From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753748AbZESC5t (ORCPT ); Mon, 18 May 2009 22:57:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752557AbZESC5m (ORCPT ); Mon, 18 May 2009 22:57:42 -0400 Received: from fgwmail7.fujitsu.co.jp ([192.51.44.37]:35540 "EHLO fgwmail7.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752508AbZESC5m (ORCPT ); Mon, 18 May 2009 22:57:42 -0400 From: KOSAKI Motohiro To: KOSAKI Motohiro Subject: Re: [PATCH 4/4] zone_reclaim_mode is always 0 by default Cc: kosaki.motohiro@jp.fujitsu.com, Wu Fengguang , LKML , linux-mm , Andrew Morton , Rik van Riel , Christoph Lameter , "Zhang, Yanmin" In-Reply-To: <20090519102634.4EB4.A69D9226@jp.fujitsu.com> References: <20090518034907.GF5869@localhost> <20090519102634.4EB4.A69D9226@jp.fujitsu.com> Message-Id: <20090519115645.4EB7.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.50.07 [ja] Date: Tue, 19 May 2009 11:57:38 +0900 (JST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org nit fix. > In general, the feature of workload depended don't fit default option. > we can't know end-user run what workload anyway. > > Fortunately (or Unfortunately), typical workload and machine size had typical workload and machine size and remote node distance > significant mutuality. > Thus, the current default setting calculation had worked well in past days. > > Now, it was breaked. What should we do? > > > > Yanmin, We know 99% linux people use intel cpu and you are one of > most hard repeated testing guy in lkml and you have much test. > May I ask your tested machine and benchmark? > > if zone_reclaim=0 tendency workload is much than zone_reclaim=1 tendency workload, > we can drop our afraid and we would prioritize your opinion, of cource. > > thanks. > >