Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763696AbZCYSlq (ORCPT ); Wed, 25 Mar 2009 14:41:46 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761560AbZCYSlb (ORCPT ); Wed, 25 Mar 2009 14:41:31 -0400 Received: from elasmtp-scoter.atl.sa.earthlink.net ([209.86.89.67]:48928 "EHLO elasmtp-scoter.atl.sa.earthlink.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760331AbZCYSla (ORCPT ); Wed, 25 Mar 2009 14:41:30 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk20050327; d=earthlink.net; b=qy5Xbqy3uOwgI7xG2a9Kn6BtI8blOwPct9rrvyu4Y7lKEZJOmIXWPy22oa8Msfii; h=Received:Message-ID:Date:From:Reply-To:User-Agent:MIME-Version:To:CC:Subject:References:In-Reply-To:Content-Type:Content-Transfer-Encoding:X-ELNK-Trace:X-Originating-IP; Message-ID: <49CA7AAB.1040506@earthlink.net> Date: Wed, 25 Mar 2009 14:40:43 -0400 From: Stephen Clark Reply-To: sclark46@earthlink.net User-Agent: Thunderbird 2.0.0.21 (X11/20090320) MIME-Version: 1.0 To: Arjan van de Ven CC: Jesse Barnes , 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 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> <20090324170559.1667c847@infradead.org> In-Reply-To: <20090324170559.1667c847@infradead.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-ELNK-Trace: a437fbc6971e80f61aa676d7e74259b7b3291a7d08dfec7960b815c82ed0eacceadc4f3a599f1589350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 208.118.36.246 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1093 Lines: 32 Arjan van de Ven wrote: > 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) > > > Ok, I bite what is the userland tweak? -- "They that give up essential liberty to obtain temporary safety, deserve neither liberty nor safety." (Ben Franklin) "The course of history shows that as a government grows, liberty decreases." (Thomas Jefferson) -- 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/