Date: Mon, 4 Jan 2010 08:47:01 +0900
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: LKML <linux-kernel@vger.kernel.org>, linux-mm <linux-mm@kvack.org>,
       Andrew Morton <akpm@linux-foundation.org>,
       Balbir Singh <balbir@linux.vnet.ibm.com>, Mel Gorman <mel@csn.ul.ie>
Subject: Re: [PATCH 3/4] vmstat: add anon_scan_ratio field to zoneinfo
Message-Id: <20100104084701.6e8d7f12.kamezawa.hiroyu@jp.fujitsu.com>
In-Reply-To: <20091228164816.A68D.A69D9226@jp.fujitsu.com>
References: <20091228164451.A687.A69D9226@jp.fujitsu.com>
	<20091228164816.A68D.A69D9226@jp.fujitsu.com>
Organization: FUJITSU Co. LTD.
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On Mon, 28 Dec 2009 16:48:51 +0900 (JST)
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> wrote:

> Vmscan folks was asked "why does my system makes so much swap-out?"
> in lkml at several times.
> At that time, I made the debug patch to show recent_anon_{scanned/rorated}
> parameter at least three times.
> 
> Thus, its parameter should be showed on /proc/zoneinfo. It help
> vmscan folks debugging.
> 
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>

Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>

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