linux-kernel - Re: [PATCH 2/5] add buffer cache information to show_free

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Message-Id: <20090710083741.17C1.A69D9226@jp.fujitsu.com>
Date:	Fri, 10 Jul 2009 08:39:06 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Christoph Lameter <cl@...ux-foundation.org>
Cc:	kosaki.motohiro@...fujitsu.com,
	LKML <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Wu Fengguang <fengguang.wu@...el.com>,
	David Rientjes <rientjes@...gle.com>,
	Rik van Riel <riel@...hat.com>,
	Hugh Dickins <hugh.dickins@...cali.co.uk>
Subject: Re: [PATCH 2/5] add buffer cache information to show_free_areas()

> On Thu, 9 Jul 2009, KOSAKI Motohiro wrote:
> 
> > Subject: [PATCH] add buffer cache information to show_free_areas()
> >
> > When administrator analysis memory shortage reason from OOM log, They
> > often need to know rest number of cache like pages.
> 
> Maybe:
> 
> "
> It is often useful to know the statistics for all pages that are handled
> like page cache pages when looking at OOM log output.
> 
> Therefore show_free_areas() should also display buffer cache statistics.
> "

Thanks good description. Will fix.



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