linux-kernel - Re: [RFC PATCH 00/13] Core scheduling v5

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Message-ID: <e65d3cd4-9339-4586-7aff-07652cb1ae47@linux.intel.com>
Date:   Wed, 4 Mar 2020 09:36:07 -0800
From:   Tim Chen <tim.c.chen@...ux.intel.com>
To:     vpillai <vpillai@...italocean.com>,
        Nishanth Aravamudan <naravamudan@...italocean.com>,
        Julien Desfossez <jdesfossez@...italocean.com>,
        Peter Zijlstra <peterz@...radead.org>, mingo@...nel.org,
        tglx@...utronix.de, pjt@...gle.com, torvalds@...ux-foundation.org
Cc:     linux-kernel@...r.kernel.org, fweisbec@...il.com,
        keescook@...omium.org, kerrnel@...gle.com,
        Phil Auld <pauld@...hat.com>, Aaron Lu <aaron.lwe@...il.com>,
        Aubrey Li <aubrey.intel@...il.com>, aubrey.li@...ux.intel.com,
        Valentin Schneider <valentin.schneider@....com>,
        Mel Gorman <mgorman@...hsingularity.net>,
        Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Joel Fernandes <joelaf@...gle.com>, joel@...lfernandes.org
Subject: Re: [RFC PATCH 00/13] Core scheduling v5

On 3/4/20 8:59 AM, vpillai wrote:

> 
> ISSUES
> ------
> - Aaron(Intel) found an issue with load balancing when the tasks have

Just to set the record straight, Aaron works at Alibaba.

>   different weights(nice or cgroup shares). Task weight is not considered
>   in coresched aware load balancing and causes those higher weights task
>   to starve.

Thanks.

Tim