Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261934AbVDLHNh (ORCPT ); Tue, 12 Apr 2005 03:13:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262041AbVDLHML (ORCPT ); Tue, 12 Apr 2005 03:12:11 -0400 Received: from ns.virtualhost.dk ([195.184.98.160]:39843 "EHLO virtualhost.dk") by vger.kernel.org with ESMTP id S262042AbVDLHGq (ORCPT ); Tue, 12 Apr 2005 03:06:46 -0400 Date: Tue, 12 Apr 2005 09:06:39 +0200 From: Jens Axboe To: Andrew Morton Cc: linux-kernel@vger.kernel.org, Nick Piggin Subject: Re: 2.6.12-rc2-mm3 Message-ID: <20050412070638.GA7161@suse.de> References: <20050411012532.58593bc1.akpm@osdl.org> <20050411220013.23416d5f.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050411220013.23416d5f.akpm@osdl.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 995 Lines: 23 On Mon, Apr 11 2005, Andrew Morton wrote: > - CFQ is seriously, seriously read-starved on this workload. > > CFQ3: > > procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu---- > r b swpd free buff cache si so bi bo in cs us sy id wa > 1 5 1008 25888 4204 3845820 0 0 12 50544 1119 116 0 3 49 48 > 0 5 1008 24096 4204 3847520 0 0 8 51200 1112 110 0 3 49 48 > 0 5 1008 25824 4204 3845820 0 0 8 54816 1117 120 0 4 49 48 > 0 5 1008 25440 4204 3846160 0 0 8 52880 1113 115 0 3 49 48 > 0 5 1008 25888 4208 3845748 0 0 16 51024 1121 116 0 3 49 48 Looks very bad, I'll have a look at this. -- Jens Axboe - 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/