Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752767AbZL3MyX (ORCPT ); Wed, 30 Dec 2009 07:54:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752755AbZL3MyW (ORCPT ); Wed, 30 Dec 2009 07:54:22 -0500 Received: from fgwmail6.fujitsu.co.jp ([192.51.44.36]:48490 "EHLO fgwmail6.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751988AbZL3MyW (ORCPT ); Wed, 30 Dec 2009 07:54:22 -0500 Date: Wed, 30 Dec 2009 21:53:41 +0900 (JST) X-SecurityPolicyCheck-FJ: OK by FujitsuOutboundMailChecker v1.3.1 From: KOSAKI Motohiro To: balbir@linux.vnet.ibm.com Subject: Re: [PATCH 4/4] memcg: add anon_scan_ratio to memory.stat file Cc: kosaki.motohiro@jp.fujitsu.com, LKML , linux-mm , Andrew Morton , Mel Gorman , KAMEZAWA Hiroyuki In-Reply-To: <20091229140957.GR3601@balbir.in.ibm.com> References: <20091228164857.A690.A69D9226@jp.fujitsu.com> <20091229140957.GR3601@balbir.in.ibm.com> Message-Id: <20091230215052.1A13.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] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 922 Lines: 26 > * KOSAKI Motohiro [2009-12-28 16:49:27]: > > > anon_scan_ratio feature doesn't only useful for global VM pressure > > analysis, but it also useful for memcg memroy pressure analysis. > > > > Then, this patch add anon_scan_ratio field to memory.stat file too. > > > > Instead, following debug statistics was removed. It isn't so user and/or > > developer friendly. > > > > - recent_rotated_anon > > - recent_rotated_file > > - recent_scanned_anon > > - recent_scanned_file > > I've been using these to look at statistics - specifically reclaim > data on my developer kernels. ok, I'll drop removing part. just add anon_scan_ratio. -- 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/