linux-kernel - Re: Cooling the cache

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Date:	Tue, 31 Oct 2006 21:39:28 +0100
From:	Olivier Galibert <galibert@...ox.com>
To:	Jörn Engel <joern@...nheim.fh-wedel.de>
Cc:	"Hack inc." <linux-kernel@...r.kernel.org>
Subject: Re: Cooling the cache

On Tue, Oct 31, 2006 at 06:23:10PM +0100, Jörn Engel wrote:
> On Tue, 31 October 2006 18:12:04 +0100, Olivier Galibert wrote:
> > 
> > In order to measure reliably some worst-case latencies, is there a way
> > to have the system (cleanly) drop as much as possible of its
> > page/directory cache?  Being able to specify which device would be a
> > plus ;-)
> 
> grep -A5 drop_caches Documentation/filesystems/proc.txt

Excellent, thanks.

  OG.
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