From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sd0109e.au.ibm.com (d23rh905.au.ibm.com [202.81.18.225]) by e23smtp05.au.ibm.com (8.13.1/8.13.1) with ESMTP id m563pSLj020135 for ; Fri, 6 Jun 2008 13:51:28 +1000 Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by sd0109e.au.ibm.com (8.13.8/8.13.8/NCO v8.7) with ESMTP id m563uDdo041656 for ; Fri, 6 Jun 2008 13:56:13 +1000 Received: from d23av04.au.ibm.com (loopback [127.0.0.1]) by d23av04.au.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id m563q1dG024688 for ; Fri, 6 Jun 2008 13:52:02 +1000 Message-ID: <4848B406.3000909@linux.vnet.ibm.com> Date: Fri, 06 Jun 2008 09:20:30 +0530 From: Balbir Singh Reply-To: balbir@linux.vnet.ibm.com MIME-Version: 1.0 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> In-Reply-To: <20080605163111.8877ecb7.kobayashi.kk@ncos.nec.co.jp> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Keika Kobayashi 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 List-ID: 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 -- Warm Regards, Balbir Singh Linux Technology Center IBM, ISTL -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org