From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2C5D3C433E0 for ; Fri, 12 Jun 2020 08:11:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0F240207F7 for ; Fri, 12 Jun 2020 08:11:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726403AbgFLILR (ORCPT ); Fri, 12 Jun 2020 04:11:17 -0400 Received: from mga03.intel.com ([134.134.136.65]:62064 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726264AbgFLILR (ORCPT ); Fri, 12 Jun 2020 04:11:17 -0400 IronPort-SDR: 0VrjcI8RchfQG0MvgjQ9iOIFCVfVXM6zVVfwX3t5Q3TPxOs0Jsh59PiVzo4hVBfITg7krsiGX0 Rh+KfKoOsHOA== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Jun 2020 01:11:17 -0700 IronPort-SDR: WPgTk23d3CEmUaBpcbTjannm6eiL/gNRXu1N5ekMsIm9rCp4Dck56hZiqaw4qSCwY02gmKmoGa avV/yRfh8fSQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,502,1583222400"; d="scan'208";a="380640438" Received: from xingzhen-mobl1.ccr.corp.intel.com (HELO [10.238.6.47]) ([10.238.6.47]) by fmsmga001.fm.intel.com with ESMTP; 12 Jun 2020 01:11:14 -0700 Subject: Re: [LKP] [x86, sched] 1567c3e346: vm-scalability.median -15.8% regression To: Giovanni Gherdovich , kernel test robot Cc: Ingo Molnar , Peter Zijlstra , Doug Smythies , "Rafael J. Wysocki" , LKML , Andrew Morton , Stephen Rothwell , lkp@lists.01.org References: <20200306051916.GA23395@xsang-OptiPlex-9020> <1587018059.32139.22.camel@suse.cz> From: Xing Zhengjun Message-ID: Date: Fri, 12 Jun 2020 16:11:13 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: <1587018059.32139.22.camel@suse.cz> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Giovanni, I test the regression, it still existed in v5.7. Do you have time to take a look at this? Thanks. ========================================================================================= tbox_group/testcase/rootfs/kconfig/compiler/runtime/debug-setup/size/test/cpufreq_governor/ucode: lkp-hsw-4ex1/vm-scalability/debian-x86_64-20191114.cgz/x86_64-rhel-7.6/gcc-7/300s/test/8T/anon-cow-seq/performance/0x16 commit: 2a4b03ffc69f2dedc6388e9a6438b5f4c133a40d 1567c3e3467cddeb019a7b53ec632f834b6a9239 v5.7-rc1 v5.7 2a4b03ffc69f2ded 1567c3e3467cddeb019a7b53ec6 v5.7-rc1 v5.7 ---------------- --------------------------- --------------------------- --------------------------- %stddev %change %stddev %change %stddev %change %stddev \ | \ | \ | \ 211462 -16.0% 177702 -15.0% 179809 -15.1% 179510 vm-scalability.median 5.34 ± 9% -3.1 2.23 ± 11% -2.9 2.49 ± 5% -2.7 2.61 ± 11% vm-scalability.median_stddev% 30430671 -16.3% 25461360 -15.5% 25707029 -15.5% 25701713 vm-scalability.throughput 7.967e+09 -11.1% 7.082e+09 -11.1% 7.082e+09 -11.1% 7.082e+09 vm-scalability.workload On 4/16/2020 2:20 PM, Giovanni Gherdovich wrote: > On Thu, 2020-04-16 at 14:10 +0800, Xing Zhengjun wrote: >> Hi Giovanni, >> >> 1567c3e346("x86, sched: Add support for frequency invariance") has >> been merged into Linux mainline v5.7-rc1 now. Do you have time to take a >> look at this? Thanks. >> > > Apologies, this slipped under my radar. I'm on it, thanks. > > > Giovanni Gherdovich > -- Zhengjun Xing