Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751584AbaKGGAR (ORCPT ); Fri, 7 Nov 2014 01:00:17 -0500 Received: from mga14.intel.com ([192.55.52.115]:38139 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750996AbaKGGAO (ORCPT ); Fri, 7 Nov 2014 01:00:14 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.97,862,1389772800"; d="yaml'?scan'208";a="412841995" Date: Fri, 7 Nov 2014 14:00:40 +0800 From: LKP To: Andy Lutomirski Cc: LKML , lkp@01.org, Yuanhan Liu Subject: [LKP] [x86_64,entry] f04e05b81e4: -62.7% time.user_time Message-ID: <20141107060040.GD30507@yliu-dev.sh.intel.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="GpGaEY17fSl8rd50" Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --GpGaEY17fSl8rd50 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/luto/linux.git x86/entry commit f04e05b81e4d9ae88bee379f12176f551a24394a ("x86_64,entry: Use sysret to return to userspace when possible") f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 testbox/testcase/testparams ---------------- -------------------------- %stddev %change %stddev \ | \ 24.09 ? 4% -62.7% 8.99 ? 3% lkp-wsx02/aim9/performance-300s-creat-clo 24.09 -62.7% 8.99 GEO-MEAN time.user_time f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 1571 ? 1% -13.5% 1359 ? 0% lkp-wsx02/aim9/performance-300s-creat-clo 1571 -13.5% 1359 GEO-MEAN vmstat.system.cs f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 276 ? 0% +5.5% 291 ? 0% lkp-wsx02/aim9/performance-300s-creat-clo 276 +5.5% 291 GEO-MEAN time.system_time f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- --------------------------- 430 ? 36% -36.0% 275 ? 39% lkp-wsx02/aim9/performance-300s-creat-clo 430 -36.0% 275 GEO-MEAN sched_debug.cpu#38.ttwu_count f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 52761811 ? 29% -54.7% 23885493 ? 11% lkp-wsx02/aim9/performance-300s-creat-clo 52761811 -54.7% 23885493 GEO-MEAN cpuidle.C1E-NHM.time f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 21939 ? 8% +42.6% 31283 ? 23% lkp-wsx02/aim9/performance-300s-creat-clo 21939 +42.6% 31283 GEO-MEAN numa-meminfo.node1.SUnreclaim f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 5484 ? 8% +40.3% 7694 ? 22% lkp-wsx02/aim9/performance-300s-creat-clo 5484 +40.3% 7694 GEO-MEAN numa-vmstat.node1.nr_slab_unreclaimable f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 34004 ? 2% +69.9% 57781 ? 4% lkp-wsx02/aim9/performance-300s-creat-clo 34004 +69.9% 57781 GEO-MEAN slabinfo.kmalloc-256.active_objs f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 1075 ? 2% +68.8% 1815 ? 4% lkp-wsx02/aim9/performance-300s-creat-clo 1074 +68.8% 1814 GEO-MEAN slabinfo.kmalloc-256.active_slabs f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 1075 ? 2% +68.8% 1815 ? 4% lkp-wsx02/aim9/performance-300s-creat-clo 1074 +68.8% 1814 GEO-MEAN slabinfo.kmalloc-256.num_slabs f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 34415 ? 2% +68.8% 58099 ? 4% lkp-wsx02/aim9/performance-300s-creat-clo 34415 +68.8% 58099 GEO-MEAN slabinfo.kmalloc-256.num_objs f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 32500 ? 7% +31.0% 42586 ? 17% lkp-wsx02/aim9/performance-300s-creat-clo 32500 +31.0% 42586 GEO-MEAN numa-meminfo.node1.Slab f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 73657 ? 1% -23.4% 56388 ? 3% lkp-wsx02/aim9/performance-300s-creat-clo 73657 -23.4% 56388 GEO-MEAN softirqs.RCU f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 10427 ? 14% -16.8% 8675 ? 6% lkp-wsx02/aim9/performance-300s-creat-clo 10427 -16.8% 8675 GEO-MEAN sched_debug.cfs_rq[0]:/.exec_clock f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 24242 ? 8% +18.4% 28696 ? 12% lkp-wsx02/aim9/performance-300s-creat-clo 24242 +18.4% 28696 GEO-MEAN numa-meminfo.node3.Active f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 2076 ? 7% +12.1% 2328 ? 2% lkp-wsx02/aim9/performance-300s-creat-clo 2076 +12.1% 2327 GEO-MEAN numa-meminfo.node2.KernelStack f2ee9bebb99dd4a4 f04e05b81e4d9ae88bee379f12 ---------------- -------------------------- 1139198 ? 5% -6.6% 1063912 ? 0% lkp-wsx02/aim9/performance-300s-creat-clo 1139198 -6.6% 1063912 GEO-MEAN proc-vmstat.pgfault lkp-wsx02: Westmere-EX Memory: 128G time.user_time 26 ++-----------------*----------------*--------*-------------------------+ | .*..*... .*..*. *..*..*.. .. .*. .*..*.. .*..*..| 24 *+ *. * *. *...*. .. * 22 ++ * | | | 20 ++ | 18 ++ | | | 16 ++ | 14 ++ | | | 12 ++ | 10 ++ | O O O O O O O O O O | 8 ++-O------O--O---------O--------O---O--O--O--O------------O------------+ time.system_time 294 ++--------------------------------------------------------------------+ 292 ++ O O O O O O O | O O O O O O O O O O O O O | 290 ++ | 288 ++ | | | 286 ++ | 284 ++ | 282 ++ | | | 280 ++ | 278 ++ *.. | *.. ..*.. .*.. *.. .*..*.. .. . .* 276 ++ *..*. *..*..*..*..*...*. .. *...*. *..* *..*. | 274 ++---------------------------------*----------------------------------+ softirqs.RCU 80000 ++------------------------------------------------------------------+ | | 75000 ++ ..*..*..*.. .*.. .*.. *.. | *..*..*..*.. .*. *..*.. .*..*. *.. .. .. *..*..* | *. *. * * | 70000 ++ | | | 65000 ++ | | | 60000 ++ O | | | | O O O O O O O | 55000 O+ O O O O O O O O O O O | | | 50000 ++------------------------------------------------------------------+ slabinfo.kmalloc-256.active_objs 70000 ++------------------------------------------------------------------+ | | 65000 ++ O O | 60000 ++ O O O O O O O O | O O O O O O O O | 55000 ++ | | O O | 50000 ++ | | | 45000 ++ | 40000 ++ | | .*.. | 35000 ++.*.. .*. *.. *..*.. .*.. .*..*... .*.. .*..* *. *. . .. *..*..*. *..*. *. *..*. | 30000 ++-----------------*------------------------------------------------+ slabinfo.kmalloc-256.num_objs 70000 ++------------------------------------------------------------------+ | O | 65000 ++ O | 60000 ++ O O O O O O O O O | O O O O O O O | 55000 ++ | | O O | 50000 ++ | | | 45000 ++ | 40000 ++ | | .*.. | 35000 *+.*.. .*. *... .*..*.. .*.. .*..*...*..*..*.. .*..* | *. *. *..*..*. *..*. *. | 30000 ++------------------------------------------------------------------+ slabinfo.kmalloc-256.active_slabs 2200 ++-------------------------------------------------------------------+ | O | 2000 ++ O O O | | O O O O O O O O O | 1800 O+ O O O O | | O | 1600 ++ O | | | 1400 ++ | | | 1200 ++ *...*.. | *..*.. .. *.. .*..*.. .*...*..*.. .*..*..*..*...*.. .*..* 1000 ++ * *. *. *..*. *. | | | 800 ++-------------------------------------------------------------------+ slabinfo.kmalloc-256.num_slabs 2200 ++-------------------------------------------------------------------+ | O | 2000 ++ O O O | | O O O O O O O O O | 1800 O+ O O O O | | O | 1600 ++ O | | | 1400 ++ | | | 1200 ++ *...*.. | *..*.. .. *.. .*..*.. .*...*..*.. .*..*..*..*...*.. .*..* 1000 ++ * *. *. *..*. *. | | | 800 ++-------------------------------------------------------------------+ [*] 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. --GpGaEY17fSl8rd50 Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="job.yaml" --- testcase: aim9 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: cpuidle: cpufreq: turbostat: sched_debug: interval: 10 default_watchdogs: watch-oom: watchdog: cpufreq_governor: - performance commit: 7c130ce86d3169fb078ea36d2351a9bc5394f7bf model: Westmere-EX memory: 128G nr_cpu: 80 nr_hdd_partitions: 0 hdd_partitions: swap_partitions: rootfs_partition: aim9: testtime: 300s test: - creat-clo enqueue_time: 2014-11-05 16:29:36.050246728 +08:00 testbox: lkp-wsx02 tbox_group: lkp-wsx02 kconfig: x86_64-rhel head_commit: 7c130ce86d3169fb078ea36d2351a9bc5394f7bf base_commit: 0df1f2487d2f0d04703f142813d53615d62a1da4 branch: linux-devel/devel-hourly-2014110522 kernel: "/kernel/x86_64-rhel/7c130ce86d3169fb078ea36d2351a9bc5394f7bf/vmlinuz-3.18.0-rc3-wl-ath-g7c130ce" user: lkp queue: cyclic rootfs: debian-x86_64.cgz result_root: "/result/lkp-wsx02/aim9/performance-300s-creat-clo/debian-x86_64.cgz/x86_64-rhel/7c130ce86d3169fb078ea36d2351a9bc5394f7bf/0" job_file: "/lkp/scheduled/lkp-wsx02/cyclic_aim9-performance-300s-creat-clo-x86_64-rhel-HEAD-7c130ce86d3169fb078ea36d2351a9bc5394f7bf-0.yaml" dequeue_time: 2014-11-06 01:16:18.253589953 +08:00 job_state: finished loadavg: 0.91 0.72 0.34 1/633 13360 start_time: '1415207896' end_time: '1415208196' version: "/lkp/lkp/.src-20141105-221953" --GpGaEY17fSl8rd50 Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=reproduce echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu1/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu10/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu11/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu12/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu13/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu14/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu15/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu16/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu17/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu18/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu19/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu2/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu20/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu21/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu22/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu23/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu24/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu25/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu26/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu27/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu28/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu29/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu30/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu31/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu32/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu33/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu34/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu35/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu36/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu37/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu38/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu39/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu40/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu41/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu42/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu43/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu44/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu45/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu46/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu47/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu48/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu49/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu5/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu50/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu51/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu52/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu53/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu54/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu55/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu56/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu57/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu58/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu59/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu6/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu60/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu61/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu62/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu63/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu64/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu65/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu66/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu67/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu68/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu69/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu7/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu70/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu71/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu72/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu73/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu74/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu75/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu76/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu77/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu78/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu79/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu8/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu9/cpufreq/scaling_governor --GpGaEY17fSl8rd50 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline _______________________________________________ LKP mailing list LKP@linux.intel.com --GpGaEY17fSl8rd50-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/