linux-kernel - Re: [PATCH v3] sched/fair: update scale invariance of PELT

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Date:   Fri, 18 May 2018 16:16:38 +0100
From:   Dietmar Eggemann <dietmar.eggemann@....com>
To:     Peter Zijlstra <peterz@...radead.org>,
        Vincent Guittot <vincent.guittot@...aro.org>
Cc:     mingo@...nel.org, linux-kernel@...r.kernel.org,
        Morten.Rasmussen@....com, yuyang.du@...el.com, pjt@...gle.com,
        bsegall@...gle.com, "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Patrick Bellasi <patrick.bellasi@....com>
Subject: Re: [PATCH v3] sched/fair: update scale invariance of PELT

On 05/18/2018 10:36 AM, Peter Zijlstra wrote:
> 
> Replying to the latest version available; given the current interest I
> figure I'd re-read some of the old threads and look at this stuff again.
> 
> On Fri, Apr 28, 2017 at 04:23:55PM +0200, Vincent Guittot wrote:

[...]

> What happened to the proposed changes here:
> 
>    https://marc.info/?l=linux-kernel&m=149383148721909&w=2
> 
> to deal with the load scaling issues?

They are not in this v3 version. I haven't tested them back then. I 
assume that Vincent will incorporate that bit into his update.