Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751903AbZL2OKy (ORCPT ); Tue, 29 Dec 2009 09:10:54 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751494AbZL2OKy (ORCPT ); Tue, 29 Dec 2009 09:10:54 -0500 Received: from e23smtp05.au.ibm.com ([202.81.31.147]:39204 "EHLO e23smtp05.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751235AbZL2OKx (ORCPT ); Tue, 29 Dec 2009 09:10:53 -0500 Date: Tue, 29 Dec 2009 19:39:57 +0530 From: Balbir Singh To: KOSAKI Motohiro Cc: LKML , linux-mm , Andrew Morton , Mel Gorman , KAMEZAWA Hiroyuki Subject: Re: [PATCH 4/4] memcg: add anon_scan_ratio to memory.stat file Message-ID: <20091229140957.GR3601@balbir.in.ibm.com> Reply-To: balbir@linux.vnet.ibm.com References: <20091228164451.A687.A69D9226@jp.fujitsu.com> <20091228164857.A690.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline In-Reply-To: <20091228164857.A690.A69D9226@jp.fujitsu.com> User-Agent: Mutt/1.5.20 (2009-08-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 846 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. -- Balbir -- 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/