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Message-Id: <20090305181304.6758.A69D9226@jp.fujitsu.com>
Date: Thu, 5 Mar 2009 18:14:33 +0900 (JST)
From: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To: Lukas Hejtmanek <xhejtman@....muni.cz>
Cc: kosaki.motohiro@...fujitsu.com,
Wu Fengguang <fengguang.wu@...el.com>,
Markus <M4rkusXXL@....de>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
Zdenek Kabelac <zkabelac@...hat.com>,
"linux-mm@...ck.org" <linux-mm@...ck.org>
Subject: Re: drop_caches ...
> Hello,
>
> On Thu, Mar 05, 2009 at 08:48:50AM +0800, Wu Fengguang wrote:
> > Markus, you may want to try this patch, it will have better chance to figure
> > out the hidden file pages.
>
> just for curiosity, would it be possible to print process name which caused
> the file to be loaded into caches?
impossible.
kernel don't know which process populate page cache.
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