From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Marc-Christian Petersen <m.c.p@gmx.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.4 kernel series and the oom_killer and /proc/sys/vm/overcommit_memory
Date: 22 Aug 2002 18:32:53 +0100 [thread overview]
Message-ID: <1030037573.3090.3.camel@irongate.swansea.linux.org.uk> (raw)
In-Reply-To: <200208221719.50568.m.c.p@gmx.net>
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
next prev parent reply other threads:[~2002-08-22 17:27 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-22 15:19 Marc-Christian Petersen
2002-08-22 17:22 ` Robert Love
2002-08-22 17:32 ` Alan Cox [this message]
2002-08-24 2:07 ` Daniel Phillips
2002-08-24 3:46 ` Rik van Riel
2002-08-24 13:42 ` Daniel Phillips
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