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From: Con Kolivas <kernel@kolivas.org>
To: Ingo Oeser <ioe-lkml@rameria.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] vm - swap prefetch v14
Date: Thu, 6 Oct 2005 23:42:06 +1000	[thread overview]
Message-ID: <200510062342.06735.kernel@kolivas.org> (raw)
In-Reply-To: <200510052002.04173.ioe-lkml@rameria.de>

On Thu, 6 Oct 2005 04:01 am, Ingo Oeser wrote:
> Hi Con,
>
> your patch still contains a serious BUG :-)
>
> On Wednesday 05 October 2005 14:57, Con Kolivas wrote:
> > -The tunable to determine the amount of data retrieved per prefetch was
> > added /proc/sys/vm/swap_prefetch
> > is used to decide how many groups of 128kb to prefetch per 1 second
> > interval and is set to 2 by default. It can be disabled by setting it to
> > 0
>
> swap_prefetch is not documented at Documentation/sysctl/vm.txt
>
> This simple text would suffice I think. Maybe comment about disabling it
> for laptop usage.

Thanks for the suggestion. I'll add the Documentation entry and you reminded 
me to do something specific with laptop mode which I have for v15 I'm about 
to announce.

Cheers,
Con

      reply	other threads:[~2005-10-06 13:39 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-10-05 12:57 [PATCH] vm - swap prefetch v14 Con Kolivas
2005-10-05 18:01 ` Ingo Oeser
2005-10-06 13:42   ` Con Kolivas [this message]

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