From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============4640321725592529155==" MIME-Version: 1.0 From: Huang, Ying To: lkp@lists.01.org Subject: Re: [rcu] b8084f70e0: No primary result change, 1414.7% unixbench.time.involuntary_context_switches Date: Wed, 06 Jan 2016 12:25:55 +0800 Message-ID: <871t9vfi5o.fsf@yhuang-dev.intel.com> In-Reply-To: <20160106033052.GG3818@linux.vnet.ibm.com> List-Id: --===============4640321725592529155== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable "Paul E. McKenney" writes: > On Wed, Jan 06, 2016 at 10:47:43AM +0800, kernel test robot wrote: >> FYI, we noticed the below changes on >> = >> https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git fo= r-kbuild-bot/current-stable >> commit b8084f70e028697b342d6388b244d6171717fc54 ("rcu: Eliminate softirq= processing from rcutree") > > This is a performance degradation, correct? If so, looks like this commit > is not ready for mainline unless set up to be configured on only for > -rt workloads. Yes. This is a performance degradation. > Or am I missing the plot somewhere here? Which plot? Best Regards, Huang, Ying > Thanx, Paul > >> =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 >> compiler/cpufreq_governor/kconfig/nr_task/rootfs/tbox_group/test/testcas= e: >> gcc-4.9/performance/x86_64-rhel/1/debian-x86_64-2015-02-07.cgz/lkp-ivb= -d02/fsbuffer/unixbench >> = >> commit: = >> ee644236a506642e20637f954d286f49a76ed83a >> b8084f70e028697b342d6388b244d6171717fc54 >> = >> ee644236a506642e b8084f70e028697b342d6388b2 = >> ---------------- -------------------------- = >> %stddev %change %stddev >> \ | \ = >> 257.25 18% +1414.7% 3896 13% unixbench.time.involuntary_c= ontext_switches >> 4425148 22% -61.9% 1684712 29% cpuidle.C1E-IVB.time >> 83.75 48% +91.6% 160.50 31% cpuidle.POLL.usage >> 1902 7% -12.0% 1674 1% slabinfo.anon_vma.active_objs >> 1902 7% -12.0% 1674 1% slabinfo.anon_vma.num_objs >> 257.25 18% +1414.7% 3896 13% time.involuntary_context_swi= tches >> 8.15 6% -14.1% 7.00 1% time.user_time >> 34345 14% -33.3% 22908 33% sched_debug.cfs_rq:/.exec_cl= ock.2 >> 34987 13% -19.7% 28093 15% sched_debug.cfs_rq:/.exec_cl= ock.max >> 642.75 5% +59.6% 1025 55% sched_debug.cfs_rq:/.exec_cl= ock.min >> 14639 13% -21.8% 11443 16% sched_debug.cfs_rq:/.exec_cl= ock.stddev >> 127.75 16% -26.2% 94.25 25% sched_debug.cfs_rq:/.load_av= g.3 >> 38865 12% -36.0% 24885 34% sched_debug.cfs_rq:/.min_vru= ntime.2 >> 39385 12% -22.8% 30395 16% sched_debug.cfs_rq:/.min_vru= ntime.max >> 1090 11% +45.3% 1584 32% sched_debug.cfs_rq:/.min_vru= ntime.min >> 16286 13% -25.1% 12200 18% sched_debug.cfs_rq:/.min_vru= ntime.stddev >> 2.00 0% -50.0% 1.00 0% sched_debug.cfs_rq:/.nr_spre= ad_over.0 >> 2.00 0% -50.0% 1.00 0% sched_debug.cfs_rq:/.nr_spre= ad_over.max >> 0.87 0% -42.3% 0.50 0% sched_debug.cfs_rq:/.nr_spre= ad_over.stddev >> 28.50 62% +338.6% 125.00 114% sched_debug.cfs_rq:/.runnabl= e_load_avg.1 >> 16286 13% -25.1% 12200 18% sched_debug.cfs_rq:/.spread0= .stddev >> 127.75 16% -26.0% 94.50 25% sched_debug.cfs_rq:/.tg_load= _avg_contrib.3 >> 626662 5% -13.2% 544121 9% sched_debug.cpu.avg_idle.0 >> 20.25 28% +419.8% 105.25 132% sched_debug.cpu.cpu_load[3].1 >> 692.40 7% -15.2% 586.96 9% sched_debug.cpu.curr->pid.avg >> 36187 12% -31.5% 24793 29% sched_debug.cpu.nr_load_upda= tes.2 >> 15625 11% +61.6% 25245 23% sched_debug.cpu.nr_switches.0 >> 20008 4% +14.1% 22828 4% sched_debug.cpu.nr_switches.= avg >> 23333 8% +40.9% 32872 18% sched_debug.cpu.sched_count.0 >> 21974 4% +12.7% 24771 4% sched_debug.cpu.sched_count.= avg >> 31771 9% +22.6% 38942 5% sched_debug.cpu.sched_count.= max >> 9514 28% +75.8% 16728 7% sched_debug.cpu.ttwu_count.0 >> 4323 10% +40.6% 6080 30% sched_debug.cpu.ttwu_count.2 >> 10068 4% +15.6% 11639 4% sched_debug.cpu.ttwu_count.a= vg >> 4101 10% +21.7% 4990 8% sched_debug.cpu.ttwu_count.m= in >> 3676 21% +102.5% 7443 8% sched_debug.cpu.ttwu_local.0 >> 2014 15% +43.2% 2884 10% sched_debug.cpu.ttwu_local.2 >> 3508 1% +24.8% 4377 4% sched_debug.cpu.ttwu_local.a= vg >> 5554 19% +34.0% 7444 8% sched_debug.cpu.ttwu_local.m= ax >> 1846 16% +40.2% 2588 6% sched_debug.cpu.ttwu_local.m= in >> = >> =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 >> compiler/cpufreq_governor/kconfig/nr_task/rootfs/tbox_group/test/testcas= e: >> gcc-4.9/performance/x86_64-rhel/1/debian-x86_64-2015-02-07.cgz/lkp-ivb= -d02/fsdisk/unixbench >> = >> commit: = >> ee644236a506642e20637f954d286f49a76ed83a >> b8084f70e028697b342d6388b244d6171717fc54 >> = >> ee644236a506642e b8084f70e028697b342d6388b2 = >> ---------------- -------------------------- = >> fail:runs %reproduction fail:runs >> | | | = >> :4 25% 1:4 kmsg.DHCP/BOOTP:Reply_not_= for_us,op[#]xid[#] >> %stddev %change %stddev >> \ | \ = >> 265.75 18% +1313.4% 3756 9% unixbench.time.involuntary_c= ontext_switches >> 659.50 6% +16.5% 768.00 7% slabinfo.kmalloc-512.num_objs >> 265.75 18% +1313.4% 3756 9% time.involuntary_context_swi= tches >> 5911312 13% -55.9% 2606719 10% cpuidle.C1E-IVB.time >> 95195 172% +815.7% 871684 140% cpuidle.POLL.time >> 51.75 10% -30.9% 35.75 24% cpuidle.POLL.usage >> 13361 22% -27.0% 9754 4% sched_debug.cfs_rq:/.exec_cl= ock.stddev >> 14632 24% -28.1% 10524 5% sched_debug.cfs_rq:/.min_vru= ntime.stddev >> 14632 24% -28.1% 10524 5% sched_debug.cfs_rq:/.spread0= .stddev >> 197.25 14% +52.9% 301.50 41% sched_debug.cfs_rq:/.util_av= g.0 >> 552666 8% -7.7% 510200 7% sched_debug.cpu.avg_idle.1 >> 13610 30% +59.7% 21734 7% sched_debug.cpu.nr_switches.0 >> 21145 1% +12.3% 23752 7% sched_debug.cpu.nr_switches.= avg >> 10105 21% +62.1% 16380 7% sched_debug.cpu.nr_switches.= min >> 11293 28% -44.4% 6276 16% sched_debug.cpu.nr_switches.= stddev >> 21314 19% +38.1% 29437 5% sched_debug.cpu.sched_count.0 >> 11261 22% +57.2% 17703 9% sched_debug.cpu.sched_count.= min >> 11158 27% -36.7% 7068 12% sched_debug.cpu.sched_count.= stddev >> 5854 35% +57.0% 9194 8% sched_debug.cpu.sched_goidle= .0 >> 3713 27% +68.4% 6253 11% sched_debug.cpu.sched_goidle= .min >> 5638 29% -44.5% 3131 18% sched_debug.cpu.sched_goidle= .stddev >> 8286 32% +85.0% 15333 15% sched_debug.cpu.ttwu_count.0 >> 10697 1% +13.2% 12107 7% sched_debug.cpu.ttwu_count.a= vg >> 4845 5% +17.8% 5707 8% sched_debug.cpu.ttwu_count.m= in >> 2886 47% +105.5% 5931 16% sched_debug.cpu.ttwu_local.0 >> 3667 3% +17.0% 4291 1% sched_debug.cpu.ttwu_local.a= vg >> 2127 17% +29.2% 2748 7% sched_debug.cpu.ttwu_local.m= in >> = >> = >> lkp-ivb-d02: Ivy Bridge >> Memory: 8G >> = >> unixbench.time.involuntary_context_switches >> = >> 5000 ++---------------------------------------------------------------= ----+ >> 4500 O+ = | >> | O O O O = O >> 4000 ++ O O O = | >> 3500 ++O O O O O O O O O O= O | >> | O O O = | >> 3000 ++ O O = | >> 2500 ++ = | >> 2000 ++ = | >> | = | >> 1500 ++ = | >> 1000 ++ = | >> |.*.. .*.. .*. .*.*.. .*.. = | >> 500 *+ * *.*..*.*. *. .*.. .*.*..* *.*..*.* = | >> 0 ++----------O---------O-------*----*------O----O-----------------= ----+ >> = >> [*] 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 pro= vided >> for informational purposes only. Any difference in system hardware or so= ftware >> design or configuration may affect actual performance. >> = >> = >> Thanks, >> Ying Huang > >> --- >> LKP_SERVER: inn >> LKP_CGI_PORT: 80 >> LKP_CIFS_PORT: 139 >> testcase: unixbench >> 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: b8084f70e028697b342d6388b244d6171717fc54 >> model: Ivy Bridge >> nr_cpu: 4 >> memory: 8G >> nr_hdd_partitions: 1 >> hdd_partitions: "/dev/disk/by-id/ata-ST1000DM003-1CH162_Z1DBQSB0-part1" >> swap_partitions: "/dev/disk/by-id/ata-ST1000DM003-1CH162_Z1DBQSB0-part3" >> rootfs_partition: "/dev/disk/by-id/ata-ST1000DM003-1CH162_Z1DBQSB0-part4" >> netconsole_port: 66723 >> category: benchmark >> nr_task: 1 >> unixbench: >> test: fsdisk >> queue: bisect >> testbox: lkp-ivb-d02 >> tbox_group: lkp-ivb-d02 >> kconfig: x86_64-rhel >> enqueue_time: 2016-01-05 16:24:11.468660360 +08:00 >> id: 62c43434378ef50b95fcd4973759daf66a148734 >> user: lkp >> compiler: gcc-4.9 >> head_commit: 5bae791e5bb8895ac3d65634231c99d79a0e0002 >> base_commit: 168309855a7d1e16db751e9c647119fe2d2dc878 >> branch: linux-devel/devel-hourly-2016010502 >> rootfs: debian-x86_64-2015-02-07.cgz >> result_root: "/result/unixbench/performance-1-fsdisk/lkp-ivb-d02/debian-= x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/b8084f70e028697b342d6388b244d6171= 717fc54/0" >> job_file: "/lkp/scheduled/lkp-ivb-d02/bisect_unixbench-performance-1-fsd= isk-debian-x86_64-2015-02-07.cgz-x86_64-rhel-b8084f70e028697b342d6388b244d6= 171717fc54-20160105-89027-193oala-0.yaml" >> max_uptime: 922.0999999999999 >> initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz" >> bootloader_append: >> - root=3D/dev/ram0 >> - user=3Dlkp >> - job=3D/lkp/scheduled/lkp-ivb-d02/bisect_unixbench-performance-1-fsdisk= -debian-x86_64-2015-02-07.cgz-x86_64-rhel-b8084f70e028697b342d6388b244d6171= 717fc54-20160105-89027-193oala-0.yaml >> - ARCH=3Dx86_64 >> - kconfig=3Dx86_64-rhel >> - branch=3Dlinux-devel/devel-hourly-2016010502 >> - commit=3Db8084f70e028697b342d6388b244d6171717fc54 >> - BOOT_IMAGE=3D/pkg/linux/x86_64-rhel/gcc-4.9/b8084f70e028697b342d6388b2= 44d6171717fc54/vmlinuz-4.4.0-rc6-00236-gb8084f7 >> - max_uptime=3D922 >> - RESULT_ROOT=3D/result/unixbench/performance-1-fsdisk/lkp-ivb-d02/debia= n-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/b8084f70e028697b342d6388b244d61= 71717fc54/0 >> - LKP_SERVER=3Dinn >> - |2- >> = >> = >> earlyprintk=3DttyS0,115200 systemd.log_level=3Derr >> debug apic=3Ddebug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout= =3D100 >> panic=3D-1 softlockup_panic=3D1 nmi_watchdog=3Dpanic oops=3Dpanic load= _ramdisk=3D2 prompt_ramdisk=3D0 >> console=3DttyS0,115200 console=3Dtty0 vga=3Dnormal >> = >> rw >> lkp_initrd: "/lkp/lkp/lkp-x86_64.cgz" >> modules_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/b8084f70e028697b342d6388= b244d6171717fc54/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/benchma= rks/unixbench.cgz" >> linux_headers_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/b8084f70e028697b34= 2d6388b244d6171717fc54/linux-headers.cgz" >> repeat_to: 2 >> kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/b8084f70e028697b342d6388b244d617= 1717fc54/vmlinuz-4.4.0-rc6-00236-gb8084f7" >> dequeue_time: 2016-01-05 16:39:47.706440461 +08:00 >> job_state: finished >> loadavg: 0.58 0.25 0.10 1/123 2689 >> start_time: '1451983209' >> end_time: '1451983353' >> version: "/lkp/lkp/.src-20160105-162125" > > > _______________________________________________ > LKP mailing list > LKP(a)lists.01.org > https://lists.01.org/mailman/listinfo/lkp --===============4640321725592529155==-- From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752438AbcAFE0B (ORCPT ); Tue, 5 Jan 2016 23:26:01 -0500 Received: from mga03.intel.com ([134.134.136.65]:17688 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752342AbcAFEZ7 (ORCPT ); Tue, 5 Jan 2016 23:25:59 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,527,1444719600"; d="scan'208";a="887174182" From: "Huang\, Ying" To: "Paul E. McKenney" Cc: Mike Galbraith , Thomas Gleixner , , LKML , Sebastian Andrzej Siewior Subject: Re: [LKP] [lkp] [rcu] b8084f70e0: No primary result change, 1414.7% unixbench.time.involuntary_context_switches References: <878u43fmpc.fsf@yhuang-dev.intel.com> <20160106033052.GG3818@linux.vnet.ibm.com> Date: Wed, 06 Jan 2016 12:25:55 +0800 In-Reply-To: <20160106033052.GG3818@linux.vnet.ibm.com> (Paul E. McKenney's message of "Tue, 5 Jan 2016 19:30:52 -0800") Message-ID: <871t9vfi5o.fsf@yhuang-dev.intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org "Paul E. McKenney" writes: > On Wed, Jan 06, 2016 at 10:47:43AM +0800, kernel test robot wrote: >> FYI, we noticed the below changes on >> >> https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git for-kbuild-bot/current-stable >> commit b8084f70e028697b342d6388b244d6171717fc54 ("rcu: Eliminate softirq processing from rcutree") > > This is a performance degradation, correct? If so, looks like this commit > is not ready for mainline unless set up to be configured on only for > -rt workloads. Yes. This is a performance degradation. > Or am I missing the plot somewhere here? Which plot? Best Regards, Huang, Ying > Thanx, Paul > >> ========================================================================================= >> compiler/cpufreq_governor/kconfig/nr_task/rootfs/tbox_group/test/testcase: >> gcc-4.9/performance/x86_64-rhel/1/debian-x86_64-2015-02-07.cgz/lkp-ivb-d02/fsbuffer/unixbench >> >> commit: >> ee644236a506642e20637f954d286f49a76ed83a >> b8084f70e028697b342d6388b244d6171717fc54 >> >> ee644236a506642e b8084f70e028697b342d6388b2 >> ---------------- -------------------------- >> %stddev %change %stddev >> \ | \ >> 257.25 18% +1414.7% 3896 13% unixbench.time.involuntary_context_switches >> 4425148 22% -61.9% 1684712 29% cpuidle.C1E-IVB.time >> 83.75 48% +91.6% 160.50 31% cpuidle.POLL.usage >> 1902 7% -12.0% 1674 1% slabinfo.anon_vma.active_objs >> 1902 7% -12.0% 1674 1% slabinfo.anon_vma.num_objs >> 257.25 18% +1414.7% 3896 13% time.involuntary_context_switches >> 8.15 6% -14.1% 7.00 1% time.user_time >> 34345 14% -33.3% 22908 33% sched_debug.cfs_rq:/.exec_clock.2 >> 34987 13% -19.7% 28093 15% sched_debug.cfs_rq:/.exec_clock.max >> 642.75 5% +59.6% 1025 55% sched_debug.cfs_rq:/.exec_clock.min >> 14639 13% -21.8% 11443 16% sched_debug.cfs_rq:/.exec_clock.stddev >> 127.75 16% -26.2% 94.25 25% sched_debug.cfs_rq:/.load_avg.3 >> 38865 12% -36.0% 24885 34% sched_debug.cfs_rq:/.min_vruntime.2 >> 39385 12% -22.8% 30395 16% sched_debug.cfs_rq:/.min_vruntime.max >> 1090 11% +45.3% 1584 32% sched_debug.cfs_rq:/.min_vruntime.min >> 16286 13% -25.1% 12200 18% sched_debug.cfs_rq:/.min_vruntime.stddev >> 2.00 0% -50.0% 1.00 0% sched_debug.cfs_rq:/.nr_spread_over.0 >> 2.00 0% -50.0% 1.00 0% sched_debug.cfs_rq:/.nr_spread_over.max >> 0.87 0% -42.3% 0.50 0% sched_debug.cfs_rq:/.nr_spread_over.stddev >> 28.50 62% +338.6% 125.00 114% sched_debug.cfs_rq:/.runnable_load_avg.1 >> 16286 13% -25.1% 12200 18% sched_debug.cfs_rq:/.spread0.stddev >> 127.75 16% -26.0% 94.50 25% sched_debug.cfs_rq:/.tg_load_avg_contrib.3 >> 626662 5% -13.2% 544121 9% sched_debug.cpu.avg_idle.0 >> 20.25 28% +419.8% 105.25 132% sched_debug.cpu.cpu_load[3].1 >> 692.40 7% -15.2% 586.96 9% sched_debug.cpu.curr->pid.avg >> 36187 12% -31.5% 24793 29% sched_debug.cpu.nr_load_updates.2 >> 15625 11% +61.6% 25245 23% sched_debug.cpu.nr_switches.0 >> 20008 4% +14.1% 22828 4% sched_debug.cpu.nr_switches.avg >> 23333 8% +40.9% 32872 18% sched_debug.cpu.sched_count.0 >> 21974 4% +12.7% 24771 4% sched_debug.cpu.sched_count.avg >> 31771 9% +22.6% 38942 5% sched_debug.cpu.sched_count.max >> 9514 28% +75.8% 16728 7% sched_debug.cpu.ttwu_count.0 >> 4323 10% +40.6% 6080 30% sched_debug.cpu.ttwu_count.2 >> 10068 4% +15.6% 11639 4% sched_debug.cpu.ttwu_count.avg >> 4101 10% +21.7% 4990 8% sched_debug.cpu.ttwu_count.min >> 3676 21% +102.5% 7443 8% sched_debug.cpu.ttwu_local.0 >> 2014 15% +43.2% 2884 10% sched_debug.cpu.ttwu_local.2 >> 3508 1% +24.8% 4377 4% sched_debug.cpu.ttwu_local.avg >> 5554 19% +34.0% 7444 8% sched_debug.cpu.ttwu_local.max >> 1846 16% +40.2% 2588 6% sched_debug.cpu.ttwu_local.min >> >> ========================================================================================= >> compiler/cpufreq_governor/kconfig/nr_task/rootfs/tbox_group/test/testcase: >> gcc-4.9/performance/x86_64-rhel/1/debian-x86_64-2015-02-07.cgz/lkp-ivb-d02/fsdisk/unixbench >> >> commit: >> ee644236a506642e20637f954d286f49a76ed83a >> b8084f70e028697b342d6388b244d6171717fc54 >> >> ee644236a506642e b8084f70e028697b342d6388b2 >> ---------------- -------------------------- >> fail:runs %reproduction fail:runs >> | | | >> :4 25% 1:4 kmsg.DHCP/BOOTP:Reply_not_for_us,op[#]xid[#] >> %stddev %change %stddev >> \ | \ >> 265.75 18% +1313.4% 3756 9% unixbench.time.involuntary_context_switches >> 659.50 6% +16.5% 768.00 7% slabinfo.kmalloc-512.num_objs >> 265.75 18% +1313.4% 3756 9% time.involuntary_context_switches >> 5911312 13% -55.9% 2606719 10% cpuidle.C1E-IVB.time >> 95195 172% +815.7% 871684 140% cpuidle.POLL.time >> 51.75 10% -30.9% 35.75 24% cpuidle.POLL.usage >> 13361 22% -27.0% 9754 4% sched_debug.cfs_rq:/.exec_clock.stddev >> 14632 24% -28.1% 10524 5% sched_debug.cfs_rq:/.min_vruntime.stddev >> 14632 24% -28.1% 10524 5% sched_debug.cfs_rq:/.spread0.stddev >> 197.25 14% +52.9% 301.50 41% sched_debug.cfs_rq:/.util_avg.0 >> 552666 8% -7.7% 510200 7% sched_debug.cpu.avg_idle.1 >> 13610 30% +59.7% 21734 7% sched_debug.cpu.nr_switches.0 >> 21145 1% +12.3% 23752 7% sched_debug.cpu.nr_switches.avg >> 10105 21% +62.1% 16380 7% sched_debug.cpu.nr_switches.min >> 11293 28% -44.4% 6276 16% sched_debug.cpu.nr_switches.stddev >> 21314 19% +38.1% 29437 5% sched_debug.cpu.sched_count.0 >> 11261 22% +57.2% 17703 9% sched_debug.cpu.sched_count.min >> 11158 27% -36.7% 7068 12% sched_debug.cpu.sched_count.stddev >> 5854 35% +57.0% 9194 8% sched_debug.cpu.sched_goidle.0 >> 3713 27% +68.4% 6253 11% sched_debug.cpu.sched_goidle.min >> 5638 29% -44.5% 3131 18% sched_debug.cpu.sched_goidle.stddev >> 8286 32% +85.0% 15333 15% sched_debug.cpu.ttwu_count.0 >> 10697 1% +13.2% 12107 7% sched_debug.cpu.ttwu_count.avg >> 4845 5% +17.8% 5707 8% sched_debug.cpu.ttwu_count.min >> 2886 47% +105.5% 5931 16% sched_debug.cpu.ttwu_local.0 >> 3667 3% +17.0% 4291 1% sched_debug.cpu.ttwu_local.avg >> 2127 17% +29.2% 2748 7% sched_debug.cpu.ttwu_local.min >> >> >> lkp-ivb-d02: Ivy Bridge >> Memory: 8G >> >> unixbench.time.involuntary_context_switches >> >> 5000 ++-------------------------------------------------------------------+ >> 4500 O+ | >> | O O O O O >> 4000 ++ O O O | >> 3500 ++O O O O O O O O O O O | >> | O O O | >> 3000 ++ O O | >> 2500 ++ | >> 2000 ++ | >> | | >> 1500 ++ | >> 1000 ++ | >> |.*.. .*.. .*. .*.*.. .*.. | >> 500 *+ * *.*..*.*. *. .*.. .*.*..* *.*..*.* | >> 0 ++----------O---------O-------*----*------O----O---------------------+ >> >> [*] 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: unixbench >> 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: b8084f70e028697b342d6388b244d6171717fc54 >> model: Ivy Bridge >> nr_cpu: 4 >> memory: 8G >> nr_hdd_partitions: 1 >> hdd_partitions: "/dev/disk/by-id/ata-ST1000DM003-1CH162_Z1DBQSB0-part1" >> swap_partitions: "/dev/disk/by-id/ata-ST1000DM003-1CH162_Z1DBQSB0-part3" >> rootfs_partition: "/dev/disk/by-id/ata-ST1000DM003-1CH162_Z1DBQSB0-part4" >> netconsole_port: 66723 >> category: benchmark >> nr_task: 1 >> unixbench: >> test: fsdisk >> queue: bisect >> testbox: lkp-ivb-d02 >> tbox_group: lkp-ivb-d02 >> kconfig: x86_64-rhel >> enqueue_time: 2016-01-05 16:24:11.468660360 +08:00 >> id: 62c43434378ef50b95fcd4973759daf66a148734 >> user: lkp >> compiler: gcc-4.9 >> head_commit: 5bae791e5bb8895ac3d65634231c99d79a0e0002 >> base_commit: 168309855a7d1e16db751e9c647119fe2d2dc878 >> branch: linux-devel/devel-hourly-2016010502 >> rootfs: debian-x86_64-2015-02-07.cgz >> result_root: "/result/unixbench/performance-1-fsdisk/lkp-ivb-d02/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/b8084f70e028697b342d6388b244d6171717fc54/0" >> job_file: "/lkp/scheduled/lkp-ivb-d02/bisect_unixbench-performance-1-fsdisk-debian-x86_64-2015-02-07.cgz-x86_64-rhel-b8084f70e028697b342d6388b244d6171717fc54-20160105-89027-193oala-0.yaml" >> max_uptime: 922.0999999999999 >> initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz" >> bootloader_append: >> - root=/dev/ram0 >> - user=lkp >> - job=/lkp/scheduled/lkp-ivb-d02/bisect_unixbench-performance-1-fsdisk-debian-x86_64-2015-02-07.cgz-x86_64-rhel-b8084f70e028697b342d6388b244d6171717fc54-20160105-89027-193oala-0.yaml >> - ARCH=x86_64 >> - kconfig=x86_64-rhel >> - branch=linux-devel/devel-hourly-2016010502 >> - commit=b8084f70e028697b342d6388b244d6171717fc54 >> - BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/b8084f70e028697b342d6388b244d6171717fc54/vmlinuz-4.4.0-rc6-00236-gb8084f7 >> - max_uptime=922 >> - RESULT_ROOT=/result/unixbench/performance-1-fsdisk/lkp-ivb-d02/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/b8084f70e028697b342d6388b244d6171717fc54/0 >> - 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/b8084f70e028697b342d6388b244d6171717fc54/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/unixbench.cgz" >> linux_headers_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/b8084f70e028697b342d6388b244d6171717fc54/linux-headers.cgz" >> repeat_to: 2 >> kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/b8084f70e028697b342d6388b244d6171717fc54/vmlinuz-4.4.0-rc6-00236-gb8084f7" >> dequeue_time: 2016-01-05 16:39:47.706440461 +08:00 >> job_state: finished >> loadavg: 0.58 0.25 0.10 1/123 2689 >> start_time: '1451983209' >> end_time: '1451983353' >> version: "/lkp/lkp/.src-20160105-162125" > > > _______________________________________________ > LKP mailing list > LKP@lists.01.org > https://lists.01.org/mailman/listinfo/lkp