From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761361AbXGZGH2 (ORCPT ); Thu, 26 Jul 2007 02:07:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755475AbXGZGHS (ORCPT ); Thu, 26 Jul 2007 02:07:18 -0400 Received: from smtp2.linux-foundation.org ([207.189.120.14]:48115 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754569AbXGZGHP (ORCPT ); Thu, 26 Jul 2007 02:07:15 -0400 Date: Wed, 25 Jul 2007 23:06:09 -0700 From: Andrew Morton To: Nick Piggin Cc: Ray Lee , Eric St-Laurent , Rene Herman , Jesper Juhl , ck list , Ingo Molnar , Paul Jackson , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: -mm merge plans for 2.6.23 Message-Id: <20070725230609.d2d1be59.akpm@linux-foundation.org> In-Reply-To: <46A836E1.1000404@yahoo.com.au> References: <20070710013152.ef2cd200.akpm@linux-foundation.org> <9a8748490707231608h453eefffx68b9c391897aba70@mail.gmail.com> <46A57068.3070701@yahoo.com.au> <2c0942db0707232153j3670ef31kae3907dff1a24cb7@mail.gmail.com> <46A58B49.3050508@yahoo.com.au> <2c0942db0707240915h56e007e3l9110e24a065f2e73@mail.gmail.com> <46A6CC56.6040307@yahoo.com.au> <46A6D7D2.4050708@gmail.com> <1185341449.7105.53.camel@perkele> <46A6E1A1.4010508@yahoo.com.au> <2c0942db0707250909r435fef75sa5cbf8b1c766000b@mail.gmail.com> <20070725215717.df1d2eea.akpm@linux-foundation.org> <46A836E1.1000404@yahoo.com.au> X-Mailer: Sylpheed 2.4.1 (GTK+ 2.8.17; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 26 Jul 2007 15:53:37 +1000 Nick Piggin wrote: > Not that I want to say anything about swap prefetch getting merged: my > inbox is already full of enough "helpful suggestions" about that, give them the kernel interfaces, they can do it themselves ;) > so I'll > just be happy to have a look at little things like updatedb. Yes, that is a little thing. I mean, even if the kernel's behaviour during an updatedb run was "perfect" (ie: does what we the designers curently intend it to do (whatever that is)) then the core problem isn't solved: short-term workload evicts your working set and you have to synchronously reestablish it. From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 25 Jul 2007 23:06:09 -0700 From: Andrew Morton Subject: Re: -mm merge plans for 2.6.23 Message-Id: <20070725230609.d2d1be59.akpm@linux-foundation.org> In-Reply-To: <46A836E1.1000404@yahoo.com.au> References: <20070710013152.ef2cd200.akpm@linux-foundation.org> <9a8748490707231608h453eefffx68b9c391897aba70@mail.gmail.com> <46A57068.3070701@yahoo.com.au> <2c0942db0707232153j3670ef31kae3907dff1a24cb7@mail.gmail.com> <46A58B49.3050508@yahoo.com.au> <2c0942db0707240915h56e007e3l9110e24a065f2e73@mail.gmail.com> <46A6CC56.6040307@yahoo.com.au> <46A6D7D2.4050708@gmail.com> <1185341449.7105.53.camel@perkele> <46A6E1A1.4010508@yahoo.com.au> <2c0942db0707250909r435fef75sa5cbf8b1c766000b@mail.gmail.com> <20070725215717.df1d2eea.akpm@linux-foundation.org> <46A836E1.1000404@yahoo.com.au> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Nick Piggin Cc: Ray Lee , Eric St-Laurent , Rene Herman , Jesper Juhl , ck list , Ingo Molnar , Paul Jackson , linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: On Thu, 26 Jul 2007 15:53:37 +1000 Nick Piggin wrote: > Not that I want to say anything about swap prefetch getting merged: my > inbox is already full of enough "helpful suggestions" about that, give them the kernel interfaces, they can do it themselves ;) > so I'll > just be happy to have a look at little things like updatedb. Yes, that is a little thing. I mean, even if the kernel's behaviour during an updatedb run was "perfect" (ie: does what we the designers curently intend it to do (whatever that is)) then the core problem isn't solved: short-term workload evicts your working set and you have to synchronously reestablish it. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org