From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============7004893290497445745==" MIME-Version: 1.0 From: Huang Ying To: lkp@lists.01.org Subject: [sched/fair] 638476007d1: +1.1% unixbench.score Date: Mon, 09 Feb 2015 11:27:35 +0800 Message-ID: <1423452455.5968.47.camel@intel.com> List-Id: --===============7004893290497445745== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git sched/core commit 638476007d13534b2ed4134bf0279ef44071140b ("sched/fair: Fix the deali= ng with decay_count in __synchronize_entity_decay()") It appears that your patch cause CPU usage increased a little, so that unix= bench score increased. testbox/testcase/testparams: nhm-white/unixbench/spawn 7f1a169b88f513e3 638476007d13534b2ed4134bf0 = ---------------- -------------------------- = %stddev %change %stddev \ | \ = 268908 =C2=B1 0% +4.6% 281320 =C2=B1 0% unixbench.time.invo= luntary_context_switches 1.147e+08 =C2=B1 0% +1.5% 1.164e+08 =C2=B1 0% unixbench.time.mino= r_page_faults 3607 =C2=B1 0% +1.1% 3648 =C2=B1 0% unixbench.score 324 =C2=B1 0% +1.2% 328 =C2=B1 0% unixbench.time.perc= ent_of_cpu_this_job_got 633 =C2=B1 0% +1.2% 641 =C2=B1 0% unixbench.time.syst= em_time 54100 =C2=B1 3% +51.0% 81705 =C2=B1 21% sched_debug.cpu#4.t= twu_local 65678 =C2=B1 7% +49.5% 98187 =C2=B1 16% sched_debug.cpu#6.t= twu_local 5624 =C2=B1 31% +52.1% 8553 =C2=B1 11% sched_debug.cpu#6.c= urr->pid 58 =C2=B1 20% +37.6% 80 =C2=B1 7% sched_debug.cfs_rq[= 3]:/.runnable_load_avg 61 =C2=B1 10% +22.5% 74 =C2=B1 14% sched_debug.cpu#2.c= pu_load[3] 218479 =C2=B1 5% +15.4% 252190 =C2=B1 5% sched_debug.cpu#6.t= twu_count 102 =C2=B1 17% -19.3% 82 =C2=B1 10% sched_debug.cpu#4.c= pu_load[2] 423974 =C2=B1 4% +15.6% 490072 =C2=B1 5% sched_debug.cpu#5.a= vg_idle 62 =C2=B1 4% +16.9% 72 =C2=B1 9% sched_debug.cpu#2.c= pu_load[4] 152298 =C2=B1 2% +9.7% 167037 =C2=B1 3% sched_debug.cfs_rq[= 5]:/.min_vruntime 156795 =C2=B1 1% +11.3% 174544 =C2=B1 1% sched_debug.cfs_rq[= 7]:/.min_vruntime 155535 =C2=B1 3% +11.8% 173813 =C2=B1 2% sched_debug.cfs_rq[= 6]:/.min_vruntime 9231 =C2=B1 0% +1.3% 9348 =C2=B1 0% vmstat.system.in nhm-white: Nehalem Memory: 6G unixbench.time.system_time 643 ++---------------------------------------------------------------O---= -+ 642 ++ O O = O O O O O O O O O O O O O O O O O O O O O O O= | 641 ++ O O O O = | 640 ++ = | | = | 639 ++ = | 638 ++ = | 637 ++ = | | = | 636 ++ = | 635 ++ .* = | *.*.. .*..* + .*.. .*.*.. * = | 634 ++ * *..*.*..* * + = | 633 ++--------------------------------*----------------------------------= -+ unixbench.time.involuntary_context_switches 286000 ++----------------------------------------------------------------= -+ 284000 ++ O = | | O O = | 282000 ++ O O = O 280000 O+O O O O O O O O O O O O= | | O O O O O O O O = | 278000 ++ O O O = | 276000 ++ = | 274000 ++ = | | = | 272000 ++ = | 270000 ++ .*.*. *.*.. .* = | *.*. *..*. .* : *.*.*. = | 268000 ++ * + : = | 266000 ++----------------*--*--------------------------------------------= -+ kmsg.tsc:Fast_TSC_calibration_failed 1 ++-------------------------------------O--------O--------------------= -+ | = | | = | 0.8 ++ = | | = | | = | 0.6 ++ = | | = | 0.4 ++ = | | = | | = | 0.2 ++ = | | = | | = | 0 O+O--O-O--O-O-O--O-O--O-O--O-O-O--O-O----O-O--O----O-O--O-O-O--O-O--O= -O [*] bisect-good sample [O] bisect-bad sample To reproduce: apt-get install ruby ruby-oj git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tes= ts.git cd lkp-tests bin/setup-local job.yaml # the job file attached in this email bin/run-local 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, Huang, Ying _______________________________________________ LKP mailing list LKP(a)linux.intel.com --===============7004893290497445745== Content-Type: text/plain MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="job.yaml" LS0tCnRlc3RjYXNlOiB1bml4YmVuY2gKZGVmYXVsdC1tb25pdG9yczoKICB3YWl0OiBwcmUtdGVz dAogIHVwdGltZTogCiAgaW9zdGF0OiAKICB2bXN0YXQ6IAogIG51bWEtbnVtYXN0YXQ6IAogIG51 bWEtdm1zdGF0OiAKICBudW1hLW1lbWluZm86IAogIHByb2Mtdm1zdGF0OiAKICBwcm9jLXN0YXQ6 IAogIG1lbWluZm86IAogIHNsYWJpbmZvOiAKICBpbnRlcnJ1cHRzOiAKICBsb2NrX3N0YXQ6IAog IGxhdGVuY3lfc3RhdHM6IAogIHNvZnRpcnFzOiAKICBiZGlfZGV2X21hcHBpbmc6IAogIGRpc2tz dGF0czogCiAgbmZzc3RhdDogCiAgY3B1aWRsZTogCiAgY3B1ZnJlcS1zdGF0czogCiAgdHVyYm9z dGF0OiAKICBwbWV0ZXI6IAogIHNjaGVkX2RlYnVnOgogICAgaW50ZXJ2YWw6IDEwCmRlZmF1bHRf d2F0Y2hkb2dzOgogIHdhdGNoLW9vbTogCiAgd2F0Y2hkb2c6IApjcHVmcmVxX2dvdmVybm9yOiAK Y29tbWl0OiBmODc2ZjBjZmY2ZDQ2MGYwM2NkOTM3MTA0MzE0ZjM2NmRmYTkyMjYxCm1vZGVsOiBO ZWhhbGVtCm1lbW9yeTogNkcKaGRkX3BhcnRpdGlvbnM6ICIvZGV2L2Rpc2svYnktaWQvYXRhLUhp dGFjaGlfSERUNzIxMDUwU0xBMzYwX1NUSDNEN01FMFlFTTVZLXBhcnQ1CiAgL2Rldi9kaXNrL2J5 LWlkL2F0YS1IaXRhY2hpX0hEVDcyMTA1MFNMQTM2MF9TVEgzRDdNRTBZRU01WS1wYXJ0NiAvZGV2 L2Rpc2svYnktaWQvYXRhLUhpdGFjaGlfSERUNzIxMDUwU0xBMzYwX1NUSDNEN01FMFlFTTVZLXBh cnQ3CiAgL2Rldi9kaXNrL2J5LWlkL2F0YS1IaXRhY2hpX0hEVDcyMTA1MFNMQTM2MF9TVEgzRDdN RTBZRU01WS1wYXJ0OCIKc3dhcF9wYXJ0aXRpb25zOiAKcm9vdGZzX3BhcnRpdGlvbjogIi9kZXYv ZGlzay9ieS1pZC9hdGEtSGl0YWNoaV9IRFQ3MjEwNTBTTEEzNjBfU1RIM0Q3TUUwWUVNNVktcGFy dDIiCm5ldGNvbnNvbGVfcG9ydDogNjY0Nwp1bml4YmVuY2g6CiAgdGVzdDogc3Bhd24KdGVzdGJv eDogbmhtLXdoaXRlCnRib3hfZ3JvdXA6IG5obS13aGl0ZQprY29uZmlnOiB4ODZfNjQtcmhlbApl bnF1ZXVlX3RpbWU6IDIwMTUtMDItMDcgMTA6MzM6NTguMDYyODI0MTMxICswODowMApoZWFkX2Nv bW1pdDogZjg3NmYwY2ZmNmQ0NjBmMDNjZDkzNzEwNDMxNGYzNjZkZmE5MjI2MQpiYXNlX2NvbW1p dDogZTM2ZjAxNGVkZmY3MGZjMDJiM2QzZDc5Y2VhZDFkNThmMjg5MzMyZQpicmFuY2g6IGxpbnV4 LWRldmVsL2RldmVsLWhvdXJseS0yMDE1MDIwNTIyCmtlcm5lbDogIi9rZXJuZWwveDg2XzY0LXJo ZWwvZjg3NmYwY2ZmNmQ0NjBmMDNjZDkzNzEwNDMxNGYzNjZkZmE5MjI2MS92bWxpbnV6LTMuMTku MC1yYzctZ2Y4NzZmMGMiCnVzZXI6IGxrcApxdWV1ZTogY3ljbGljCnJvb3RmczogZGViaWFuLXg4 Nl82NC0yMDE1LTAyLTA3LmNnegpyZXN1bHRfcm9vdDogIi9yZXN1bHQvbmhtLXdoaXRlL3VuaXhi ZW5jaC9zcGF3bi9kZWJpYW4teDg2XzY0LTIwMTUtMDItMDcuY2d6L3g4Nl82NC1yaGVsL2Y4NzZm MGNmZjZkNDYwZjAzY2Q5MzcxMDQzMTRmMzY2ZGZhOTIyNjEvMCIKam9iX2ZpbGU6ICIvbGtwL3Nj aGVkdWxlZC9uaG0td2hpdGUvY3ljbGljX3VuaXhiZW5jaC1zcGF3bi14ODZfNjQtcmhlbC1IRUFE LWY4NzZmMGNmZjZkNDYwZjAzY2Q5MzcxMDQzMTRmMzY2ZGZhOTIyNjEtMC0yMDE1MDIwNy0yMDM0 LWl1d3k0MC55YW1sIgpkZXF1ZXVlX3RpbWU6IDIwMTUtMDItMDcgMTc6MDI6NDkuMDQ1NjQ4MzAy ICswODowMApucl9jcHU6ICIkKG5wcm9jKSIKam9iX3N0YXRlOiBmaW5pc2hlZApsb2FkYXZnOiA0 LjUyIDEuOTcgMC43NCAxLzE1MSAyNDIwNApzdGFydF90aW1lOiAnMTQyMzI5OTc5MycKZW5kX3Rp bWU6ICcxNDIzMjk5OTkxJwp2ZXJzaW9uOiAiL2xrcC9sa3AvLnNyYy0yMDE1MDIwNy0wMzAyMTIi Cg== --===============7004893290497445745== Content-Type: text/plain MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="reproduce.ksh" Li9SdW4gc3Bhd24K --===============7004893290497445745==-- From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932359AbbBID1k (ORCPT ); Sun, 8 Feb 2015 22:27:40 -0500 Received: from mga11.intel.com ([192.55.52.93]:29923 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932202AbbBID1j (ORCPT ); Sun, 8 Feb 2015 22:27:39 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,541,1418112000"; d="yaml'?scan'208";a="524565840" Message-ID: <1423452455.5968.47.camel@intel.com> Subject: [LKP] [sched/fair] 638476007d1: +1.1% unixbench.score From: Huang Ying To: Xunlei Pang Cc: Ingo Molnar , LKML , LKP ML Date: Mon, 09 Feb 2015 11:27:35 +0800 Content-Type: multipart/mixed; boundary="=-tS6AHbWc8yF6VvUVUQde" X-Mailer: Evolution 3.12.9-1+b1 Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-tS6AHbWc8yF6VvUVUQde Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git sched/core commit 638476007d13534b2ed4134bf0279ef44071140b ("sched/fair: Fix the dealing with decay_count in __synchronize_entity_decay()") It appears that your patch cause CPU usage increased a little, so that unixbench score increased. testbox/testcase/testparams: nhm-white/unixbench/spawn 7f1a169b88f513e3 638476007d13534b2ed4134bf0 ---------------- -------------------------- %stddev %change %stddev \ | \ 268908 ± 0% +4.6% 281320 ± 0% unixbench.time.involuntary_context_switches 1.147e+08 ± 0% +1.5% 1.164e+08 ± 0% unixbench.time.minor_page_faults 3607 ± 0% +1.1% 3648 ± 0% unixbench.score 324 ± 0% +1.2% 328 ± 0% unixbench.time.percent_of_cpu_this_job_got 633 ± 0% +1.2% 641 ± 0% unixbench.time.system_time 54100 ± 3% +51.0% 81705 ± 21% sched_debug.cpu#4.ttwu_local 65678 ± 7% +49.5% 98187 ± 16% sched_debug.cpu#6.ttwu_local 5624 ± 31% +52.1% 8553 ± 11% sched_debug.cpu#6.curr->pid 58 ± 20% +37.6% 80 ± 7% sched_debug.cfs_rq[3]:/.runnable_load_avg 61 ± 10% +22.5% 74 ± 14% sched_debug.cpu#2.cpu_load[3] 218479 ± 5% +15.4% 252190 ± 5% sched_debug.cpu#6.ttwu_count 102 ± 17% -19.3% 82 ± 10% sched_debug.cpu#4.cpu_load[2] 423974 ± 4% +15.6% 490072 ± 5% sched_debug.cpu#5.avg_idle 62 ± 4% +16.9% 72 ± 9% sched_debug.cpu#2.cpu_load[4] 152298 ± 2% +9.7% 167037 ± 3% sched_debug.cfs_rq[5]:/.min_vruntime 156795 ± 1% +11.3% 174544 ± 1% sched_debug.cfs_rq[7]:/.min_vruntime 155535 ± 3% +11.8% 173813 ± 2% sched_debug.cfs_rq[6]:/.min_vruntime 9231 ± 0% +1.3% 9348 ± 0% vmstat.system.in nhm-white: Nehalem Memory: 6G unixbench.time.system_time 643 ++---------------------------------------------------------------O----+ 642 ++ O O O O O O O O O O O O O O O O O O O O O O O O O | 641 ++ O O O O | 640 ++ | | | 639 ++ | 638 ++ | 637 ++ | | | 636 ++ | 635 ++ .* | *.*.. .*..* + .*.. .*.*.. * | 634 ++ * *..*.*..* * + | 633 ++--------------------------------*-----------------------------------+ unixbench.time.involuntary_context_switches 286000 ++-----------------------------------------------------------------+ 284000 ++ O | | O O | 282000 ++ O O O 280000 O+O O O O O O O O O O O O | | O O O O O O O O | 278000 ++ O O O | 276000 ++ | 274000 ++ | | | 272000 ++ | 270000 ++ .*.*. *.*.. .* | *.*. *..*. .* : *.*.*. | 268000 ++ * + : | 266000 ++----------------*--*---------------------------------------------+ kmsg.tsc:Fast_TSC_calibration_failed 1 ++-------------------------------------O--------O---------------------+ | | | | 0.8 ++ | | | | | 0.6 ++ | | | 0.4 ++ | | | | | 0.2 ++ | | | | | 0 O+O--O-O--O-O-O--O-O--O-O--O-O-O--O-O----O-O--O----O-O--O-O-O--O-O--O-O [*] bisect-good sample [O] bisect-bad sample To reproduce: apt-get install ruby ruby-oj git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/setup-local job.yaml # the job file attached in this email bin/run-local 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, Huang, Ying --=-tS6AHbWc8yF6VvUVUQde Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="job.yaml" Content-Transfer-Encoding: 7bit --- testcase: unixbench default-monitors: wait: pre-test uptime: iostat: vmstat: numa-numastat: numa-vmstat: numa-meminfo: proc-vmstat: proc-stat: meminfo: slabinfo: interrupts: lock_stat: latency_stats: softirqs: bdi_dev_mapping: diskstats: nfsstat: cpuidle: cpufreq-stats: turbostat: pmeter: sched_debug: interval: 10 default_watchdogs: watch-oom: watchdog: cpufreq_governor: commit: f876f0cff6d460f03cd937104314f366dfa92261 model: Nehalem memory: 6G hdd_partitions: "/dev/disk/by-id/ata-Hitachi_HDT721050SLA360_STH3D7ME0YEM5Y-part5 /dev/disk/by-id/ata-Hitachi_HDT721050SLA360_STH3D7ME0YEM5Y-part6 /dev/disk/by-id/ata-Hitachi_HDT721050SLA360_STH3D7ME0YEM5Y-part7 /dev/disk/by-id/ata-Hitachi_HDT721050SLA360_STH3D7ME0YEM5Y-part8" swap_partitions: rootfs_partition: "/dev/disk/by-id/ata-Hitachi_HDT721050SLA360_STH3D7ME0YEM5Y-part2" netconsole_port: 6647 unixbench: test: spawn testbox: nhm-white tbox_group: nhm-white kconfig: x86_64-rhel enqueue_time: 2015-02-07 10:33:58.062824131 +08:00 head_commit: f876f0cff6d460f03cd937104314f366dfa92261 base_commit: e36f014edff70fc02b3d3d79cead1d58f289332e branch: linux-devel/devel-hourly-2015020522 kernel: "/kernel/x86_64-rhel/f876f0cff6d460f03cd937104314f366dfa92261/vmlinuz-3.19.0-rc7-gf876f0c" user: lkp queue: cyclic rootfs: debian-x86_64-2015-02-07.cgz result_root: "/result/nhm-white/unixbench/spawn/debian-x86_64-2015-02-07.cgz/x86_64-rhel/f876f0cff6d460f03cd937104314f366dfa92261/0" job_file: "/lkp/scheduled/nhm-white/cyclic_unixbench-spawn-x86_64-rhel-HEAD-f876f0cff6d460f03cd937104314f366dfa92261-0-20150207-2034-iuwy40.yaml" dequeue_time: 2015-02-07 17:02:49.045648302 +08:00 nr_cpu: "$(nproc)" job_state: finished loadavg: 4.52 1.97 0.74 1/151 24204 start_time: '1423299793' end_time: '1423299991' version: "/lkp/lkp/.src-20150207-030212" --=-tS6AHbWc8yF6VvUVUQde Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="reproduce" Content-Transfer-Encoding: 7bit ./Run spawn --=-tS6AHbWc8yF6VvUVUQde Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable _______________________________________________ LKP mailing list LKP@linux.intel.com =0D --=-tS6AHbWc8yF6VvUVUQde--