linux-kernel - Re: [PATCH 2/2] sched/fair: Always propagate runnable_load

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Message-ID: <20170504190430.GD7288@htj.duckdns.org>
Date:   Thu, 4 May 2017 15:04:30 -0400
From:   Tejun Heo <tj@...nel.org>
To:     Vincent Guittot <vincent.guittot@...aro.org>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Mike Galbraith <efault@....de>, Paul Turner <pjt@...gle.com>,
        Chris Mason <clm@...com>, kernel-team@...com
Subject: Re: [PATCH 2/2] sched/fair: Always propagate runnable_load_avg

Hello, Vincent.

On Thu, May 04, 2017 at 09:02:39PM +0200, Vincent Guittot wrote:
> In the trace i have uploaded, you will see that regressions happen
> whereas there is no other runnable threads around so it's not a matter
> of background activities that disturbs schbench

Understood, yeah, I'm almost done with the patches to propagate
runnable w/o disturbing load_avg.  Will post them soon.

Thanks.

-- 
tejun