From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753518AbcGHHgS (ORCPT ); Fri, 8 Jul 2016 03:36:18 -0400 Received: from relmlor3.renesas.com ([210.160.252.173]:63158 "EHLO relmlie2.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750901AbcGHHgE convert rfc822-to-8bit (ORCPT ); Fri, 8 Jul 2016 03:36:04 -0400 X-IronPort-AV: E=Sophos;i="5.22,559,1449500400"; d="scan'208";a="215164549" From: KEITA KOBAYASHI To: Morten Rasmussen , "peterz@infradead.org" , "mingo@redhat.com" CC: "dietmar.eggemann@arm.com" , "yuyang.du@intel.com" , "vincent.guittot@linaro.org" , "mgalbraith@suse.de" , "linux-kernel@vger.kernel.org" , Gaku Inami , Yoshihiro Shimoda , KEITA KOBAYASHI Subject: RE: [PATCH v2 00/13] sched: Clean-ups and asymmetric cpu capacity support Thread-Topic: [PATCH v2 00/13] sched: Clean-ups and asymmetric cpu capacity support Thread-Index: AQHR2FNyhtIDnjBbEUO66DDKyHuB1qAOJKVg Date: Fri, 8 Jul 2016 07:35:56 +0000 Message-ID: References: <1466615004-3503-1-git-send-email-morten.rasmussen@arm.com> In-Reply-To: <1466615004-3503-1-git-send-email-morten.rasmussen@arm.com> Accept-Language: ja-JP, en-US Content-Language: ja-JP X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=keita.kobayashi.ym@renesas.com; x-originating-ip: [211.11.155.144] x-ms-office365-filtering-correlation-id: 88418691-b25e-476d-ac10-08d3a7027fc2 x-microsoft-exchange-diagnostics: 1;KL1PR0601MB1494;20:KF8aV5jSieBLs6DfFDYequX+P+iHEJ2CkW0K5YmVjR8XSuV862TMZDoYmSZhvXtj8Dy5BVXkw68pTJHjIcaPxmZQ+LiAbTCDdICnTvemvKF18Ky0JvhiqAH10Nbpx13sUDyJNAsPAfGEMw/TPNQauf8Vbowju8UyGUh/ncUGz2U= x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:KL1PR0601MB1494; x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:; x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(601004)(2401047)(5005006)(8121501046)(10201501046)(3002001)(6055026);SRVR:KL1PR0601MB1494;BCL:0;PCL:0;RULEID:;SRVR:KL1PR0601MB1494; x-forefront-prvs: 0997523C40 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(6009001)(7916002)(189002)(199003)(106116001)(106356001)(54356999)(66066001)(50986999)(305945005)(97736004)(101416001)(76176999)(105586002)(2501003)(2201001)(86362001)(122556002)(77096005)(5002640100001)(33656002)(3660700001)(3280700002)(2900100001)(7696003)(76576001)(189998001)(87936001)(2950100001)(92566002)(4326007)(7736002)(7846002)(9686002)(5003600100003)(2906002)(4001430100002)(81166006)(8676002)(107886002)(5001770100001)(19580405001)(81156014)(3846002)(586003)(6116002)(102836003)(10400500002)(19580395003)(8936002)(68736007)(74316002);DIR:OUT;SFP:1102;SCL:1;SRVR:KL1PR0601MB1494;H:KL1PR0601MB1493.apcprd06.prod.outlook.com;FPR:;SPF:None;PTR:InfoNoRecords;MX:1;A:1;LANG:en; spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 X-OriginatorOrg: renesas.com X-MS-Exchange-CrossTenant-originalarrivaltime: 08 Jul 2016 07:35:56.1657 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 53d82571-da19-47e4-9cb4-625a166a4a2a X-MS-Exchange-Transport-CrossTenantHeadersStamped: KL1PR0601MB1494 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, I tested these patches on Renesas SoC r8a7790(CA15*4 + CA7*4) and your preview branch[1] on Renesas SoC r8a7795(CA57*4 + CA53*4). > Test 0: > for i in `seq 1 10`; \ > do sysbench --test=cpu --max-time=3 --num-threads=1 run; > \ > done \ > | awk '{if ($4=="events:") {print $5; sum +=$5; runs +=1}} \ > END {print "Average events: " sum/runs}' > > Target: ARM TC2 (2xA15+3xA7) > > (Higher is better) > tip: Average events: 146.9 > patch: Average events: 217.9 > Target: Renesas SoC r8a7790(CA15*4 + CA7*4) w/ capacity patches: Average events: 200.2 w/o capacity patches: Average events: 144.4 Target: Renesas SoC r8a7795(CA57*4 + CA53*4) w/ capacity patches : 3587.7 w/o capacity patches : 2327.8 > Test 1: > perf stat --null --repeat 10 -- \ > perf bench sched messaging -g 50 -l 5000 > > Target: Intel IVB-EP (2*10*2) > > tip: 4.861970420 seconds time elapsed ( +- 1.39% ) > patch: 4.886204224 seconds time elapsed ( +- 0.75% ) > > Target: ARM TC2 A7-only (3xA7) (-l 1000) > > tip: 61.485682596 seconds time elapsed ( +- 0.07% ) > patch: 62.667950130 seconds time elapsed ( +- 0.36% ) > Target: Renesas SoC r8a7790(CA15*4) (-l 1000) w/ capacity patches: 38.955532040 seconds time elapsed ( +- 0.12% ) w/o capacity patches: 39.424945580 seconds time elapsed ( +- 0.10% ) Target: Renesas SoC r8a7795(CA57*4) (-l 1000) w/ capacity patches : 29.804292200 seconds time elapsed ( +- 0.37% ) w/o capacity patches : 29.838826790 seconds time elapsed ( +- 0.40% ) Tested-by: Keita Kobayashi [1] git://linux-arm.org/linux-power.git capacity_awareness_v2_arm64_v1