Message-ID: <4848B406.3000909@linux.vnet.ibm.com>
Date: Fri, 06 Jun 2008 09:20:30 +0530
From: Balbir Singh <balbir@linux.vnet.ibm.com>
Reply-To: balbir@linux.vnet.ibm.com
Organization: IBM
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To: Keika Kobayashi <kobayashi.kk@ncos.nec.co.jp>
CC: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
       akpm@linux-foundation.org, nagar@watson.ibm.com, balbir@in.ibm.com,
       sekharan@us.ibm.com, kosaki.motohiro@jp.fujitsu.com,
       kamezawa.hiroyu@jp.fujitsu.com
Subject: Re: [PATCH 1/3 v2] per-task-delay-accounting: add memory reclaim
 delay
References: <20080605162759.a6adf291.kobayashi.kk@ncos.nec.co.jp> <20080605163111.8877ecb7.kobayashi.kk@ncos.nec.co.jp>
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Keika Kobayashi wrote:
> Sometimes, application responses become bad under heavy memory load.
> Applications take a bit time to reclaim memory.
> The statistics, how long memory reclaim takes, will be useful to
> measure memory usage.
> 
> This patch adds accounting memory reclaim to per-task-delay-accounting
> for accounting the time of do_try_to_free_pages().
> 

Looks good to me

Acked-by: Balbir Singh <balbir@linux.vnet.ibm.com>

-- 
	Warm Regards,
	Balbir Singh
	Linux Technology Center
	IBM, ISTL
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