linux-kernel - Re: [RFC] [PATCH] Cgroup based OOM killer controller

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Message-ID: <d6200be20901212139u3683c829x4db1840a28986a6f@mail.gmail.com>
Date:	Wed, 21 Jan 2009 21:39:45 -0800
From:	Arve Hjønnevåg <arve@...roid.com>
To:	Nikanth Karthikesan <knikanth@...e.de>
Cc:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Evgeniy Polyakov <zbr@...emap.net>,
	Chris Snook <csnook@...hat.com>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Paul Menage <menage@...gle.com>,
	containers@...ts.linux-foundation.org
Subject: Re: [RFC] [PATCH] Cgroup based OOM killer controller

On Wed, Jan 21, 2009 at 9:13 PM, Nikanth Karthikesan <knikanth@...e.de> wrote:
> To use oom_adj effectively one should continuously monitor oom_score of all
> the processes, which is a complex moving target and keep on adjusting the
> oom_adj of many tasks which still cannot guarantee the order. This controller
> is deterministic and hence easier to use.
>

Why not add an option to make oom_adj ensure strict ordering instead?

-- 
Arve Hjønnevåg
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