linux-kernel - Re: [PATCH 0/10 v2] sched/fair: Fix statistics with delayed dequeue

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Message-ID: <e824a692ab22423a07ca2ab91713c8340d949c99.camel@gmx.de>
Date: Mon, 02 Dec 2024 19:34:51 +0100
From: Mike Galbraith <efault@....de>
To: Vincent Guittot <vincent.guittot@...aro.org>
Cc: mingo@...hat.com, peterz@...radead.org, juri.lelli@...hat.com, 
 dietmar.eggemann@....com, rostedt@...dmis.org, bsegall@...gle.com,
 mgorman@...e.de,  vschneid@...hat.com, linux-kernel@...r.kernel.org,
 kprateek.nayak@....com,  pauld@...hat.com, luis.machado@....com
Subject: Re: [PATCH 0/10 v2] sched/fair: Fix statistics with delayed dequeue

On Mon, 2024-12-02 at 10:17 +0100, Vincent Guittot wrote:
> On Sun, 1 Dec 2024 at 14:30, Mike Galbraith <efault@....de> wrote:
> >
> > I took the series for a spin in tip v6.12-10334-gb1b238fba309, but
> > runnable seems to have an off-by-one issue, causing it to wander ever
> > further south.
> >
> > patches 1-3 applied.
> >   .h_nr_runnable                 : -3046
> >   .runnable_avg                  : 450189777126
>
> Yeah, I messed up something around finish_delayed_dequeue_entity().
> I'm' going to prepare a v3

v3 is all better with my light config.  I'll plug it into an rt tree
with an enterprise config and give it some exercise.

	-Mike