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From: FD Cami <francois.cami@free.fr>
To: "Kevin Burton" <burtonator@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Ability to limit or disable page caching?
Date: Mon, 5 May 2008 21:28:31 +0200	[thread overview]
Message-ID: <20080505212831.22371732@olorin> (raw)
In-Reply-To: <30c6373b0805051134m634efbbdn45167c1eae29df4a@mail.gmail.com>

On Mon, 5 May 2008 11:34:24 -0700
"Kevin Burton" <burtonator@gmail.com> wrote:

> >> In the mean time is it possible to disable the page cache or limit it
> >> to say 10% of system memory?
> >
> > You might want to look at /proc/sys/vm/ for tunables.
> > /proc/sys/vm/vfs_cache_pressure and /proc/sys/vm/swappiness are probably
> > what you are looking for.
> 
> I haven't played with vfs_cache_pressure so I'll take a look at this.
> 
> Unfortunately, swappiness doesn't work as intended.

Could you explain the original problem ? That way we might help you better.

Best,

Francois

  reply	other threads:[~2008-05-05 19:34 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-05-05  7:12 Ability to limit or disable page caching? Kevin Burton
2008-05-05 11:16 ` FD Cami
2008-05-05 18:34   ` Kevin Burton
2008-05-05 19:28     ` FD Cami [this message]
2008-05-05 19:42       ` Kevin Burton
2008-05-05 20:10         ` Andi Kleen
2008-05-05 20:28           ` Kevin Burton
2008-05-05 20:31             ` Kevin Burton
2008-05-05 20:40               ` Kevin Burton
2008-05-06  0:23                 ` Andi Kleen
2008-05-06  0:30                   ` Kevin Burton
2008-05-05 21:24           ` Bernd Eckenfels
2008-05-05 20:44         ` Rik van Riel
2008-05-05 21:00           ` Kevin Burton
2008-05-05 22:08             ` Rik van Riel
2008-05-05 22:15               ` Kevin Burton
2008-05-08  2:08             ` split LRU kernel RPM Rik van Riel
2008-05-05 21:03           ` Ability to limit or disable page caching? Chris Friesen
2008-05-05 21:32             ` Kevin Burton
2008-05-05 22:06               ` Rik van Riel
2008-05-06 11:02       ` Tomasz Kłoczko
2008-05-05 19:33     ` Kevin Burton

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