From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wedgwood Subject: Re: [RFC] [PATCH] Relative lazy atime Date: Sat, 5 Aug 2006 17:11:05 -0700 Message-ID: <20060806001105.GA20715@tuatara.stupidest.org> References: <20060803063622.GB8631@goober> <20060805122537.GA23239@lst.de> <1154797123.12108.6.camel@kleikamp.austin.ibm.com> <1154797475.3054.79.camel@laptopd505.fenrus.org> <20060805183609.GA7564@tuatara.stupidest.org> <20060805222247.GQ29686@ca-server1.us.oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: David Lang , Mark Fasheh , Arjan van de Ven , Dave Kleikamp , Christoph Hellwig , Valerie Henson , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Akkana Peck , Jesse Barnes , jsipek@cs.sunysb.edu, Al Viro Return-path: Received: from smtp104.sbc.mail.mud.yahoo.com ([68.142.198.203]:45426 "HELO smtp104.sbc.mail.mud.yahoo.com") by vger.kernel.org with SMTP id S1751444AbWHFALI (ORCPT ); Sat, 5 Aug 2006 20:11:08 -0400 To: dean gaudet Content-Disposition: inline In-Reply-To: Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org On Sat, Aug 05, 2006 at 04:28:29PM -0700, dean gaudet wrote: > i can't understand when atime is *ever* reliable... root doing > backups with something like rsync will cause atimes to change. well, rsync and friends could use O_NOATIME, but usually that isn't worth the pain > you can work around mutt's silly dependancy on atime by configuring > it with --enable-buffy-size. so far mutt is the only program i've > discovered which cares about atime. i've seen other applications use it, but most are pretty tolerant about it not working that way you might think it would > also -- i wasn't aware that xfs tried to do a better job with atime > updates... i'm not sure it's really that effective. i've got a > busy shell/mail/web server OT, you might fine ikeep helps a little