Messages in this thread | | | From | kernel test robot <> | Subject | [lkp] [futex] 65d8fc777f: +25.6% will-it-scale.per_process_ops | Date | Mon, 29 Feb 2016 16:36:38 +0800 |
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FYI, we noticed the below changes on
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit 65d8fc777f6dcfee12785c057a6b57f679641c90 ("futex: Remove requirement for lock_page() in get_futex_key()")
========================================================================================= compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase: gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/lkp-sbx04/futex1/will-it-scale
commit: 8ad7b378d0d016309014cae0f640434bca7b5e11 65d8fc777f6dcfee12785c057a6b57f679641c90
8ad7b378d0d01630 65d8fc777f6dcfee12785c057a ---------------- -------------------------- %stddev %change %stddev \ | \ 5076304 ± 0% +25.6% 6374220 ± 0% will-it-scale.per_process_ops 1194117 ± 0% +14.4% 1366153 ± 1% will-it-scale.per_thread_ops 0.58 ± 0% -2.0% 0.57 ± 0% will-it-scale.scalability 6820 ± 0% -19.6% 5483 ± 15% meminfo.AnonHugePages 2652 ± 5% -10.4% 2375 ± 2% vmstat.system.cs 2848 ± 32% +141.2% 6870 ± 65% numa-meminfo.node1.Active(anon) 2832 ± 31% +57.6% 4465 ± 27% numa-meminfo.node1.AnonPages 15018 ± 12% -23.3% 11515 ± 15% numa-meminfo.node2.AnonPages 1214 ± 14% -22.8% 936.75 ± 20% numa-meminfo.node3.PageTables 712.25 ± 32% +141.2% 1718 ± 65% numa-vmstat.node1.nr_active_anon 708.25 ± 31% +57.7% 1116 ± 27% numa-vmstat.node1.nr_anon_pages 3754 ± 12% -23.3% 2879 ± 15% numa-vmstat.node2.nr_anon_pages 304.75 ± 14% -23.1% 234.50 ± 20% numa-vmstat.node3.nr_page_table_pages 3.53 ± 1% -100.0% 0.00 ± -1% perf-profile.cycles.___might_sleep.__might_sleep.get_futex_key.futex_wake.do_futex 4.34 ± 1% -100.0% 0.00 ± -1% perf-profile.cycles.__might_sleep.get_futex_key.futex_wake.do_futex.sys_futex 1.27 ± 3% -100.0% 0.00 ± -1% perf-profile.cycles.__wake_up_bit.unlock_page.get_futex_key.futex_wake.do_futex 4.36 ± 1% +29.6% 5.65 ± 1% perf-profile.cycles.drop_futex_key_refs.isra.12.futex_wake.do_futex.sys_futex.entry_SYSCALL_64_fastpath 6.69 ± 1% +28.1% 8.57 ± 0% perf-profile.cycles.entry_SYSCALL_64 6.73 ± 0% +30.6% 8.79 ± 0% perf-profile.cycles.entry_SYSCALL_64_after_swapgs 74.21 ± 0% -11.0% 66.06 ± 0% perf-profile.cycles.futex_wake.do_futex.sys_futex.entry_SYSCALL_64_fastpath 59.05 ± 0% -21.4% 46.40 ± 0% perf-profile.cycles.get_futex_key.futex_wake.do_futex.sys_futex.entry_SYSCALL_64_fastpath 4.12 ± 0% +78.5% 7.36 ± 1% perf-profile.cycles.get_futex_key_refs.isra.11.futex_wake.do_futex.sys_futex.entry_SYSCALL_64_fastpath 2.27 ± 3% +24.1% 2.82 ± 4% perf-profile.cycles.get_user_pages_fast.futex_wake.do_futex.sys_futex.entry_SYSCALL_64_fastpath 26.95 ± 0% +30.0% 35.04 ± 1% perf-profile.cycles.get_user_pages_fast.get_futex_key.futex_wake.do_futex.sys_futex 13.43 ± 0% +27.2% 17.09 ± 1% perf-profile.cycles.gup_pte_range.gup_pud_range.get_user_pages_fast.get_futex_key.futex_wake 19.66 ± 1% +28.4% 25.24 ± 0% perf-profile.cycles.gup_pud_range.get_user_pages_fast.get_futex_key.futex_wake.do_futex 4.33 ± 1% +37.0% 5.93 ± 4% perf-profile.cycles.hash_futex.do_futex.sys_futex.entry_SYSCALL_64_fastpath 13.59 ± 0% -100.0% 0.00 ± -1% perf-profile.cycles.unlock_page.get_futex_key.futex_wake.do_futex.sys_futex 15160 ± 19% -34.8% 9883 ± 0% sched_debug.cfs_rq:/.exec_clock.min 27.25 ± 15% -37.6% 17.00 ± 8% sched_debug.cfs_rq:/.load_avg.7 21.00 ± 38% -27.4% 15.25 ± 2% sched_debug.cpu.cpu_load[2].1 21.00 ± 38% -27.4% 15.25 ± 2% sched_debug.cpu.cpu_load[3].1 21.00 ± 38% -27.4% 15.25 ± 2% sched_debug.cpu.cpu_load[4].1 1790 ± 0% +42.4% 2549 ± 45% sched_debug.cpu.curr->pid.21 50033 ± 4% -6.8% 46622 ± 4% sched_debug.cpu.nr_load_updates.29 4398 ± 42% +103.5% 8949 ± 23% sched_debug.cpu.nr_switches.11 7452 ± 34% +111.3% 15744 ± 54% sched_debug.cpu.nr_switches.20 3739 ± 13% +213.5% 11723 ± 40% sched_debug.cpu.nr_switches.23 1648 ± 53% +96.5% 3239 ± 63% sched_debug.cpu.nr_switches.51 0.25 ±519% -1300.0% -3.00 ±-52% sched_debug.cpu.nr_uninterruptible.24 8632 ± 16% -32.5% 5823 ± 19% sched_debug.cpu.sched_count.1 5091 ± 36% +137.5% 12092 ± 31% sched_debug.cpu.sched_count.11 12453 ± 90% -74.6% 3159 ± 24% sched_debug.cpu.sched_count.2 7782 ± 32% +118.2% 16977 ± 46% sched_debug.cpu.sched_count.20 2665 ± 48% -49.8% 1337 ± 30% sched_debug.cpu.sched_count.32 1365 ± 11% -14.0% 1174 ± 3% sched_debug.cpu.sched_count.45 1693 ± 51% +147.7% 4193 ± 42% sched_debug.cpu.sched_count.51 5023 ± 57% -51.5% 2434 ± 43% sched_debug.cpu.sched_count.57 1705 ± 16% +129.6% 3915 ± 48% sched_debug.cpu.sched_goidle.23 536.25 ± 14% -18.7% 435.75 ± 2% sched_debug.cpu.sched_goidle.45 1228 ± 19% -27.3% 892.50 ± 17% sched_debug.cpu.sched_goidle.5 1919 ± 55% +88.5% 3617 ± 37% sched_debug.cpu.ttwu_count.11 7699 ± 35% -43.7% 4335 ± 43% sched_debug.cpu.ttwu_count.24 5380 ± 36% -45.6% 2926 ± 18% sched_debug.cpu.ttwu_count.30 563.25 ± 20% +140.3% 1353 ± 38% sched_debug.cpu.ttwu_local.11 4297 ± 46% -49.1% 2186 ± 39% sched_debug.cpu.ttwu_local.24 2828 ± 47% -47.8% 1475 ± 34% sched_debug.cpu.ttwu_local.27 3243 ± 36% -54.3% 1482 ± 32% sched_debug.cpu.ttwu_local.30 199.25 ± 6% +100.6% 399.75 ± 32% sched_debug.cpu.ttwu_local.44 1158 ± 64% -67.3% 379.00 ± 46% sched_debug.cpu.ttwu_local.54 242.25 ± 21% +51.0% 365.75 ± 19% sched_debug.cpu.ttwu_local.55 1009 ± 26% -50.8% 496.50 ± 44% sched_debug.cpu.ttwu_local.59 1736 ± 53% -67.8% 559.25 ± 22% sched_debug.cpu.ttwu_local.9
lkp-sbx04: Sandy Bridge-EX Memory: 64G
perf-profile.cycles.futex_wake.do_futex.sys_futex.entry_SYSCALL_64_fastpath
76 ++---------------------------------------------------------------------+ | | 74 ++ .*.. .*..*..*.. .*.. .*.. .*.. .*.. .*..*..*..* | *..*. *..*..*. *..*. *.*. *. *. *. | | | 72 ++ | | | 70 ++ | | | 68 ++ | | | | O O O O O O O O O O O | 66 O+ O O O O O | O O O O O O O | 64 ++-------------O-------------------------------------------------------+
will-it-scale.per_process_ops
6.6e+06 O+----O-O--O------------------------------------------------------+ | O O O O O | 6.4e+06 ++ O O O O O O O O O O O O O O O O | | 6.2e+06 ++ | 6e+06 ++ | | | 5.8e+06 ++ | | | 5.6e+06 ++ | 5.4e+06 ++ | | | 5.2e+06 ++ | *..*..*.*..*..*..*.*..*..*..*.*..*..*..*.*..*..*..*.*..*..*..*.* | 5e+06 ++----------------------------------------------------------------+
[*] 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: will-it-scale default-monitors: wait: activate-monitor kmsg: uptime: iostat: heartbeat: 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: 65d8fc777f6dcfee12785c057a6b57f679641c90 model: Sandy Bridge-EX nr_cpu: 64 memory: 64G nr_ssd_partitions: 7 ssd_partitions: "/dev/disk/by-id/ata-INTEL_SSDSC2*-part1" swap_partitions: category: benchmark perf-profile: freq: 800 will-it-scale: test: futex1 queue: bisect testbox: lkp-sbx04 tbox_group: lkp-sbx04 kconfig: x86_64-rhel enqueue_time: 2016-02-28 23:45:52.199165563 +08:00 compiler: gcc-4.9 rootfs: debian-x86_64-2015-02-07.cgz id: 6b2c2bd744dd898009648cb82de7e0ba77de33f1 user: lkp head_commit: ed520c327c4259ec08b1677023087f658329b961 base_commit: 81f70ba233d5f660e1ea5fe23260ee323af5d53a branch: linux-devel/devel-hourly-2016022811 result_root: "/result/will-it-scale/performance-futex1/lkp-sbx04/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/65d8fc777f6dcfee12785c057a6b57f679641c90/0" job_file: "/lkp/scheduled/lkp-sbx04/bisect_will-it-scale-performance-futex1-debian-x86_64-2015-02-07.cgz-x86_64-rhel-65d8fc777f6dcfee12785c057a6b57f679641c90-20160228-23650-17c4qc1-0.yaml" max_uptime: 1500 initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz" bootloader_append: - root=/dev/ram0 - user=lkp - job=/lkp/scheduled/lkp-sbx04/bisect_will-it-scale-performance-futex1-debian-x86_64-2015-02-07.cgz-x86_64-rhel-65d8fc777f6dcfee12785c057a6b57f679641c90-20160228-23650-17c4qc1-0.yaml - ARCH=x86_64 - kconfig=x86_64-rhel - branch=linux-devel/devel-hourly-2016022811 - commit=65d8fc777f6dcfee12785c057a6b57f679641c90 - BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/65d8fc777f6dcfee12785c057a6b57f679641c90/vmlinuz-4.5.0-rc3-00235-g65d8fc7 - max_uptime=1500 - RESULT_ROOT=/result/will-it-scale/performance-futex1/lkp-sbx04/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/65d8fc777f6dcfee12785c057a6b57f679641c90/0 - 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-4.9/65d8fc777f6dcfee12785c057a6b57f679641c90/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,/osimage/deps/debian-x86_64-2015-02-07.cgz/will-it-scale.cgz,/lkp/benchmarks/will-it-scale.cgz,/lkp/benchmarks/will-it-scale-x86_64.cgz" linux_headers_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/65d8fc777f6dcfee12785c057a6b57f679641c90/linux-headers.cgz" repeat_to: 2 kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/65d8fc777f6dcfee12785c057a6b57f679641c90/vmlinuz-4.5.0-rc3-00235-g65d8fc7" dequeue_time: 2016-02-28 23:46:33.938915178 +08:00 job_state: finished loadavg: 45.27 20.12 7.84 2/649 11559 start_time: '1456674445' end_time: '1456674754' version: "/lkp/lkp/.src-20160226-194908" 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu1/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu10/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu11/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu12/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu13/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu14/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu15/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu16/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu17/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu18/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu19/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu2/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu20/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu21/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu22/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu23/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu24/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu25/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu26/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu27/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu28/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu29/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu30/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu31/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu32/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu33/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu34/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu35/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu36/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu37/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu38/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu39/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu40/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu41/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu42/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu43/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu44/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu45/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu46/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu47/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu48/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu49/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu5/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu50/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu51/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu52/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu53/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu54/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu55/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu56/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu57/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu58/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu59/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu6/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu60/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu61/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu62/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu63/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu7/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu8/cpufreq/scaling_governor 2016-02-28 23:47:24 echo performance > /sys/devices/system/cpu/cpu9/cpufreq/scaling_governor 2016-02-28 23:47:25 ./runtest.py futex1 16 both 1 8 16 24 32 48 64
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