linux-kernel - Re: [PATCH 0/7] OMFS filesystem version 3

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Message-Id: <E1Jm4Ng-0000su-2j@be1.7eggert.dyndns.org>
Date:	Wed, 16 Apr 2008 11:56:43 +0200
From:	Bodo Eggert <7eggert@....de>
To:	Anton Altaparmakov <aia21@....ac.uk>,
	Szabolcs Szakacsits <szaka@...s-3g.org>,
	Miklos Szeredi <miklos@...redi.hu>, dwmw2@...radead.org,
	hch@...radead.org, me@...copeland.com,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 0/7] OMFS filesystem version 3

Anton Altaparmakov <aia21@....ac.uk> wrote:
> On 14 Apr 2008, at 13:46, Szabolcs Szakacsits wrote:
>> On Mon, 14 Apr 2008 Anton Altaparmakov wrote:

>>> (and under no-one I include the OOM killer for example!)
>>
>> The OOM killer can be configured and if the fs still uses too much
>> memory
>> then probably it's better to be killed/restarted with journaling
>> support.
>> The important here would be the kernel finally fixing the non-sync
>> behavior
>> when it clams to do so (see recent kernel threads).
> 
> You don't get the point.  Any process in the system can be using too
> much memory and trigger the OOM killer even when the FS is behaving
> just fine...

Just set /proc/$pid/oom_adj to -17.

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