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=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 D2972C43331 for ; Sun, 29 Mar 2020 04:27:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9F6E720733 for ; Sun, 29 Mar 2020 04:27:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="IMLmQy0h" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727144AbgC2E1B (ORCPT ); Sun, 29 Mar 2020 00:27:01 -0400 Received: from mail-lf1-f42.google.com ([209.85.167.42]:38113 "EHLO mail-lf1-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726160AbgC2E1B (ORCPT ); Sun, 29 Mar 2020 00:27:01 -0400 Received: by mail-lf1-f42.google.com with SMTP id c5so11148749lfp.5 for ; Sat, 28 Mar 2020 21:26:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=DKuqxQAQBeNQgytSbEVjMMvxTA8MJGsKh7TmTVm7ZJc=; b=IMLmQy0h7+NFb4TXAkQcgd5on9TbLSHa1cyg2ahHZKjC/WRq2IKlflcbs3dcRxp+zS 60UnnDISwHmvPiq87KC1rTcw/rf5tkr7aMNLqB1AHPPmd3zlbggc+ntKn7x9+fYXtQgX moHi1zsj/w4aqUsBGOYeOLDVLiO/bv9ccMsR+Y8hpbzAYnThZXjnZhOf4Bc5f1VNGKbT wg48wn3HjXZ9AZdPANGQN64mmv4pE3hAgLlFByuFZUXUidiMcdUnop/ZpF9+xXG0jeLP 5VEK0Y0sW7azSdRpzGGu+I5rPT8ruFv5iznzZCVXVByXR06R2uKeWu+PIhGGs5eh8DZr 8ORA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=DKuqxQAQBeNQgytSbEVjMMvxTA8MJGsKh7TmTVm7ZJc=; b=gqNi7yg4mQHx9vOZKrQX/kmk5fdx/fYcHWvMnaXw6Hj/nFYYLAf00b2NCfibxbFWRQ DPEBwDp30VfTQCGoMQkqe5kmSS6dPq462//uVqFujaI38bisnO8uZl2JnHANx0t9GpDb /CraYwOMbEf4ZPde5W45cbcqXUIagrZeE5HTZXXDVtoMNfIl/WifAePa8Z0t4y2C0fKQ bBLIUTAnQWv/NfELI9rTDvWiUSL70kWsos2GU0PnCG0Oh4pFlR2R3QVCM9HLQoKw5M1H PLWZcoQnjKtNKfRKPO+8f4lB1nE3cetFWEkfs8a9iq4EDzF6kJaOeNyrrHfsUPMvx4eE G/kA== X-Gm-Message-State: AGi0PuYUsiI153Hda5paUeDE7E6A90ABbhoIQ3cLGKeLTTir5tiQAiyn j25np32ot3Wq7u2TBVX+cLvSZoAJCaAFQVQounw= X-Google-Smtp-Source: APiQypIGauvW1Q31v5Y/4O3X0ow7r2dOeJqgNLLWJlBdJ44AGF74HGkgEB4uww9f74C9kIuLFnzdNny5o9M5vHHloZ8= X-Received: by 2002:ac2:48b3:: with SMTP id u19mr4229181lfg.84.1585456018710; Sat, 28 Mar 2020 21:26:58 -0700 (PDT) MIME-Version: 1.0 References: <1585140388-61802-1-git-send-email-aubrey.li@intel.com> <20200328132325.GC11705@shao2-debian> In-Reply-To: <20200328132325.GC11705@shao2-debian> From: Aubrey Li Date: Sun, 29 Mar 2020 12:26:41 +0800 Message-ID: Subject: Re: [sched/fair] 59901cb452: netperf.Throughput_Mbps -27.3% regression To: kernel test robot Cc: Aubrey Li , Vincent Guittot , Ingo Molnar , Peter Zijlstra , Juri Lelli , dietmar.eggemann@arm.com, Steven Rostedt , bsegall@google.com, mgorman@suse.de, Linux List Kernel Mailing , Tim Chen , Vineeth Remanan Pillai , Joel Fernandes , Aubrey Li , lkp@lists.01.org Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Mar 28, 2020 at 9:24 PM kernel test robot wrote: > > Greeting, > > FYI, we noticed a -27.3% regression of netperf.Throughput_Mbps due to commit: > > > commit: 59901cb4520c44bfce81f523bc61e7284a931ad1 ("[PATCH] sched/fair: Don't pull task if local group is more loaded than busiest group") Thanks for the report, Robot, ;-) This patch is abandoned, and replaced by another one: - [PATCH] sched/fair: Fix negative imbalance in imbalance calculation Thanks, -Aubrey