linux-kernel - Re: [RFD] cgroup: about multiple hierarchies

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Message-ID: <1330465434.11248.98.camel@twins>
Date:	Tue, 28 Feb 2012 22:43:54 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Vivek Goyal <vgoyal@...hat.com>
Cc:	Tejun Heo <tj@...nel.org>, Li Zefan <lizf@...fujitsu.com>,
	containers@...ts.linux-foundation.org, cgroups@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Kay Sievers <kay.sievers@...y.org>,
	Lennart Poettering <lennart@...ttering.net>,
	Frederic Weisbecker <fweisbec@...il.com>,
	linux-kernel@...r.kernel.org, Christoph Hellwig <hch@...radead.org>
Subject: Re: [RFD] cgroup: about multiple hierarchies

On Tue, 2012-02-28 at 16:35 -0500, Vivek Goyal wrote:
> For
> cpu controller, it is priority at the group level no fixed minimum/maximum
> % shares. And that's a limitation of treating task and group at same level.

Depends on what you mean by min/max %, you can do it on the group level
by using bandwidth caps (for max) or inverted (max on everybody else,
for min).


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