linux-kernel - Re: [sched/fair] 59901cb452: netperf.Throughput

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Message-ID: <CAERHkrukPEO_sCiOS_YWnVPvFrHUbL10oov6hd_UVZ9PdvchkQ@mail.gmail.com>
Date:   Sun, 29 Mar 2020 12:26:41 +0800
From:   Aubrey Li <aubrey.intel@...il.com>
To:     kernel test robot <rong.a.chen@...el.com>
Cc:     Aubrey Li <aubrey.li@...el.com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Juri Lelli <juri.lelli@...hat.com>, dietmar.eggemann@....com,
        Steven Rostedt <rostedt@...dmis.org>, bsegall@...gle.com,
        mgorman@...e.de,
        Linux List Kernel Mailing <linux-kernel@...r.kernel.org>,
        Tim Chen <tim.c.chen@...ux.intel.com>,
        Vineeth Remanan Pillai <vpillai@...italocean.com>,
        Joel Fernandes <joel@...lfernandes.org>,
        Aubrey Li <aubrey.li@...ux.intel.com>, lkp@...ts.01.org
Subject: Re: [sched/fair] 59901cb452: netperf.Throughput_Mbps -27.3% regression

On Sat, Mar 28, 2020 at 9:24 PM kernel test robot <rong.a.chen@...el.com> 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