile.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.__remove_mapping.shrink_page_list.shrink_inactive_list 1.38 ± 2% +15.8% 1.60 ± 7% perf-profile.cycles-pp.rmap_walk.try_to_unmap.shrink_page_list.shrink_inactive_list.shrink_zone_memcg 2.17 ± 2% -14.7% 1.85 ± 9% perf-profile.cycles-pp.shrink_inactive_list.shrink_zone_memcg.shrink_zone.kswapd.kthread 2.19 ± 2% -14.5% 1.87 ± 9% perf-profile.cycles-pp.shrink_zone.kswapd.kthread.ret_from_fork 2.18 ± 1% -14.8% 1.86 ± 9% perf-profile.cycles-pp.shrink_zone_memcg.shrink_zone.kswapd.kthread.ret_from_fork 1.46 ± 2% +19.5% 1.75 ± 10% perf-profile.cycles-pp.try_to_unmap.shrink_page_list.shrink_inactive_list.shrink_zone_memcg.shrink_zone 50.20 ±133% +273.0% 187.25 ±109% sched_debug.cfs_rq:/.load.5 56.60 ± 11% +97.4% 111.75 ± 55% sched_debug.cfs_rq:/.load_avg.0 17.60 ± 9% +25.0% 22.00 ± 14% sched_debug.cfs_rq:/.load_avg.19 47.00 ± 33% -54.8% 21.25 ± 13% sched_debug.cfs_rq:/.load_avg.23 21.60 ± 30% +139.6% 51.75 ± 63% sched_debug.cfs_rq:/.load_avg.30 20.80 ± 30% +50.2% 31.25 ± 26% sched_debug.cfs_rq:/.load_avg.36 16.40 ± 2% +18.9% 19.50 ± 11% sched_debug.cfs_rq:/.runnable_load_avg.14 16685 ±278% -374.2% -45753 ±-25% sched_debug.cfs_rq:/.spread0.12 119599 ± 47% -71.8% 33762 ±121% sched_debug.cfs_rq:/.spread0.27 106418 ± 42% -267.6% -178399 ±-221% sched_debug.cfs_rq:/.spread0.28 56797 ± 81% -136.5% -20757 ±-159% sched_debug.cfs_rq:/.spread0.3 63128 ± 63% -157.9% -36549 ±-295% sched_debug.cfs_rq:/.spread0.46 57759 ±100% -676.1% -332737 ±-164% sched_debug.cfs_rq:/.spread0.8 151767 ± 32% -40.2% 90684 ± 14% sched_debug.cfs_rq:/.spread0.max 855.00 ± 1% +7.5% 918.75 ± 7% sched_debug.cfs_rq:/.util_avg.20 16.40 ± 2% +18.9% 19.50 ± 11% sched_debug.cpu.cpu_load[0].14 16.40 ± 2% +18.9% 19.50 ± 11% sched_debug.cpu.cpu_load[1].14 16.40 ± 2% +18.9% 19.50 ± 11% sched_debug.cpu.cpu_load[2].14 16.40 ± 2% +18.9% 19.50 ± 11% sched_debug.cpu.cpu_load[3].14 16.40 ± 2% +18.9% 19.50 ± 11% sched_debug.cpu.cpu_load[4].14 1305 ± 1% +16.6% 1521 ± 13% sched_debug.cpu.curr->pid.23 50.20 ±133% +273.0% 187.25 ±109% sched_debug.cpu.load.5 0.00 ± 0% +Inf% 1.00 ± 0% sched_debug.cpu.nr_running.5 10459 ± 30% +86.1% 19462 ± 13% sched_debug.cpu.nr_switches.12 11042 ±113% +169.5% 29759 ± 31% sched_debug.cpu.nr_switches.14 17516 ± 69% +85.9% 32567 ± 46% sched_debug.cpu.nr_switches.18 8287 ± 69% +271.4% 30775 ± 71% sched_debug.cpu.nr_switches.21 16525 ± 59% +80.6% 29850 ± 41% sched_debug.cpu.nr_switches.23 8306 ± 36% +92.8% 16016 ± 8% sched_debug.cpu.nr_switches.24 9271 ± 64% +149.7% 23153 ± 30% sched_debug.cpu.nr_switches.25 6094 ± 49% +243.8% 20951 ± 31% sched_debug.cpu.nr_switches.26 6569 ± 32% +194.9% 19373 ± 17% sched_debug.cpu.nr_switches.30 10034 ±111% +295.8% 39717 ± 41% sched_debug.cpu.nr_switches.31 7417 ± 70% +205.4% 22657 ± 35% sched_debug.cpu.nr_switches.38 9204 ± 69% +125.4% 20746 ± 26% sched_debug.cpu.nr_switches.42 8742 ± 68% +172.8% 23845 ± 14% sched_debug.cpu.nr_switches.47 11267 ± 75% +311.6% 46375 ± 68% sched_debug.cpu.nr_switches.7 14373 ± 4% +74.8% 25131 ± 3% sched_debug.cpu.nr_switches.avg 68237 ± 15% +30.3% 88895 ± 10% sched_debug.cpu.nr_switches.max 1792 ± 11% +610.9% 12741 ± 4% sched_debug.cpu.nr_switches.min -1.00 ±-244% -200.0% 1.00 ±212% sched_debug.cpu.nr_uninterruptible.21 -29.60 ±-22% -31.7% -20.21 ±-29% sched_debug.cpu.nr_uninterruptible.min 11570 ± 27% +75.8% 20344 ± 14% sched_debug.cpu.sched_count.12 18187 ± 52% +67.7% 30504 ± 40% sched_debug.cpu.sched_count.23 8874 ± 33% +83.7% 16301 ± 7% sched_debug.cpu.sched_count.24 9847 ± 60% +137.9% 23423 ± 29% sched_debug.cpu.sched_count.25 7299 ± 38% +190.8% 21225 ± 30% sched_debug.cpu.sched_count.26 7156 ± 30% +179.8% 20022 ± 16% sched_debug.cpu.sched_count.30 10606 ±105% +279.7% 40278 ± 41% sched_debug.cpu.sched_count.31 7977 ± 66% +187.5% 22938 ± 35% sched_debug.cpu.sched_count.38 10713 ± 47% +138.5% 25554 ± 54% sched_debug.cpu.sched_count.39 25911 ± 63% +76.9% 45826 ± 39% sched_debug.cpu.sched_count.4 9758 ± 66% +115.6% 21039 ± 26% sched_debug.cpu.sched_count.42 9252 ± 64% +160.6% 24110 ± 14% sched_debug.cpu.sched_count.47 12153 ± 69% +296.0% 48126 ± 65% sched_debug.cpu.sched_count.7 110528 ± 0% +9.1% 120637 ± 0% sched_debug.cpu.sched_count.avg 2364 ± 8% +455.3% 13129 ± 5% sched_debug.cpu.sched_count.min 816.60 ± 32% -40.5% 485.75 ± 16% sched_debug.cpu.sched_goidle.17 383.20 ± 22% +56.1% 598.00 ± 22% sched_debug.cpu.sched_goidle.23 204.20 ± 12% +210.7% 634.50 ± 86% sched_debug.cpu.sched_goidle.25 190.60 ± 26% +54.6% 294.75 ± 12% sched_debug.cpu.sched_goidle.31 4752 ± 36% +107.1% 9844 ± 12% sched_debug.cpu.ttwu_count.12 5428 ±115% +178.2% 15102 ± 31% sched_debug.cpu.ttwu_count.14 8902 ± 73% +80.8% 16095 ± 47% sched_debug.cpu.ttwu_count.18 3698 ± 62% +315.1% 15351 ± 75% sched_debug.cpu.ttwu_count.21 8371 ± 57% +80.6% 15121 ± 41% sched_debug.cpu.ttwu_count.23 4569 ± 33% +85.9% 8496 ± 10% sched_debug.cpu.ttwu_count.24 4884 ± 56% +152.6% 12339 ± 27% sched_debug.cpu.ttwu_count.25 3187 ± 39% +258.7% 11434 ± 23% sched_debug.cpu.ttwu_count.26 3513 ± 31% +183.5% 9962 ± 19% sched_debug.cpu.ttwu_count.30 5462 ± 97% +283.9% 20970 ± 41% sched_debug.cpu.ttwu_count.31 5605 ± 43% +85.8% 10415 ± 34% sched_debug.cpu.ttwu_count.34 4011 ± 66% +190.7% 11661 ± 33% sched_debug.cpu.ttwu_count.38 4305 ± 41% +183.7% 12215 ± 59% sched_debug.cpu.ttwu_count.39 4828 ± 73% +125.9% 10906 ± 25% sched_debug.cpu.ttwu_count.42 4560 ± 74% +168.1% 12227 ± 12% sched_debug.cpu.ttwu_count.47 5663 ± 78% +313.7% 23431 ± 67% sched_debug.cpu.ttwu_count.7 7326 ± 4% +74.8% 12808 ± 3% sched_debug.cpu.ttwu_count.avg 34268 ± 15% +29.6% 44398 ± 9% sched_debug.cpu.ttwu_count.max 792.03 ± 20% +698.7% 6325 ± 5% sched_debug.cpu.ttwu_count.min 3951 ± 45% +119.7% 8681 ± 13% sched_debug.cpu.ttwu_local.12 4585 ±137% +205.0% 13987 ± 33% sched_debug.cpu.ttwu_local.14 8045 ± 80% +88.6% 15173 ± 48% sched_debug.cpu.ttwu_local.18 2941 ± 79% +386.9% 14319 ± 79% sched_debug.cpu.ttwu_local.21 7262 ± 67% +95.1% 14172 ± 44% sched_debug.cpu.ttwu_local.23 3991 ± 40% +100.4% 8000 ± 10% sched_debug.cpu.ttwu_local.24 4237 ± 68% +162.6% 11128 ± 29% sched_debug.cpu.ttwu_local.25 2570 ± 41% +292.2% 10081 ± 30% sched_debug.cpu.ttwu_local.26 2891 ± 40% +215.8% 9132 ± 21% sched_debug.cpu.ttwu_local.30 4665 ±113% +318.2% 19509 ± 43% sched_debug.cpu.ttwu_local.31 4533 ± 50% +115.0% 9748 ± 35% sched_debug.cpu.ttwu_local.34 4131 ± 56% +145.5% 10144 ± 47% sched_debug.cpu.ttwu_local.37 3349 ± 82% +225.3% 10897 ± 34% sched_debug.cpu.ttwu_local.38 3630 ± 48% +219.9% 11611 ± 63% sched_debug.cpu.ttwu_local.39 4138 ± 82% +140.4% 9947 ± 29% sched_debug.cpu.ttwu_local.42 3356 ± 78% +238.4% 11359 ± 14% sched_debug.cpu.ttwu_local.47 4866 ± 91% +360.6% 22415 ± 71% sched_debug.cpu.ttwu_local.7 6406 ± 5% +84.0% 11787 ± 4% sched_debug.cpu.ttwu_local.avg 33023 ± 15% +29.7% 42825 ± 11% sched_debug.cpu.ttwu_local.max 450.27 ± 20% +1199.8% 5852 ± 4% sched_debug.cpu.ttwu_local.min 1.58 ± 4% -55.1% 0.71 ± 99% sched_debug.rt_rq:/.rt_time.12
ivb43: Ivytown Ivy Bridge-EP Memory: 64G
vm-scalability.time.involuntary_context_switches
800000 ++-----------------------------------------------------------------+ | O O O O O O O | 700000 ++ O O O O O O O O O O O | | 600000 O+ | | O O | 500000 ++ O O O O | | | 400000 ++ | | | 300000 ++ | | | 200000 *+.*..*.*..*..*..*..*.*..*..*..*..*.*..*..*..*.*..*..*..*..*.* | | | 100000 ++-----------------------------------------------------------------+
[*] 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: vm-scalability 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: 78d1788350477246d516496d8d7684fa80ef7f18 model: Ivytown Ivy Bridge-EP nr_cpu: 48 memory: 64G nr_hdd_partitions: 0 hdd_partitions: rootfs_partition: swap_partitions: category: benchmark perf-profile: runtime: 300s size: vm-scalability: test: lru-file-mmap-read queue: bisect testbox: ivb43 tbox_group: ivb43 kconfig: x86_64-rhel enqueue_time: 2016-01-31 04:22:27.102563621 +08:00 id: 2542d63be154b791122544fcefff3f1d6d23a064 user: lkp compiler: gcc-4.9 head_commit: 5edef856d8228f4fc81476cd9ff36693ad0ffccb base_commit: 92e963f50fc74041b5e9e744c330dca48e04f08d branch: linux-devel/devel-hourly-2016013009 rootfs: debian-x86_64-2015-02-07.cgz result_root: "/result/vm-scalability/performance-300s-lru-file-mmap-read/ivb43/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/78d1788350477246d516496d8d7684fa80ef7f18/0" job_file: "/lkp/scheduled/ivb43/bisect_vm-scalability-performance-300s-lru-file-mmap-read-debian-x86_64-2015-02-07.cgz-x86_64-rhel-78d1788350477246d516496d8d7684fa80ef7f18-20160131-120638-crvdne-0.yaml" max_uptime: 1500 initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz" bootloader_append: - root=/dev/ram0 - user=lkp - job=/lkp/scheduled/ivb43/bisect_vm-scalability-performance-300s-lru-file-mmap-read-debian-x86_64-2015-02-07.cgz-x86_64-rhel-78d1788350477246d516496d8d7684fa80ef7f18-20160131-120638-crvdne-0.yaml - ARCH=x86_64 - kconfig=x86_64-rhel - branch=linux-devel/devel-hourly-2016013009 - commit=78d1788350477246d516496d8d7684fa80ef7f18 - BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/78d1788350477246d516496d8d7684fa80ef7f18/vmlinuz-4.5.0-rc1-00001-g78d1788 - max_uptime=1500 - RESULT_ROOT=/result/vm-scalability/performance-300s-lru-file-mmap-read/ivb43/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/78d1788350477246d516496d8d7684fa80ef7f18/0 - 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-4.9/78d1788350477246d516496d8d7684fa80ef7f18/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/vm-scalability.cgz" linux_headers_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/78d1788350477246d516496d8d7684fa80ef7f18/linux-headers.cgz" repeat_to: 2 kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/78d1788350477246d516496d8d7684fa80ef7f18/vmlinuz-4.5.0-rc1-00001-g78d1788" dequeue_time: 2016-01-31 04:37:47.136664651 +08:00 job_state: finished loadavg: 23.80 27.32 13.15 2/525 8525 start_time: '1454186311' end_time: '1454186622' version: "/lkp/lkp/.src-20160127-223853" [unhandled content-type:application/x-sh] | |