From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751680AbbH0Agr (ORCPT ); Wed, 26 Aug 2015 20:36:47 -0400 Received: from mga03.intel.com ([134.134.136.65]:1446 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751482AbbH0Agq (ORCPT ); Wed, 26 Aug 2015 20:36:46 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.17,419,1437462000"; d="yaml'?scan'208";a="756156991" From: kernel test robot Subject: [lkp] [mm] 1732e8d84b: -6.4% will-it-scale.per_process_ops CC: lkp@01.org CC: LKML TO: Andrea Arcangeli Date: Thu, 27 Aug 2015 08:36:44 +0800 Message-ID: <87io81bm8z.fsf@yhuang-dev.intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="=-=-=" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-=-= Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/andrea/aa.git master commit 1732e8d84b5fa950d6533284dcc63dfee93e39f1 ("mm: gup: make get_user_pa= ges_fast and __get_user_pages_fast latency conscious") =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D tbox_group/testcase/rootfs/kconfig/compiler/test: lkp-sb03/will-it-scale/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/f= utex1 commit:=20 7201f254ee6b51b1549ecec1cffe4d59b3e53935 1732e8d84b5fa950d6533284dcc63dfee93e39f1 7201f254ee6b51b1 1732e8d84b5fa950d6533284dc=20 ---------------- --------------------------=20 %stddev %change %stddev \ | \=20=20 5363330 =B1 0% -6.4% 5021398 =B1 0% will-it-scale.per_process= _ops 1810294 =B1 0% -5.0% 1720041 =B1 0% will-it-scale.per_thread_= ops 209850 =B1 5% +13.0% 237196 =B1 4% cpuidle.C1-SNB.usage 53.75 =B1 62% -100.9% -0.50 =B1-1300% numa-numastat.node0.oth= er_node 0.00 =B1 -1% +Inf% 1.11 =B1 3% perf-profile.cpu-cycles._= __might_sleep.get_user_pages_fast.get_futex_key.futex_wake.do_futex 2791 =B1 2% +15.8% 3231 =B1 1% vmstat.system.cs 290504 =B1 2% +16.8% 339313 =B1 1% latency_stats.hits.pipe_w= ait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 4203979 =B1 0% +5.3% 4424982 =B1 2% latency_stats.sum.pipe_wa= it.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 2941 =B1 15% -23.0% 2266 =B1 11% numa-vmstat.node0.nr_anon= _pages 3377 =B1 13% +19.7% 4040 =B1 6% numa-vmstat.node1.nr_anon= _pages 2090 =B1 27% +49.7% 3129 =B1 0% numa-vmstat.node1.nr_mapp= ed 11769 =B1 15% -22.9% 9070 =B1 11% numa-meminfo.node0.AnonPa= ges 13509 =B1 13% +19.7% 16167 =B1 6% numa-meminfo.node1.AnonPa= ges 2457 =B1 1% +8.9% 2675 =B1 3% numa-meminfo.node1.Kernel= Stack 8363 =B1 27% +49.7% 12519 =B1 0% numa-meminfo.node1.Mapped 11075 =B1 24% +95.4% 21637 =B1 17% sched_debug.cfs_rq[24]:/.= avg->runnable_avg_sum 37436 =B1 10% +29.7% 48571 =B1 11% sched_debug.cfs_rq[24]:/.= exec_clock 854911 =B1 11% +25.9% 1076265 =B1 9% sched_debug.cfs_rq[24]:/.= min_vruntime 241.25 =B1 24% +95.4% 471.50 =B1 16% sched_debug.cfs_rq[24]:/.= tg_runnable_contrib 12705 =B1 27% -32.3% 8597 =B1 2% sched_debug.cfs_rq[25]:/.= avg->runnable_avg_sum 40588 =B1 13% -13.7% 35043 =B1 0% sched_debug.cfs_rq[25]:/.= exec_clock 276.00 =B1 27% -32.3% 186.75 =B1 2% sched_debug.cfs_rq[25]:/.= tg_runnable_contrib 631.75 =B1101% -71.4% 180.75 =B1164% sched_debug.cfs_rq[3]:/.b= locked_load_avg 689.75 =B1 96% -68.1% 220.00 =B1134% sched_debug.cfs_rq[3]:/.t= g_load_contrib 4.50 =B1 57% -94.4% 0.25 =B1173% sched_debug.cfs_rq[6]:/.n= r_spread_over 23334 =B1 10% -41.3% 13699 =B1 18% sched_debug.cfs_rq[8]:/.a= vg->runnable_avg_sum 508.50 =B1 10% -41.6% 296.75 =B1 18% sched_debug.cfs_rq[8]:/.t= g_runnable_contrib 36.75 =B1 1% +15.6% 42.50 =B1 11% sched_debug.cpu#1.cpu_loa= d[0] 7238 =B1 31% +167.1% 19330 =B1 16% sched_debug.cpu#1.nr_swit= ches 8723 =B1 23% +147.9% 21622 =B1 10% sched_debug.cpu#1.sched_c= ount 3283 =B1 33% +179.5% 9179 =B1 18% sched_debug.cpu#1.sched_g= oidle 31624 =B1 30% -44.4% 17585 =B1 12% sched_debug.cpu#11.sched_= count 1170 =B1 32% +84.8% 2163 =B1 27% sched_debug.cpu#18.sched_= goidle 8659 =B1 35% +158.8% 22411 =B1 18% sched_debug.cpu#2.nr_swit= ches 10200 =B1 44% +200.8% 30686 =B1 38% sched_debug.cpu#2.sched_c= ount 4063 =B1 38% +167.8% 10881 =B1 18% sched_debug.cpu#2.sched_g= oidle 2.00 =B1154% +37.5% 2.75 =B1 39% sched_debug.cpu#21.nr_uni= nterruptible 57326 =B1 6% +16.9% 67039 =B1 7% sched_debug.cpu#24.nr_loa= d_updates 62286 =B1 4% -8.8% 56812 =B1 4% sched_debug.cpu#25.nr_loa= d_updates 5467 =B1 46% +315.6% 22723 =B1 49% sched_debug.cpu#26.nr_swi= tches 5588 =B1 45% +312.3% 23036 =B1 48% sched_debug.cpu#26.sched_= count 2274 =B1 57% +357.8% 10412 =B1 57% sched_debug.cpu#26.sched_= goidle 2440 =B1 29% -58.6% 1011 =B1 20% sched_debug.cpu#27.ttwu_l= ocal 39.25 =B1 1% +7.0% 42.00 =B1 2% sched_debug.cpu#3.cpu_loa= d[3] 4907 =B1 50% +215.8% 15497 =B1 49% sched_debug.cpu#5.nr_swit= ches 2213 =B1 53% +239.4% 7512 =B1 51% sched_debug.cpu#5.sched_g= oidle 370.00 =B1 13% +97.0% 728.75 =B1 23% sched_debug.cpu#6.ttwu_lo= cal 882811 =B1 2% +12.7% 995138 =B1 0% sched_debug.cpu#9.avg_idle lkp-sb03: Sandy Bridge-EP Memory: 64G will-it-scale.per_process_ops 5.4e+06 ++--------------------------------------------------------------= -+ *..*...*..*.. .*..*..*...*.. .*...*..*.= .* 5.35e+06 ++ *..*...*..*..*..*...*. *..*. = | 5.3e+06 ++ = | | = | 5.25e+06 ++ = | 5.2e+06 ++ = | | = | 5.15e+06 ++ = | 5.1e+06 ++ = | | O O O O = | 5.05e+06 ++ O O O O O = | 5e+06 ++ O O O O O O O O O = O O O = | 4.95e+06 ++--------------------------------------------------------------= -+ will-it-scale.per_thread_ops 1.82e+06 ++---------------------------------------------------------*----= -+ | .*.. ..*.. .*. *.= .* 1.8e+06 ++ ..*..*.. .*..*.. *...*. *..*. .*. = | *..*. *.. .. .. *. = | | * * = | 1.78e+06 ++ = | | = | 1.76e+06 ++ = | | = | 1.74e+06 ++ = | | O O O O O = O O O O O O O O = | 1.72e+06 ++ O O O O O = | | O O = | 1.7e+06 ++-----------------------------------------------------O--------= -+ [*] bisect-good sample [O] bisect-bad sample To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tes= ts.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 provid= ed for informational purposes only. Any difference in system hardware or softw= are design or configuration may affect actual performance. Thanks, Ying Huang --=-=-= Content-Type: text/plain; charset=ascii Content-Disposition: attachment; filename=job.yaml --- LKP_SERVER: inn LKP_CGI_PORT: 80 LKP_CIFS_PORT: 139 testcase: will-it-scale 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: default-watchdogs: oom-killer: watchdog: commit: d251a8b0d2064813afb90defd4e09cb599d28cdb model: Sandy Bridge-EP memory: 64G hdd_partitions: "/dev/disk/by-id/ata-WDC_WD10EARS-00Y5B1_WD-WCAV5F059499-part3" swap_partitions: rootfs_partition: "/dev/disk/by-id/ata-WDC_WD10EARS-00Y5B1_WD-WCAV5F059499-part4" category: benchmark perf-profile: freq: 800 will-it-scale: test: futex1 queue: cyclic testbox: lkp-sb03 tbox_group: lkp-sb03 kconfig: x86_64-rhel enqueue_time: 2015-08-20 15:21:54.413251757 +08:00 id: adef54f2678f23c18a992979f63fbf192e4a7dfc user: lkp compiler: gcc-4.9 head_commit: d251a8b0d2064813afb90defd4e09cb599d28cdb base_commit: 2c6625cd545bdd66acff14f3394865d43920a5c7 branch: linux-devel/devel-hourly-2015082018 kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/d251a8b0d2064813afb90defd4e09cb599d28cdb/vmlinuz-4.2.0-rc7-04825-gd251a8b" rootfs: debian-x86_64-2015-02-07.cgz result_root: "/result/will-it-scale/futex1/lkp-sb03/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/d251a8b0d2064813afb90defd4e09cb599d28cdb/0" job_file: "/lkp/scheduled/lkp-sb03/cyclic_will-it-scale-futex1-x86_64-rhel-CYCLIC_HEAD-d251a8b0d2064813afb90defd4e09cb599d28cdb-20150820-65529-1m10j6i-0.yaml" dequeue_time: 2015-08-20 21:30:13.693386688 +08:00 nr_cpu: "$(nproc)" max_uptime: 1500 initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz" bootloader_append: - root=/dev/ram0 - user=lkp - job=/lkp/scheduled/lkp-sb03/cyclic_will-it-scale-futex1-x86_64-rhel-CYCLIC_HEAD-d251a8b0d2064813afb90defd4e09cb599d28cdb-20150820-65529-1m10j6i-0.yaml - ARCH=x86_64 - kconfig=x86_64-rhel - branch=linux-devel/devel-hourly-2015082018 - commit=d251a8b0d2064813afb90defd4e09cb599d28cdb - BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/d251a8b0d2064813afb90defd4e09cb599d28cdb/vmlinuz-4.2.0-rc7-04825-gd251a8b - max_uptime=1500 - RESULT_ROOT=/result/will-it-scale/futex1/lkp-sb03/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/d251a8b0d2064813afb90defd4e09cb599d28cdb/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/d251a8b0d2064813afb90defd4e09cb599d28cdb/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/will-it-scale.cgz" job_state: finished loadavg: 27.85 12.45 4.86 1/353 8939 start_time: '1440077671' end_time: '1440077981' version: "/lkp/lkp/.src-20150820-194306" --=-=-= Content-Type: text/plain; charset=ascii Content-Disposition: attachment; filename=reproduce ./runtest.py futex1 25 both 1 8 16 24 32 --=-=-=--