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Re: Kernel 2.6.9 Multiple Page Allocation Failures

To: linux-xfs@xxxxxxxxxxx
Subject: Re: Kernel 2.6.9 Multiple Page Allocation Failures
From: Lukas Hejtmanek <xhejtman@xxxxxxxxxxxxxxxxx>
Date: Fri, 3 Dec 2004 13:17:52 +0100
Cc: Andrew Morton <akpm@xxxxxxxx>, zaphodb@xxxxxxxxxxx, marcelo.tosatti@xxxxxxxxxxxx, piggin@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-xfs@xxxxxxxxxxx
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On Fri, Dec 03, 2004 at 01:11:30PM +0100, Lukas Hejtmanek wrote:
> On Thu, Dec 02, 2004 at 04:18:39PM -0800, Andrew Morton wrote:
> > All I can say is "experiment with it".
> > 
> > It might be useful to renice kswapd so that userspace processes do not
> > increase its latency.
> Hmm, increasing the min free kb to 64MB and renicing kswapd to -8 seems to 
> solve the issue. However, for me it seems as not so good solution mainly 
> because
> 2.6.6-bk4 kernel is just ok without any tweeks.

Forgot one more think. Renicing kswapd resulted in xfsbufd oops at reboot.
(Regarding preeption)

Lukáš Hejtmánek

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