linux-kernel - Re: [patch 3/3] memcg: never OOM when charging huge pages

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Message-Id: <20110201085106.790e5f65.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Tue, 1 Feb 2011 08:51:06 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Johannes Weiner <hannes@...xchg.org>
Cc:	akpm@...ux-foundation.org, nishimura@....nes.nec.co.jp,
	balbir@...ux.vnet.ibm.com, minchan.kim@...il.com,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [patch 3/3] memcg: never OOM when charging huge pages

On Mon, 31 Jan 2011 15:03:55 +0100
Johannes Weiner <hannes@...xchg.org> wrote:

> Huge page coverage should obviously have less priority than the
> continued execution of a process.
> 
> Never kill a process when charging it a huge page fails.  Instead,
> give up after the first failed reclaim attempt and fall back to
> regular pages.
> 
> Signed-off-by: Johannes Weiner <hannes@...xchg.org>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu,com>

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