linux-kernel - Re: [PATCH v3 04/10] sched/fair: rework load

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Message-ID: <df9fc32955789e7fcd01623433faba8d2f446b6e.camel@surriel.com>
Date:   Sun, 29 Sep 2019 21:12:52 -0400
From:   Rik van Riel <riel@...riel.com>
To:     Vincent Guittot <vincent.guittot@...aro.org>,
        linux-kernel@...r.kernel.org, mingo@...hat.com,
        peterz@...radead.org
Cc:     pauld@...hat.com, valentin.schneider@....com,
        srikar@...ux.vnet.ibm.com, quentin.perret@....com,
        dietmar.eggemann@....com, Morten.Rasmussen@....com,
        hdanton@...a.com
Subject: Re: [PATCH v3 04/10] sched/fair: rework load_balance

On Thu, 2019-09-19 at 09:33 +0200, Vincent Guittot wrote:
> 
> Also the load balance decisions have been consolidated in the 3
> functions
> below after removing the few bypasses and hacks of the current code:
> - update_sd_pick_busiest() select the busiest sched_group.
> - find_busiest_group() checks if there is an imbalance between local
> and
>   busiest group.
> - calculate_imbalance() decides what have to be moved.

I really like the direction this series is going.

However, I suppose I should run these patches for
a few days with some of our test workloads before
I send out an ack for this patch :)

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