linux-kernel - Re: [RFC][PATCH 0/4] sched,numa: pinned task accounting

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Date:	Mon, 18 May 2015 12:08:18 +0300
From:	Artem Bityutskiy <dedekind1@...il.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	mingo@...nel.org, riel@...hat.com, linux-kernel@...r.kernel.org,
	mgorman@...e.de, rostedt@...dmis.org, juri.lelli@....com
Subject: Re: [RFC][PATCH 0/4] sched,numa: pinned task accounting

On Fri, 2015-05-15 at 17:43 +0200, Peter Zijlstra wrote:
> Hi,
> 
> Here's a first few patches that provide pinned task accounting; they are boot
> tested only so far.
> 
> I don't think this is enough to address Artem's regression, but its a
> foundation to add some more smarts. In particular we should make it harder
> still to migrate well placed tasks away due to these pinned tasks.

Hi,

the most useful thing I can do is to test your patches, which I did, and
there seem to be no difference: average server response time is still
1.4 seconds.

Artem.

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