Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754758AbYFGEkb (ORCPT ); Sat, 7 Jun 2008 00:40:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751309AbYFGEkW (ORCPT ); Sat, 7 Jun 2008 00:40:22 -0400 Received: from fgwmail7.fujitsu.co.jp ([192.51.44.37]:32921 "EHLO fgwmail7.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751008AbYFGEkV (ORCPT ); Sat, 7 Jun 2008 00:40:21 -0400 Date: Sat, 07 Jun 2008 13:40:29 +0900 From: KOSAKI Motohiro To: Keika Kobayashi Subject: Re: [PATCH 1/3 v2] per-task-delay-accounting: add memory reclaim delay Cc: kosaki.motohiro@jp.fujitsu.com, 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, kamezawa.hiroyu@jp.fujitsu.com In-Reply-To: <20080605163111.8877ecb7.kobayashi.kk@ncos.nec.co.jp> References: <20080605162759.a6adf291.kobayashi.kk@ncos.nec.co.jp> <20080605163111.8877ecb7.kobayashi.kk@ncos.nec.co.jp> Message-Id: <20080607133921.9C3D.KOSAKI.MOTOHIRO@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.42 [ja] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 669 Lines: 19 > 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: KOSAKI Motohiro -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/