Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755539AbZC3OxU (ORCPT ); Mon, 30 Mar 2009 10:53:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752689AbZC3OxK (ORCPT ); Mon, 30 Mar 2009 10:53:10 -0400 Received: from smtp27.orange.fr ([80.12.242.94]:1482 "EHLO smtp27.orange.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751068AbZC3OxJ (ORCPT ); Mon, 30 Mar 2009 10:53:09 -0400 X-ME-UUID: 20090330145304581.8DE2E20000A2@mwinf2704.orange.fr Subject: Re: [PATCH 2/2] Make relatime default From: Xavier Bestel To: Andrea Arcangeli Cc: Alan Cox , Matthew Garrett , Linus Torvalds , Theodore Tso , Ingo Molnar , Jan Kara , Andrew Morton , Arjan van de Ven , Peter Zijlstra , Nick Piggin , Jens Axboe , David Rees , Jesper Krogh , Linux Kernel Mailing List , Oleg Nesterov , Roland McGrath In-Reply-To: <20090330144213.GA5426@random.random> References: <20090326090630.GA9369@elte.hu> <20090326113705.GV32307@mit.edu> <20090326140312.GB14822@elte.hu> <20090326144707.GA6239@mit.edu> <20090326170714.GF6239@mit.edu> <20090326174956.GB7198@srcf.ucam.org> <20090326175314.GC7198@srcf.ucam.org> <20090326184838.26166549@lxorguk.ukuu.org.uk> <20090330144213.GA5426@random.random> Content-Type: text/plain Date: Mon, 30 Mar 2009 16:52:33 +0200 Message-Id: <1238424753.27596.503.camel@skunk> Mime-Version: 1.0 X-Mailer: Evolution 2.12.3 (2.12.3-8.el5_2.3) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1254 Lines: 33 On Mon, 2009-03-30 at 16:42 +0200, Andrea Arcangeli wrote: > On Thu, Mar 26, 2009 at 06:48:38PM +0000, Alan Cox wrote: > > On Thu, 26 Mar 2009 17:53:14 +0000 > > Matthew Garrett wrote: > > > > > Change the default behaviour of the kernel to use relatime for all > > > filesystems. This can be overridden with the "strictatime" mount > > > option. > > > > NAK this again > > NAK but because if we change the default it is better to change it to > the real thing: noatime. > > I think this can be solved in userland but perhaps changing this in > kernel would be a stronger message that atime is officially > obsoleted. (and nothing will break, not even mutt users will notice, > and if they really do it won't be anything more than aesthetical) Actually I liked the previous relatime (without the 24h hack) pretty much. It would have preserved the atime functionality without making something like slocate dirty huge parts of the fs daily. I vote for relatime-without-24h-hack ! Xav -- 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/