linux-kernel - Re: [lkp-robot] [sched/fair] 6d46bd3d97: netperf.Throughput

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Message-ID: <CAJWu+orbYLs514mfgZuYNMZ=CDUaYBBr2byAJLvAL=YB5fcVMQ@mail.gmail.com>
Date:   Sun, 10 Sep 2017 09:53:14 -0700
From:   Joel Fernandes <joelaf@...gle.com>
To:     kernel test robot <xiaolong.ye@...el.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Josef Bacik <jbacik@...com>, Juri Lelli <Juri.Lelli@....com>,
        Brendan Jackman <brendan.jackman@....com>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        Matt Fleming <matt@...eblueprint.co.uk>,
        Rik van Riel <riel@...hat.com>,
        Ingo Molnar <mingo@...hat.com>, lkp@...org
Subject: Re: [lkp-robot] [sched/fair] 6d46bd3d97: netperf.Throughput_tps
 -11.3% regression

Hi,

On Sun, Sep 10, 2017 at 6:40 AM, kernel test robot
<xiaolong.ye@...el.com> wrote:
>
> Greeting,
>
> FYI, we noticed a -11.3% regression of netperf.Throughput_tps due to commit:
>
>
> commit: 6d46bd3d9705555382b83554b56a34f231d5d1dd ("sched/fair: Improve the behavior of sync flag")
> url: https://github.com/0day-ci/linux/commits/Joel-Fernandes/sched-fair-Improve-the-behavior-of-sync-flag/20170829-191129
>

Glad to see the bot tested this RFC/RFT patch. Anyone know what in the
netperf test triggers use of the sync flag?

thanks,

-Joel


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