Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751571AbaKJFy3 (ORCPT ); Mon, 10 Nov 2014 00:54:29 -0500 Received: from mga02.intel.com ([134.134.136.20]:58464 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750799AbaKJFy2 (ORCPT ); Mon, 10 Nov 2014 00:54:28 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.07,350,1413270000"; d="yaml'?scan'208";a="634262726" Date: Mon, 10 Nov 2014 13:54:53 +0800 From: lkp@01.org To: Vincent Guittot Cc: LKML , lkp@01.org, Yuanhan Liu Subject: [LKP] [sched] 9597d64116d: -16.1% hackbench.throughput Message-ID: <20141110055453.GE1705@yliu-dev.sh.intel.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="5oH/S/bF6lOfqCQb" 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 --5oH/S/bF6lOfqCQb Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit FYI, we noticed the below changes on https://git.linaro.org/people/mturquette/linux.git eas-next commit 9597d64116d0d441dea32e7f5f05fa135d16f44b ("sched: replace capacity_factor by usage") b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f testbox/testcase/testparams ---------------- -------------------------- --------------------------- %stddev %change %stddev \ | \ 104249 ? 0% -16.1% 87436 ? 0% ivb42/hackbench/performance-50%-threads-socket 104249 -16.1% 87436 GEO-MEAN hackbench.throughput b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 0.88 ? 25% +209.7% 2.74 ? 5% ivb42/hackbench/performance-50%-threads-socket 0.88 +209.7% 2.74 GEO-MEAN perf-profile.cpu-cycles.ttwu_do_activate.constprop.87.sched_ttwu_pending.scheduler_ipi.smp_reschedule_interrupt.reschedule_interrupt b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 0.76 ? 26% +209.2% 2.36 ? 5% ivb42/hackbench/performance-50%-threads-socket 0.76 +209.2% 2.36 GEO-MEAN perf-profile.cpu-cycles.activate_task.ttwu_do_activate.sched_ttwu_pending.scheduler_ipi.smp_reschedule_interrupt b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 0.76 ? 26% +210.6% 2.35 ? 5% ivb42/hackbench/performance-50%-threads-socket 0.76 +210.6% 2.35 GEO-MEAN perf-profile.cpu-cycles.enqueue_task.activate_task.ttwu_do_activate.sched_ttwu_pending.scheduler_ipi b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 0.70 ? 25% +203.1% 2.13 ? 6% ivb42/hackbench/performance-50%-threads-socket 0.70 +203.1% 2.13 GEO-MEAN perf-profile.cpu-cycles.enqueue_task_fair.enqueue_task.activate_task.ttwu_do_activate.sched_ttwu_pending b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 243252 ? 46% +242.5% 833240 ? 42% ivb42/hackbench/performance-50%-threads-socket 243252 +242.5% 833240 GEO-MEAN sched_debug.cfs_rq[2]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 98 ? 36% -49.1% 50 ? 34% ivb42/hackbench/performance-50%-threads-socket 98 -49.1% 50 GEO-MEAN sched_debug.cfs_rq[18]:/.blocked_load_avg b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1067752 ? 25% +65.3% 1764542 ? 11% ivb42/hackbench/performance-50%-threads-socket 1067752 +65.3% 1764542 GEO-MEAN sched_debug.cfs_rq[16]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 923375 ? 22% +96.3% 1812750 ? 21% ivb42/hackbench/performance-50%-threads-socket 923375 +96.3% 1812750 GEO-MEAN sched_debug.cfs_rq[14]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1008818 ? 20% +70.9% 1724167 ? 14% ivb42/hackbench/performance-50%-threads-socket 1008818 +70.9% 1724167 GEO-MEAN sched_debug.cfs_rq[6]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1109100 ? 25% +53.9% 1707190 ? 16% ivb42/hackbench/performance-50%-threads-socket 1109100 +53.9% 1707190 GEO-MEAN sched_debug.cfs_rq[15]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1006499 ? 33% +67.8% 1688436 ? 22% ivb42/hackbench/performance-50%-threads-socket 1006499 +67.8% 1688436 GEO-MEAN sched_debug.cfs_rq[13]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 915637 ? 16% +93.4% 1771080 ? 18% ivb42/hackbench/performance-50%-threads-socket 915637 +93.4% 1771080 GEO-MEAN sched_debug.cfs_rq[7]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 783024 ? 10% +67.2% 1309563 ? 22% ivb42/hackbench/performance-50%-threads-socket 783024 +67.2% 1309563 GEO-MEAN sched_debug.cfs_rq[5]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 16155 ? 3% +66.8% 26952 ? 3% ivb42/hackbench/performance-50%-threads-socket 16155 +66.8% 26952 GEO-MEAN proc-vmstat.numa_pages_migrated b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 16155 ? 3% +66.8% 26952 ? 3% ivb42/hackbench/performance-50%-threads-socket 16155 +66.8% 26952 GEO-MEAN proc-vmstat.pgmigrate_success b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1443204 ? 24% +51.5% 2187058 ? 6% ivb42/hackbench/performance-50%-threads-socket 1443204 +51.5% 2187058 GEO-MEAN sched_debug.cfs_rq[23]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 2.26 ? 4% -38.0% 1.40 ? 4% ivb42/hackbench/performance-50%-threads-socket 2.26 -38.0% 1.40 GEO-MEAN perf-profile.cpu-cycles._raw_spin_lock.try_to_wake_up.default_wake_function.autoremove_wake_function.__wake_up_common b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1203841 ? 25% +53.0% 1842451 ? 19% ivb42/hackbench/performance-50%-threads-socket 1203841 +53.0% 1842451 GEO-MEAN sched_debug.cfs_rq[17]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 119 ? 32% -41.7% 69 ? 23% ivb42/hackbench/performance-50%-threads-socket 119 -41.7% 69 GEO-MEAN sched_debug.cfs_rq[18]:/.tg_load_contrib b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1128380 ? 24% +67.1% 1886076 ? 15% ivb42/hackbench/performance-50%-threads-socket 1128380 +67.1% 1886076 GEO-MEAN sched_debug.cfs_rq[8]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 35577 ? 20% +42.9% 50840 ? 15% ivb42/hackbench/performance-50%-threads-socket 35577 +42.9% 50840 GEO-MEAN sched_debug.cpu#11.avg_idle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 4.45 ? 4% -35.2% 2.88 ? 3% ivb42/hackbench/performance-50%-threads-socket 4.45 -35.2% 2.88 GEO-MEAN perf-profile.cpu-cycles.enqueue_task_fair.enqueue_task.activate_task.ttwu_do_activate.try_to_wake_up b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1230679 ? 9% +65.1% 2032295 ? 14% ivb42/hackbench/performance-50%-threads-socket 1230679 +65.1% 2032295 GEO-MEAN sched_debug.cfs_rq[10]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 6.42 ? 4% -33.1% 4.30 ? 3% ivb42/hackbench/performance-50%-threads-socket 6.42 -33.1% 4.30 GEO-MEAN perf-profile.cpu-cycles.ttwu_do_activate.constprop.87.try_to_wake_up.default_wake_function.autoremove_wake_function.__wake_up_common b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 5.13 ? 4% -33.8% 3.40 ? 3% ivb42/hackbench/performance-50%-threads-socket 5.13 -33.8% 3.40 GEO-MEAN perf-profile.cpu-cycles.enqueue_task.activate_task.ttwu_do_activate.try_to_wake_up.default_wake_function b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 5.14 ? 4% -33.8% 3.41 ? 3% ivb42/hackbench/performance-50%-threads-socket 5.14 -33.8% 3.41 GEO-MEAN perf-profile.cpu-cycles.activate_task.ttwu_do_activate.try_to_wake_up.default_wake_function.autoremove_wake_function b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1.11 ? 3% -29.1% 0.78 ? 4% ivb42/hackbench/performance-50%-threads-socket 1.11 -29.1% 0.78 GEO-MEAN perf-profile.cpu-cycles.check_preempt_curr.ttwu_do_wakeup.ttwu_do_activate.try_to_wake_up.default_wake_function b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1.22 ? 3% -29.1% 0.87 ? 3% ivb42/hackbench/performance-50%-threads-socket 1.22 -29.1% 0.87 GEO-MEAN perf-profile.cpu-cycles.ttwu_do_wakeup.ttwu_do_activate.try_to_wake_up.default_wake_function.autoremove_wake_function b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1357971 ? 14% +41.3% 1918898 ? 9% ivb42/hackbench/performance-50%-threads-socket 1357971 +41.3% 1918898 GEO-MEAN sched_debug.cfs_rq[9]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1304331 ? 11% +49.2% 1946271 ? 13% ivb42/hackbench/performance-50%-threads-socket 1304331 +49.2% 1946271 GEO-MEAN sched_debug.cfs_rq[11]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 608 ? 3% -28.7% 433 ? 4% ivb42/hackbench/performance-50%-threads-socket 608 -28.7% 433 GEO-MEAN cpuidle.POLL.usage b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 424656 ? 2% +37.7% 584637 ? 2% ivb42/hackbench/performance-50%-threads-socket 424656 +37.7% 584637 GEO-MEAN cpuidle.C6-IVT.usage b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1508175 ? 18% +37.7% 2076043 ? 16% ivb42/hackbench/performance-50%-threads-socket 1508175 +37.7% 2076043 GEO-MEAN sched_debug.cfs_rq[21]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 287269 ? 4% +32.4% 380327 ? 6% ivb42/hackbench/performance-50%-threads-socket 287268 +32.4% 380326 GEO-MEAN proc-vmstat.numa_hint_faults b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 22221059 ? 1% -25.7% 16516998 ? 0% ivb42/hackbench/performance-50%-threads-socket 22221059 -25.7% 16516998 GEO-MEAN sched_debug.cpu#23.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1468667 ? 15% +43.2% 2102926 ? 9% ivb42/hackbench/performance-50%-threads-socket 1468667 +43.2% 2102926 GEO-MEAN sched_debug.cfs_rq[22]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 291407 ? 4% +31.7% 383859 ? 6% ivb42/hackbench/performance-50%-threads-socket 291407 +31.7% 383859 GEO-MEAN proc-vmstat.numa_pte_updates b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20399319 ? 1% -24.9% 15320065 ? 1% ivb42/hackbench/performance-50%-threads-socket 20399319 -24.9% 15320065 GEO-MEAN sched_debug.cpu#47.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 21955842 ? 1% -25.2% 16425955 ? 0% ivb42/hackbench/performance-50%-threads-socket 21955842 -25.2% 16425955 GEO-MEAN sched_debug.cpu#19.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 21384750 ? 0% -24.7% 16103640 ? 1% ivb42/hackbench/performance-50%-threads-socket 21384750 -24.7% 16103640 GEO-MEAN sched_debug.cpu#21.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 19455420 ? 1% -24.4% 14708872 ? 1% ivb42/hackbench/performance-50%-threads-socket 19455420 -24.4% 14708872 GEO-MEAN sched_debug.cpu#44.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1.48 ? 4% -23.7% 1.13 ? 2% ivb42/hackbench/performance-50%-threads-socket 1.48 -23.7% 1.13 GEO-MEAN perf-profile.cpu-cycles.__switch_to b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 2.70 ? 5% +27.7% 3.45 ? 1% ivb42/hackbench/performance-50%-threads-socket 2.70 +27.7% 3.45 GEO-MEAN perf-profile.cpu-cycles.idle_cpu.select_idle_sibling.select_task_rq_fair.try_to_wake_up.default_wake_function b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20991987 ? 0% -24.1% 15929117 ? 0% ivb42/hackbench/performance-50%-threads-socket 20991987 -24.1% 15929117 GEO-MEAN sched_debug.cpu#20.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20232670 ? 1% -24.7% 15244668 ? 1% ivb42/hackbench/performance-50%-threads-socket 20232670 -24.7% 15244668 GEO-MEAN sched_debug.cpu#43.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 21686213 ? 1% -24.5% 16369380 ? 0% ivb42/hackbench/performance-50%-threads-socket 21686213 -24.5% 16369380 GEO-MEAN sched_debug.cpu#12.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 21654231 ? 1% -24.3% 16385202 ? 0% ivb42/hackbench/performance-50%-threads-socket 21654231 -24.3% 16385202 GEO-MEAN sched_debug.cpu#13.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 19800323 ? 1% -24.6% 14937832 ? 0% ivb42/hackbench/performance-50%-threads-socket 19800323 -24.6% 14937832 GEO-MEAN sched_debug.cpu#45.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20091416 ? 0% -24.4% 15193784 ? 0% ivb42/hackbench/performance-50%-threads-socket 20091416 -24.4% 15193784 GEO-MEAN sched_debug.cpu#38.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 19904854 ? 1% -24.2% 15083433 ? 0% ivb42/hackbench/performance-50%-threads-socket 19904854 -24.2% 15083433 GEO-MEAN sched_debug.cpu#36.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20172173 ? 0% -24.0% 15328449 ? 1% ivb42/hackbench/performance-50%-threads-socket 20172173 -24.0% 15328448 GEO-MEAN sched_debug.cpu#39.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1.25 ? 2% -25.4% 0.93 ? 2% ivb42/hackbench/performance-50%-threads-socket 1.25 -25.4% 0.93 GEO-MEAN perf-profile.cpu-cycles.update_cfs_shares.dequeue_entity.dequeue_task_fair.dequeue_task.deactivate_task b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 21661306 ? 0% -24.2% 16411873 ? 0% ivb42/hackbench/performance-50%-threads-socket 21661306 -24.2% 16411873 GEO-MEAN sched_debug.cpu#14.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 21896234 ? 0% -24.2% 16598293 ? 1% ivb42/hackbench/performance-50%-threads-socket 21896234 -24.2% 16598293 GEO-MEAN sched_debug.cpu#15.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 19221661 ? 1% -23.7% 14665426 ? 1% ivb42/hackbench/performance-50%-threads-socket 19221661 -23.7% 14665426 GEO-MEAN sched_debug.cpu#40.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 21058318 ? 1% -24.2% 15959916 ? 0% ivb42/hackbench/performance-50%-threads-socket 21058318 -24.2% 15959916 GEO-MEAN sched_debug.cpu#17.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 21754207 ? 0% -24.2% 16487812 ? 1% ivb42/hackbench/performance-50%-threads-socket 21754207 -24.2% 16487812 GEO-MEAN sched_debug.cpu#22.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 19963010 ? 1% -24.1% 15143746 ? 0% ivb42/hackbench/performance-50%-threads-socket 19963009 -24.1% 15143746 GEO-MEAN sched_debug.cpu#37.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20748744 ? 1% -23.7% 15832368 ? 0% ivb42/hackbench/performance-50%-threads-socket 20748743 -23.7% 15832368 GEO-MEAN sched_debug.cpu#16.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 19955834 ? 0% -23.9% 15189591 ? 0% ivb42/hackbench/performance-50%-threads-socket 19955834 -23.9% 15189591 GEO-MEAN sched_debug.cpu#46.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 26674784 ? 1% -23.1% 20500535 ? 0% ivb42/hackbench/performance-50%-threads-socket 26674784 -23.1% 20500535 GEO-MEAN sched_debug.cpu#22.nr_switches b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 26689071 ? 1% -23.1% 20511407 ? 0% ivb42/hackbench/performance-50%-threads-socket 26689071 -23.1% 20511407 GEO-MEAN sched_debug.cpu#22.sched_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 21264995 ? 1% -23.6% 16250715 ? 0% ivb42/hackbench/performance-50%-threads-socket 21264995 -23.6% 16250715 GEO-MEAN sched_debug.cpu#18.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 19641786 ? 1% -23.5% 15029146 ? 0% ivb42/hackbench/performance-50%-threads-socket 19641786 -23.5% 15029146 GEO-MEAN sched_debug.cpu#42.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 26923 ? 2% +29.2% 34786 ? 2% ivb42/hackbench/performance-50%-threads-socket 26923 +29.2% 34786 GEO-MEAN cpuidle.C3-IVT.usage b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 19417423 ? 1% -23.3% 14891714 ? 0% ivb42/hackbench/performance-50%-threads-socket 19417423 -23.3% 14891714 GEO-MEAN sched_debug.cpu#41.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 26079901 ? 0% -22.7% 20147877 ? 0% ivb42/hackbench/performance-50%-threads-socket 26079901 -22.7% 20147877 GEO-MEAN sched_debug.cpu#18.nr_switches b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 26104071 ? 0% -22.7% 20165898 ? 0% ivb42/hackbench/performance-50%-threads-socket 26104071 -22.7% 20165898 GEO-MEAN sched_debug.cpu#18.sched_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 25569796 ? 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0% -14.6% 16662350 ? 1% ivb42/hackbench/performance-50%-threads-socket 19520181 -14.6% 16662349 GEO-MEAN sched_debug.cpu#28.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1.37 ? 3% -15.6% 1.15 ? 2% ivb42/hackbench/performance-50%-threads-socket 1.37 -15.6% 1.15 GEO-MEAN perf-profile.cpu-cycles.schedule_user.sysret_careful b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 22662241 ? 0% -15.3% 19188484 ? 1% ivb42/hackbench/performance-50%-threads-socket 22662241 -15.3% 19188484 GEO-MEAN sched_debug.cpu#3.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 866621 ? 1% -15.9% 728734 ? 2% ivb42/hackbench/performance-50%-threads-socket 866621 -15.9% 728734 GEO-MEAN sched_debug.cpu#18.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1039319 ? 1% -14.8% 885271 ? 0% ivb42/hackbench/performance-50%-threads-socket 1039319 -14.8% 885271 GEO-MEAN numa-numastat.node0.local_node b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 21798079 ? 1% -14.6% 18621574 ? 1% ivb42/hackbench/performance-50%-threads-socket 21798079 -14.6% 18621574 GEO-MEAN sched_debug.cpu#9.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 3043317 ? 9% +25.3% 3814417 ? 13% ivb42/hackbench/performance-50%-threads-socket 3043317 +25.3% 3814417 GEO-MEAN sched_debug.cfs_rq[38]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20231936 ? 0% -13.8% 17436914 ? 0% ivb42/hackbench/performance-50%-threads-socket 20231936 -13.8% 17436914 GEO-MEAN sched_debug.cpu#24.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20 ? 4% -10.7% 18 ? 5% ivb42/hackbench/performance-50%-threads-socket 20 -10.7% 18 GEO-MEAN sched_debug.cpu#16.cpu_load[0] b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20 ? 3% -9.8% 18 ? 5% ivb42/hackbench/performance-50%-threads-socket 20 -9.8% 18 GEO-MEAN sched_debug.cpu#16.cpu_load[1] b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 0.92 ? 3% +16.1% 1.07 ? 3% ivb42/hackbench/performance-50%-threads-socket 0.92 +16.1% 1.07 GEO-MEAN perf-profile.cpu-cycles._raw_spin_lock.unix_stream_recvmsg.sock_aio_read.sock_aio_read.do_sync_read b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 21278578 ? 0% -14.0% 18299464 ? 0% ivb42/hackbench/performance-50%-threads-socket 21278578 -14.0% 18299464 GEO-MEAN sched_debug.cpu#4.ttwu_count b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1043155 ? 1% -14.6% 891335 ? 0% ivb42/hackbench/performance-50%-threads-socket 1043155 -14.6% 891335 GEO-MEAN numa-numastat.node0.numa_hit b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 860946 ? 1% -13.4% 745561 ? 2% ivb42/hackbench/performance-50%-threads-socket 860946 -13.4% 745561 GEO-MEAN sched_debug.cpu#45.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 846804 ? 1% -14.7% 722316 ? 1% ivb42/hackbench/performance-50%-threads-socket 846804 -14.7% 722316 GEO-MEAN sched_debug.cpu#16.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 3100432 ? 12% +22.4% 3793805 ? 6% ivb42/hackbench/performance-50%-threads-socket 3100432 +22.4% 3793805 GEO-MEAN sched_debug.cfs_rq[37]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 860253 ? 1% -13.1% 747838 ? 2% ivb42/hackbench/performance-50%-threads-socket 860253 -13.1% 747838 GEO-MEAN sched_debug.cpu#44.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 2896486 ? 7% +19.6% 3463508 ? 5% ivb42/hackbench/performance-50%-threads-socket 2896486 +19.6% 3463508 GEO-MEAN sched_debug.cfs_rq[25]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 871677 ? 0% -13.2% 756998 ? 1% ivb42/hackbench/performance-50%-threads-socket 871677 -13.2% 756998 GEO-MEAN sched_debug.cpu#47.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 3230592 ? 8% +14.9% 3712705 ? 3% ivb42/hackbench/performance-50%-threads-socket 3230592 +14.9% 3712705 GEO-MEAN sched_debug.cfs_rq[30]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 3.91 ? 1% -14.3% 3.35 ? 1% ivb42/hackbench/performance-50%-threads-socket 3.91 -14.3% 3.35 GEO-MEAN perf-profile.cpu-cycles.dequeue_task_fair.dequeue_task.deactivate_task.__sched_text_start.schedule b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 860005 ? 1% -12.9% 748893 ? 2% ivb42/hackbench/performance-50%-threads-socket 860005 -12.9% 748893 GEO-MEAN sched_debug.cpu#42.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 3321870 ? 7% +14.8% 3811901 ? 7% ivb42/hackbench/performance-50%-threads-socket 3321870 +14.8% 3811901 GEO-MEAN sched_debug.cfs_rq[47]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14483 ? 2% -11.5% 12813 ? 3% ivb42/hackbench/performance-50%-threads-socket 14483 -11.5% 12813 GEO-MEAN sched_debug.cpu#7.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14.50 ? 1% -13.3% 12.57 ? 1% ivb42/hackbench/performance-50%-threads-socket 14.50 -13.3% 12.57 GEO-MEAN perf-profile.cpu-cycles.default_wake_function.autoremove_wake_function.__wake_up_common.__wake_up_sync_key.sock_def_readable b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 3234028 ? 9% +15.2% 3724307 ? 4% ivb42/hackbench/performance-50%-threads-socket 3234028 +15.2% 3724307 GEO-MEAN sched_debug.cfs_rq[39]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 863531 ? 1% -12.4% 756423 ? 1% ivb42/hackbench/performance-50%-threads-socket 863531 -12.4% 756423 GEO-MEAN sched_debug.cpu#46.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 3276492 ? 5% +15.5% 3784016 ? 8% ivb42/hackbench/performance-50%-threads-socket 3276492 +15.5% 3784016 GEO-MEAN sched_debug.cfs_rq[35]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 860124 ? 0% -12.8% 750152 ? 1% ivb42/hackbench/performance-50%-threads-socket 860124 -12.8% 750152 GEO-MEAN sched_debug.cpu#38.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 4.32 ? 2% +13.3% 4.90 ? 1% ivb42/hackbench/performance-50%-threads-socket 4.32 +13.3% 4.90 GEO-MEAN perf-profile.cpu-cycles.select_task_rq_fair.try_to_wake_up.default_wake_function.autoremove_wake_function.__wake_up_common b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 4025 ? 6% -8.3% 3691 ? 4% ivb42/hackbench/performance-50%-threads-socket 4025 -8.3% 3691 GEO-MEAN slabinfo.RAW.num_objs b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 859082 ? 1% -12.0% 756012 ? 1% ivb42/hackbench/performance-50%-threads-socket 859082 -12.0% 756012 GEO-MEAN sched_debug.cpu#37.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 870131 ? 1% -13.0% 757186 ? 1% ivb42/hackbench/performance-50%-threads-socket 870131 -13.0% 757185 GEO-MEAN sched_debug.cpu#43.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14.53 ? 1% -12.9% 12.66 ? 1% ivb42/hackbench/performance-50%-threads-socket 14.53 -12.9% 12.66 GEO-MEAN perf-profile.cpu-cycles.try_to_wake_up.default_wake_function.autoremove_wake_function.__wake_up_common.__wake_up_sync_key b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14.75 ? 1% -12.6% 12.89 ? 1% ivb42/hackbench/performance-50%-threads-socket 14.75 -12.6% 12.89 GEO-MEAN perf-profile.cpu-cycles.autoremove_wake_function.__wake_up_common.__wake_up_sync_key.sock_def_readable.unix_stream_sendmsg b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 870275 ? 1% -13.3% 754578 ? 3% ivb42/hackbench/performance-50%-threads-socket 870275 -13.3% 754578 GEO-MEAN sched_debug.cpu#36.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 3989 ? 5% -8.8% 3639 ? 5% ivb42/hackbench/performance-50%-threads-socket 3989 -8.8% 3639 GEO-MEAN slabinfo.RAW.active_objs b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1.03 ? 1% -13.2% 0.89 ? 1% ivb42/hackbench/performance-50%-threads-socket 1.03 -13.2% 0.89 GEO-MEAN perf-profile.cpu-cycles.skb_unlink.unix_stream_recvmsg.sock_aio_read.sock_aio_read.do_sync_read b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 885844 ? 1% -11.8% 780892 ? 1% ivb42/hackbench/performance-50%-threads-socket 885844 -11.8% 780892 GEO-MEAN sched_debug.cpu#10.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 895578 ? 2% -11.5% 792265 ? 2% ivb42/hackbench/performance-50%-threads-socket 895578 -11.5% 792265 GEO-MEAN sched_debug.cpu#11.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 883237 ? 2% -11.9% 777826 ? 1% ivb42/hackbench/performance-50%-threads-socket 883237 -11.9% 777826 GEO-MEAN sched_debug.cpu#1.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 2115995 ? 0% -11.9% 1863524 ? 0% ivb42/hackbench/performance-50%-threads-socket 2115994 -11.9% 1863523 GEO-MEAN proc-vmstat.numa_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 2122348 ? 0% -11.9% 1869613 ? 0% ivb42/hackbench/performance-50%-threads-socket 2122348 -11.9% 1869613 GEO-MEAN proc-vmstat.numa_hit b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 2.57 ? 4% +13.8% 2.92 ? 1% ivb42/hackbench/performance-50%-threads-socket 2.57 +13.8% 2.92 GEO-MEAN perf-profile.cpu-cycles._raw_spin_lock.unix_stream_sendmsg.sock_aio_write.do_sync_write.vfs_write b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1406705 ? 1% -10.8% 1254824 ? 1% ivb42/hackbench/performance-50%-threads-socket 1406705 -10.8% 1254824 GEO-MEAN sched_debug.cpu#0.sched_goidle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 15.05 ? 1% -11.8% 13.27 ? 0% ivb42/hackbench/performance-50%-threads-socket 15.05 -11.8% 13.27 GEO-MEAN perf-profile.cpu-cycles.__wake_up_common.__wake_up_sync_key.sock_def_readable.unix_stream_sendmsg.sock_aio_write b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 879602 ? 1% -11.5% 778421 ? 0% ivb42/hackbench/performance-50%-threads-socket 879602 -11.5% 778421 GEO-MEAN sched_debug.cpu#8.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 884715 ? 2% -11.6% 782521 ? 1% ivb42/hackbench/performance-50%-threads-socket 884714 -11.6% 782521 GEO-MEAN sched_debug.cpu#9.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 869234 ? 1% -10.1% 781750 ? 1% ivb42/hackbench/performance-50%-threads-socket 869234 -10.1% 781749 GEO-MEAN sched_debug.cpu#3.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 13928 ? 3% -10.0% 12532 ? 2% ivb42/hackbench/performance-50%-threads-socket 13928 -10.0% 12531 GEO-MEAN sched_debug.cpu#34.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1.65 ? 3% -11.9% 1.45 ? 2% ivb42/hackbench/performance-50%-threads-socket 1.65 -11.9% 1.45 GEO-MEAN perf-profile.cpu-cycles.__kmalloc_reserve.isra.26.__alloc_skb.sock_alloc_send_pskb.unix_stream_sendmsg.sock_aio_write b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 860847 ? 2% -11.2% 764541 ? 1% ivb42/hackbench/performance-50%-threads-socket 860847 -11.2% 764541 GEO-MEAN sched_debug.cpu#39.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 839076 ? 1% -11.6% 741571 ? 1% ivb42/hackbench/performance-50%-threads-socket 839076 -11.6% 741571 GEO-MEAN sched_debug.cpu#41.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 875043 ? 2% -10.0% 787246 ? 1% ivb42/hackbench/performance-50%-threads-socket 875042 -10.0% 787246 GEO-MEAN sched_debug.cpu#34.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 23.87 ? 1% -10.7% 21.31 ? 1% ivb42/hackbench/performance-50%-threads-socket 23.87 -10.7% 21.31 GEO-MEAN perf-profile.cpu-cycles.__wake_up_sync_key.sock_def_readable.unix_stream_sendmsg.sock_aio_write.do_sync_write b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 4.45 ? 1% -11.6% 3.93 ? 1% ivb42/hackbench/performance-50%-threads-socket 4.45 -11.6% 3.93 GEO-MEAN perf-profile.cpu-cycles.deactivate_task.__sched_text_start.schedule.schedule_timeout.unix_stream_recvmsg b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 873852 ? 2% -10.8% 779782 ? 1% ivb42/hackbench/performance-50%-threads-socket 873852 -10.8% 779782 GEO-MEAN sched_debug.cpu#31.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 872491 ? 2% -10.3% 782420 ? 1% ivb42/hackbench/performance-50%-threads-socket 872491 -10.3% 782420 GEO-MEAN sched_debug.cpu#6.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1.11 ? 7% -12.5% 0.97 ? 3% ivb42/hackbench/performance-50%-threads-socket 1.11 -12.5% 0.97 GEO-MEAN perf-profile.cpu-cycles.selinux_file_permission.security_file_permission.rw_verify_area.vfs_read.sys_read b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 8.05 ? 2% -12.5% 7.04 ? 2% ivb42/hackbench/performance-50%-threads-socket 8.05 -12.5% 7.04 GEO-MEAN perf-profile.cpu-cycles._raw_spin_lock_irqsave.__wake_up_sync_key.sock_def_readable.unix_stream_sendmsg.sock_aio_write b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1.36 ? 3% -11.6% 1.20 ? 2% ivb42/hackbench/performance-50%-threads-socket 1.36 -11.6% 1.20 GEO-MEAN perf-profile.cpu-cycles.__kmalloc_node_track_caller.__kmalloc_reserve.__alloc_skb.sock_alloc_send_pskb.unix_stream_sendmsg b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 884511 ? 1% -10.9% 788238 ? 1% ivb42/hackbench/performance-50%-threads-socket 884511 -10.9% 788238 GEO-MEAN sched_debug.cpu#7.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1423158 ? 1% -10.2% 1278070 ? 0% ivb42/hackbench/performance-50%-threads-socket 1423157 -10.2% 1278070 GEO-MEAN sched_debug.cpu#4.sched_goidle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1.39 ? 2% +11.9% 1.56 ? 0% ivb42/hackbench/performance-50%-threads-socket 1.39 +11.9% 1.56 GEO-MEAN perf-profile.cpu-cycles.skb_queue_tail.unix_stream_sendmsg.sock_aio_write.do_sync_write.vfs_write b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 4.46 ? 1% -11.2% 3.96 ? 1% ivb42/hackbench/performance-50%-threads-socket 4.46 -11.2% 3.96 GEO-MEAN perf-profile.cpu-cycles.dequeue_task.deactivate_task.__sched_text_start.schedule.schedule_timeout b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 882994 ? 2% -9.2% 801606 ? 1% ivb42/hackbench/performance-50%-threads-socket 882994 -9.2% 801606 GEO-MEAN sched_debug.cpu#25.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14371 ? 1% -10.2% 12907 ? 1% ivb42/hackbench/performance-50%-threads-socket 14371 -10.2% 12907 GEO-MEAN sched_debug.cpu#22.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14692 ? 1% -10.8% 13111 ? 2% ivb42/hackbench/performance-50%-threads-socket 14692 -10.8% 13111 GEO-MEAN sched_debug.cpu#10.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14093 ? 3% -9.5% 12748 ? 5% ivb42/hackbench/performance-50%-threads-socket 14093 -9.5% 12748 GEO-MEAN sched_debug.cpu#25.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1495572 ? 0% -10.9% 1333271 ? 1% ivb42/hackbench/performance-50%-threads-socket 1495571 -10.9% 1333271 GEO-MEAN sched_debug.cpu#9.sched_goidle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14153 ? 3% -9.4% 12817 ? 2% ivb42/hackbench/performance-50%-threads-socket 14153 -9.4% 12817 GEO-MEAN sched_debug.cpu#27.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14374 ? 1% -9.7% 12976 ? 2% ivb42/hackbench/performance-50%-threads-socket 14374 -9.7% 12976 GEO-MEAN sched_debug.cpu#32.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 860018 ? 2% -10.0% 773781 ? 0% ivb42/hackbench/performance-50%-threads-socket 860018 -10.0% 773781 GEO-MEAN sched_debug.cpu#4.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 863792 ? 1% -10.0% 777585 ? 1% ivb42/hackbench/performance-50%-threads-socket 863792 -10.0% 777585 GEO-MEAN sched_debug.cpu#32.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14193 ? 2% -10.5% 12697 ? 2% ivb42/hackbench/performance-50%-threads-socket 14193 -10.5% 12697 GEO-MEAN sched_debug.cpu#46.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1394923 ? 0% -9.3% 1265094 ? 1% ivb42/hackbench/performance-50%-threads-socket 1394922 -9.3% 1265094 GEO-MEAN sched_debug.cpu#3.sched_goidle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1427072 ? 1% -9.9% 1285217 ? 0% ivb42/hackbench/performance-50%-threads-socket 1427072 -9.9% 1285217 GEO-MEAN sched_debug.cpu#5.sched_goidle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20 ? 3% -10.9% 18 ? 3% ivb42/hackbench/performance-50%-threads-socket 20 -10.9% 17 GEO-MEAN sched_debug.cpu#5.cpu_load[0] b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1.30 ? 2% -10.9% 1.16 ? 1% ivb42/hackbench/performance-50%-threads-socket 1.30 -10.9% 1.16 GEO-MEAN perf-profile.cpu-cycles.skb_copy_datagram_from_iovec.unix_stream_sendmsg.sock_aio_write.do_sync_write.vfs_write b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1404122 ? 0% -10.1% 1262026 ? 1% ivb42/hackbench/performance-50%-threads-socket 1404122 -10.1% 1262026 GEO-MEAN sched_debug.cpu#2.sched_goidle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 871725 ? 3% -9.5% 788740 ? 1% ivb42/hackbench/performance-50%-threads-socket 871725 -9.5% 788740 GEO-MEAN sched_debug.cpu#35.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 2.62 ? 1% +10.8% 2.90 ? 1% ivb42/hackbench/performance-50%-threads-socket 2.62 +10.8% 2.90 GEO-MEAN perf-profile.cpu-cycles.skb_copy_datagram_iovec.unix_stream_recvmsg.sock_aio_read.sock_aio_read.do_sync_read b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1440886 ? 0% -10.0% 1296355 ? 0% ivb42/hackbench/performance-50%-threads-socket 1440886 -10.0% 1296355 GEO-MEAN sched_debug.cpu#6.sched_goidle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14332 ? 2% -9.0% 13045 ? 3% ivb42/hackbench/performance-50%-threads-socket 14332 -9.0% 13045 GEO-MEAN sched_debug.cpu#33.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 882824 ? 1% -10.1% 793313 ? 0% ivb42/hackbench/performance-50%-threads-socket 882824 -10.1% 793312 GEO-MEAN sched_debug.cpu#0.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 3116277 ? 7% +13.2% 3527174 ? 4% ivb42/hackbench/performance-50%-threads-socket 3116277 +13.2% 3527174 GEO-MEAN sched_debug.cfs_rq[29]:/.spread0 b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 2.38 ? 1% +12.1% 2.67 ? 4% ivb42/hackbench/performance-50%-threads-socket 2.38 +12.1% 2.67 GEO-MEAN perf-profile.cpu-cycles.__fdget_pos.sys_write.system_call_fastpath b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14095 ? 2% -9.6% 12748 ? 2% ivb42/hackbench/performance-50%-threads-socket 14095 -9.6% 12748 GEO-MEAN sched_debug.cpu#12.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1499703 ? 0% -9.7% 1354350 ? 0% ivb42/hackbench/performance-50%-threads-socket 1499703 -9.7% 1354350 GEO-MEAN sched_debug.cpu#10.sched_goidle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14050 ? 2% -9.9% 12664 ? 4% ivb42/hackbench/performance-50%-threads-socket 14050 -9.9% 12664 GEO-MEAN sched_debug.cpu#47.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1493710 ? 1% -10.0% 1344628 ? 1% ivb42/hackbench/performance-50%-threads-socket 1493710 -10.0% 1344628 GEO-MEAN sched_debug.cpu#11.sched_goidle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 882178 ? 2% -8.7% 805480 ? 1% ivb42/hackbench/performance-50%-threads-socket 882178 -8.7% 805480 GEO-MEAN sched_debug.cpu#26.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1451847 ? 1% -9.6% 1311874 ? 1% ivb42/hackbench/performance-50%-threads-socket 1451847 -9.6% 1311874 GEO-MEAN sched_debug.cpu#7.sched_goidle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 869997 ? 1% -10.0% 782794 ? 0% ivb42/hackbench/performance-50%-threads-socket 869997 -10.0% 782794 GEO-MEAN sched_debug.cpu#2.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14168 ? 3% -11.3% 12566 ? 4% ivb42/hackbench/performance-50%-threads-socket 14168 -11.3% 12565 GEO-MEAN sched_debug.cpu#44.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 863764 ? 1% -9.4% 782356 ? 1% ivb42/hackbench/performance-50%-threads-socket 863764 -9.4% 782356 GEO-MEAN sched_debug.cpu#5.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20 ? 2% -9.7% 18 ? 5% ivb42/hackbench/performance-50%-threads-socket 20 -9.7% 18 GEO-MEAN sched_debug.cpu#16.cpu_load[3] b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20 ? 2% -8.7% 18 ? 3% ivb42/hackbench/performance-50%-threads-socket 20 -8.7% 18 GEO-MEAN sched_debug.cpu#16.cpu_load[4] b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 20 ? 3% -8.7% 19 ? 5% ivb42/hackbench/performance-50%-threads-socket 20 -8.7% 18 GEO-MEAN sched_debug.cfs_rq[5]:/.runnable_load_avg b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1471462 ? 1% -9.5% 1331414 ? 1% ivb42/hackbench/performance-50%-threads-socket 1471462 -9.5% 1331414 GEO-MEAN sched_debug.cpu#8.sched_goidle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 877064 ? 0% -8.9% 799209 ? 1% ivb42/hackbench/performance-50%-threads-socket 877064 -8.9% 799208 GEO-MEAN sched_debug.cpu#27.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1081809 ? 1% -9.1% 983451 ? 1% ivb42/hackbench/performance-50%-threads-socket 1081809 -9.1% 983451 GEO-MEAN numa-numastat.node1.local_node b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14225 ? 2% -7.6% 13149 ? 3% ivb42/hackbench/performance-50%-threads-socket 14225 -7.6% 13149 GEO-MEAN sched_debug.cpu#36.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1084327 ? 1% -9.3% 983476 ? 1% ivb42/hackbench/performance-50%-threads-socket 1084327 -9.3% 983475 GEO-MEAN numa-numastat.node1.numa_hit b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 2.29 ? 1% +11.9% 2.57 ? 4% ivb42/hackbench/performance-50%-threads-socket 2.29 +11.9% 2.57 GEO-MEAN perf-profile.cpu-cycles.__fget_light.__fdget_pos.sys_write.system_call_fastpath b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 847788 ? 3% -12.0% 746038 ? 2% ivb42/hackbench/performance-50%-threads-socket 847788 -12.0% 746038 GEO-MEAN sched_debug.cpu#40.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 865949 ? 2% -8.8% 789915 ? 2% ivb42/hackbench/performance-50%-threads-socket 865949 -8.8% 789915 GEO-MEAN sched_debug.cpu#33.ttwu_local b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14384 ? 2% -10.9% 12817 ? 2% ivb42/hackbench/performance-50%-threads-socket 14384 -10.9% 12816 GEO-MEAN sched_debug.cpu#23.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1395020 ? 0% -10.0% 1255965 ? 1% ivb42/hackbench/performance-50%-threads-socket 1395020 -10.0% 1255965 GEO-MEAN sched_debug.cpu#1.sched_goidle b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 14326 ? 3% -7.6% 13231 ? 4% ivb42/hackbench/performance-50%-threads-socket 14326 -7.6% 13231 GEO-MEAN sched_debug.cpu#9.curr->pid b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 9.40 ? 2% +52.1% 14.30 ? 0% ivb42/hackbench/performance-50%-threads-socket 9.40 +52.1% 14.30 GEO-MEAN turbostat.RAM_W b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 328603 ? 4% +28.0% 420733 ? 6% ivb42/hackbench/performance-50%-threads-socket 328603 +28.0% 420732 GEO-MEAN time.minor_page_faults b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 2.029e+09 ? 0% -19.6% 1.632e+09 ? 0% ivb42/hackbench/performance-50%-threads-socket 2.029e+09 -19.6% 1.632e+09 GEO-MEAN time.voluntary_context_switches b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 5.504e+08 ? 0% -18.7% 4.477e+08 ? 0% ivb42/hackbench/performance-50%-threads-socket 5.504e+08 -18.7% 4.477e+08 GEO-MEAN time.involuntary_context_switches b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 4221419 ? 0% -18.2% 3451963 ? 0% ivb42/hackbench/performance-50%-threads-socket 4221418 -18.2% 3451963 GEO-MEAN vmstat.system.cs b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 808 ? 0% -10.7% 721 ? 0% ivb42/hackbench/performance-50%-threads-socket 808 -10.7% 721 GEO-MEAN time.user_time b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 1096082 ? 1% +11.3% 1220347 ? 0% ivb42/hackbench/performance-50%-threads-socket 1096082 +11.3% 1220347 GEO-MEAN vmstat.system.in b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 173 ? 0% -3.0% 168 ? 0% ivb42/hackbench/performance-50%-threads-socket 173 -3.0% 168 GEO-MEAN turbostat.Cor_W b57a1e0afff2cbac 9597d64116d0d441dea32e7f5f ---------------- -------------------------- 204 ? 0% -1.8% 200 ? 0% ivb42/hackbench/performance-50%-threads-socket 204 -1.8% 200 GEO-MEAN turbostat.Pkg_W ivb42: Ivytown Ivy Bridge-EP Memory: 64G 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. --5oH/S/bF6lOfqCQb Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="job.yaml" --- testcase: hackbench 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: 1e444803fa867d2fc4e30afe8d90574e5804c8ba model: Ivytown Ivy Bridge-EP nr_cpu: 48 memory: 64G nr_threads: - 50% perf-profile: freq: 800 hackbench: mode: - threads ipc: - socket enqueue_time: 2014-11-05 09:39:04.528108721 +08:00 testbox: ivb42 tbox_group: ivb42 kconfig: x86_64-rhel head_commit: 1e444803fa867d2fc4e30afe8d90574e5804c8ba base_commit: 0df1f2487d2f0d04703f142813d53615d62a1da4 branch: linux-devel/devel-hourly-2014110618 kernel: "/kernel/x86_64-rhel/1e444803fa867d2fc4e30afe8d90574e5804c8ba/vmlinuz-3.18.0-rc3-g1e44480" user: lkp queue: cyclic rootfs: debian-x86_64.cgz result_root: "/result/ivb42/hackbench/performance-50%-threads-socket/debian-x86_64.cgz/x86_64-rhel/1e444803fa867d2fc4e30afe8d90574e5804c8ba/0" job_file: "/lkp/scheduled/ivb42/cyclic_hackbench-performance-50%-threads-socket-x86_64-rhel-HEAD-1e444803fa867d2fc4e30afe8d90574e5804c8ba-0.yaml" dequeue_time: 2014-11-06 19:49:07.021643646 +08:00 job_state: finished loadavg: 352.24 344.78 194.36 1/409 25623 start_time: '1415274589' end_time: '1415275201' version: "/lkp/lkp/.src-20141106-135136" --5oH/S/bF6lOfqCQb 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/cpu5/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu6/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu7/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu8/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu9/cpufreq/scaling_governor /usr/bin/hackbench -g 24 --threads -l 60000 /usr/bin/hackbench -g 24 --threads -l 60000 /usr/bin/hackbench -g 24 --threads -l 60000 /usr/bin/hackbench -g 24 --threads -l 60000 /usr/bin/hackbench -g 24 --threads -l 60000 /usr/bin/hackbench -g 24 --threads -l 60000 /usr/bin/hackbench -g 24 --threads -l 60000 /usr/bin/hackbench -g 24 --threads -l 60000 /usr/bin/hackbench -g 24 --threads -l 60000 /usr/bin/hackbench -g 24 --threads -l 60000 --5oH/S/bF6lOfqCQb Content-Type: text/plain; charset=us-ascii Content-Disposition: inline _______________________________________________ LKP mailing list LKP@linux.intel.com --5oH/S/bF6lOfqCQb-- -- 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/