Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756494AbZCYAF2 (ORCPT ); Tue, 24 Mar 2009 20:05:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754159AbZCYAFN (ORCPT ); Tue, 24 Mar 2009 20:05:13 -0400 Received: from casper.infradead.org ([85.118.1.10]:45310 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753942AbZCYAFL (ORCPT ); Tue, 24 Mar 2009 20:05:11 -0400 Date: Tue, 24 Mar 2009 17:05:59 -0700 From: Arjan van de Ven To: Jesse Barnes Cc: Theodore Tso , Ingo Molnar , Alan Cox , Andrew Morton , Peter Zijlstra , Nick Piggin , Jens Axboe , David Rees , Jesper Krogh , Linus Torvalds , Linux Kernel Mailing List Subject: Re: Linux 2.6.29 Message-ID: <20090324170559.1667c847@infradead.org> In-Reply-To: <20090324160353.06a4a5ed@hobbes.virtuouswap> References: <49C87B87.4020108@krogh.cc> <72dbd3150903232346g5af126d7sb5ad4949a7b5041f@mail.gmail.com> <20090324091545.758d00f5@lxorguk.ukuu.org.uk> <20090324093245.GA22483@elte.hu> <20090324101011.6555a0b9@lxorguk.ukuu.org.uk> <20090324103111.GA26691@elte.hu> <20090324132032.GK5814@mit.edu> <20090324160353.06a4a5ed@hobbes.virtuouswap> Organization: Intel X-Mailer: Claws Mail 3.7.0 (GTK+ 2.14.7; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 932 Lines: 25 On Tue, 24 Mar 2009 16:03:53 -0700 Jesse Barnes wrote: > > I remember early in the 2.6.x days there was a lot of focus on making > interactive performance good, and for a long time it was. But this > I/O problem has been around for a *long* time now... What happened? > Do not many people run into this daily? Do all the filesystem > hackers run with special mount options to mitigate the problem? > the people that care use my kernel patch on ext3 ;-) (or the userland equivalent tweak in /etc/rc.local) -- Arjan van de Ven Intel Open Source Technology Centre For development, discussion and tips for power savings, visit http://www.lesswatts.org -- 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/