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Subject: Re: 2.4 kernel series and the oom_killer and
	/proc/sys/vm/overcommit_memory
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Marc-Christian Petersen <m.c.p@gmx.net>
Cc: linux-kernel@vger.kernel.org
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Date: 22 Aug 2002 18:32:53 +0100
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On Thu, 2002-08-22 at 16:19, Marc-Christian Petersen wrote:
> If I understand it correct, /proc/sys/vm/overcommit_memory controls if there 
> is "1" always enough memory and if "0" every program call checks if there is 
> enough memory.

No

0 is a heuristic overcommit
1 is "anything goes"

and with a -ac kernel

2 is a proper overcommit manager
3 is a totally paranoid one that will require everything in ram can be
dumped to swap or paged back from backing store

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