Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751430AbaG2FYP (ORCPT ); Tue, 29 Jul 2014 01:24:15 -0400 Received: from mga03.intel.com ([143.182.124.21]:54618 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750977AbaG2FYN (ORCPT ); Tue, 29 Jul 2014 01:24:13 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.01,754,1400050800"; d="scan'208";a="462547935" Message-ID: <53D72FF5.90908@intel.com> Date: Tue, 29 Jul 2014 13:24:05 +0800 From: Aaron Lu MIME-Version: 1.0 To: Rik van Riel CC: LKML , lkp@01.org Subject: [LKP] [sched/numa] a43455a1d57: +94.1% proc-vmstat.numa_hint_faults_local References: <53d70ee6.JsUEmW5dWsv8dev+%fengguang.wu@intel.com> In-Reply-To: <53d70ee6.JsUEmW5dWsv8dev+%fengguang.wu@intel.com> X-Forwarded-Message-Id: <53d70ee6.JsUEmW5dWsv8dev+%fengguang.wu@intel.com> Content-Type: multipart/mixed; boundary="------------050406090808090108000602" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a multi-part message in MIME format. --------------050406090808090108000602 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit a43455a1d572daf7b730fe12eb747d1e17411365 ("sched/numa: Ensure task_numa_migrate() checks the preferred node") ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 94500 ~ 3% +115.6% 203711 ~ 6% ivb42/hackbench/50%-threads-pipe 67745 ~ 4% +64.1% 111174 ~ 5% lkp-snb01/hackbench/50%-threads-socket 162245 ~ 3% +94.1% 314885 ~ 6% TOTAL proc-vmstat.numa_hint_faults_local ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 147474 ~ 3% +70.6% 251650 ~ 5% ivb42/hackbench/50%-threads-pipe 94889 ~ 3% +46.3% 138815 ~ 5% lkp-snb01/hackbench/50%-threads-socket 242364 ~ 3% +61.1% 390465 ~ 5% TOTAL proc-vmstat.numa_pte_updates ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 147104 ~ 3% +69.5% 249306 ~ 5% ivb42/hackbench/50%-threads-pipe 94431 ~ 3% +43.9% 135902 ~ 5% lkp-snb01/hackbench/50%-threads-socket 241535 ~ 3% +59.5% 385209 ~ 5% TOTAL proc-vmstat.numa_hint_faults ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 308 ~ 8% +24.1% 382 ~ 5% lkp-snb01/hackbench/50%-threads-socket 308 ~ 8% +24.1% 382 ~ 5% TOTAL numa-vmstat.node0.nr_page_table_pages ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 1234 ~ 8% +24.0% 1530 ~ 5% lkp-snb01/hackbench/50%-threads-socket 1234 ~ 8% +24.0% 1530 ~ 5% TOTAL numa-meminfo.node0.PageTables ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 381 ~ 6% -17.9% 313 ~ 6% lkp-snb01/hackbench/50%-threads-socket 381 ~ 6% -17.9% 313 ~ 6% TOTAL numa-vmstat.node1.nr_page_table_pages ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 1528 ~ 6% -18.0% 1253 ~ 6% lkp-snb01/hackbench/50%-threads-socket 1528 ~ 6% -18.0% 1253 ~ 6% TOTAL numa-meminfo.node1.PageTables ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 24533 ~ 2% -16.2% 20560 ~ 3% ivb42/hackbench/50%-threads-pipe 13551 ~ 2% -10.7% 12096 ~ 2% lkp-snb01/hackbench/50%-threads-socket 38084 ~ 2% -14.2% 32657 ~ 3% TOTAL proc-vmstat.numa_pages_migrated ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 24533 ~ 2% -16.2% 20560 ~ 3% ivb42/hackbench/50%-threads-pipe 13551 ~ 2% -10.7% 12096 ~ 2% lkp-snb01/hackbench/50%-threads-socket 38084 ~ 2% -14.2% 32657 ~ 3% TOTAL proc-vmstat.pgmigrate_success ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 3538 ~ 7% +11.6% 3949 ~ 7% lkp-snb01/hackbench/50%-threads-socket 3538 ~ 7% +11.6% 3949 ~ 7% TOTAL numa-vmstat.node0.nr_anon_pages ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 14154 ~ 7% +11.6% 15799 ~ 7% lkp-snb01/hackbench/50%-threads-socket 14154 ~ 7% +11.6% 15799 ~ 7% TOTAL numa-meminfo.node0.AnonPages ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 3511 ~ 7% +11.0% 3898 ~ 7% lkp-snb01/hackbench/50%-threads-socket 3511 ~ 7% +11.0% 3898 ~ 7% TOTAL numa-vmstat.node0.nr_active_anon ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 14044 ~ 7% +11.1% 15597 ~ 7% lkp-snb01/hackbench/50%-threads-socket 14044 ~ 7% +11.1% 15597 ~ 7% TOTAL numa-meminfo.node0.Active(anon) ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 187958 ~ 2% +56.6% 294375 ~ 5% ivb42/hackbench/50%-threads-pipe 124490 ~ 2% +35.0% 168004 ~ 4% lkp-snb01/hackbench/50%-threads-socket 312448 ~ 2% +48.0% 462379 ~ 5% TOTAL time.minor_page_faults ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 11.47 ~ 1% -2.8% 11.15 ~ 1% ivb42/hackbench/50%-threads-pipe 11.47 ~ 1% -2.8% 11.15 ~ 1% TOTAL turbostat.RAM_W ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 3.649e+08 ~ 0% -2.4% 3.562e+08 ~ 0% lkp-snb01/hackbench/50%-threads-socket 3.649e+08 ~ 0% -2.4% 3.562e+08 ~ 0% TOTAL time.involuntary_context_switches ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 1924472 ~ 0% -2.6% 1874425 ~ 0% ivb42/hackbench/50%-threads-pipe 1924472 ~ 0% -2.6% 1874425 ~ 0% TOTAL vmstat.system.in ebe06187bf2aec1 a43455a1d572daf7b730fe12e --------------- ------------------------- 1.38e+09 ~ 0% -1.8% 1.355e+09 ~ 0% lkp-snb01/hackbench/50%-threads-socket 1.38e+09 ~ 0% -1.8% 1.355e+09 ~ 0% TOTAL time.voluntary_context_switches Legend: ~XX% - stddev percent [+-]XX% - change percent [*] bisect-good sample [O] bisect-bad sample 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. 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