From: Rob Landley <rob@landley.net>
To: Jeff Dike <jdike@addtoit.com>
Cc: user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [uml-devel] Fwd: Re: [PATCH 0/4] linux-2.6-block: deactivating pagecache for benchmarks
Date: Mon, 5 Dec 2005 14:18:55 -0600 [thread overview]
Message-ID: <200512051418.55328.rob@landley.net> (raw)
In-Reply-To: <20051205192114.GB6819@ccure.user-mode-linux.org>
On Monday 05 December 2005 13:21, Jeff Dike wrote:
> On Sun, Dec 04, 2005 at 06:03:48PM -0800, Rob Landley wrote:
> > Hey Jeff, you wanted the ability to shrink all the caches and free
> > up memory for the hotpluggy thing?
>
> Close, but what I really want is to free up a specified amount of page
> cache. So, if I want to remove 16M from a UML, and get_free_pages can
> only give me 10 before returning NULL, then I want to say "drop 6M of
> cache, and make it the oldest 6M".
>
> Conceptually, I want to put memory pressure on the thing until it
> drops enough cache to free the memory I want.
Reply to the original on linux-kernel then (or cc: Andrew). I just thought
you might be interested.
Rob
--
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I do not think it means what you think it means.
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prev parent reply other threads:[~2005-12-05 20:19 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-01 13:17 [PATCH 0/4] linux-2.6-block: deactivating pagecache for benchmarks Dirk Henning Gerdes
2005-12-01 13:29 ` Arjan van de Ven
2005-12-01 13:43 ` Dirk Henning Gerdes
2005-12-01 14:36 ` Jens Axboe
2005-12-02 1:25 ` Andrew Morton
2005-12-02 1:34 ` Jeff Garzik
2005-12-02 19:19 ` Badari Pulavarty
2005-12-02 19:17 ` Badari Pulavarty
2005-12-02 21:24 ` Badari Pulavarty
2005-12-02 21:44 ` Andrew Morton
2005-12-02 22:33 ` Badari Pulavarty
2005-12-05 2:13 ` Rob Landley
2005-12-05 16:20 ` Lee Revell
2005-12-05 17:28 ` Rob Landley
2005-12-05 16:54 ` Badari Pulavarty
2005-12-05 2:03 ` [uml-devel] Fwd: " Rob Landley
2005-12-05 19:21 ` Jeff Dike
2005-12-05 20:18 ` Rob Landley [this message]
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