linux-kernel - Re: [RFC/RFT PATCH v3] sched: automated per tty task groups

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Message-ID: <1289935527.2109.655.camel@laptop>
Date:	Tue, 16 Nov 2010 20:25:27 +0100
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Vivek Goyal <vgoyal@...hat.com>
Cc:	david@...g.hm, Paul Menage <menage@...gle.com>,
	Lennart Poettering <mzxreary@...inter.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Dhaval Giani <dhaval.giani@...il.com>,
	Mike Galbraith <efault@....de>,
	Oleg Nesterov <oleg@...hat.com>,
	Markus Trippelsdorf <markus@...ppelsdorf.de>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	Ingo Molnar <mingo@...e.hu>,
	LKML <linux-kernel@...r.kernel.org>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>
Subject: Re: [RFC/RFT PATCH v3] sched: automated per tty task groups

On Tue, 2010-11-16 at 14:22 -0500, Vivek Goyal wrote:
> In this thread there are already mentions of extending it to block
> controller also which now supports the upper limit.
> 
> Secondly I am assuming at some point of time, cpu controller will also
> support throttling (including SCHED_OTHER class). 

Possibly, but in both cases its voluntary -- that is, unless explicitly
configured a cgroup can use as much as possible. These auto groups will
use that.

If you want more control, create your own cgroup so you can poke at the
parameters at will.


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