Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932071AbWCWNXe (ORCPT ); Thu, 23 Mar 2006 08:23:34 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932083AbWCWNXe (ORCPT ); Thu, 23 Mar 2006 08:23:34 -0500 Received: from dvhart.com ([64.146.134.43]:47292 "EHLO dvhart.com") by vger.kernel.org with ESMTP id S932071AbWCWNXd (ORCPT ); Thu, 23 Mar 2006 08:23:33 -0500 Message-ID: <4422A155.8070207@mbligh.org> Date: Thu, 23 Mar 2006 05:23:33 -0800 From: "Martin J. Bligh" User-Agent: Mozilla Thunderbird 1.0.7 (X11/20051013) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Nick Piggin Cc: linux-kernel@vger.kernel.org Subject: Re: [ck] swap prefetching merge plans References: <20060322205305.0604f49b.akpm@osdl.org> <200603231804.36334.kernel@kolivas.org> <200603230901.57052.jos@mijnkamer.nl> <44225AB4.4080503@yahoo.com.au> In-Reply-To: <44225AB4.4080503@yahoo.com.au> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 604 Lines: 17 > Firstly, swap prefetch actually doesn't handle the midnight updatedb pageout > problem nicely. It doesn't do any prefetching when the pagecache/vfs > cache fills memory (which is what would have to happen for updatedb > to push stuff into swap). So is use once just horribly broken, or is updatedb reading everything multiple times for some reason? M. - 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/