From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 6 Aug 2007 07:36:17 +0200 From: Ingo Molnar Subject: Re: [patch] implement smarter atime updates support, v2 Message-ID: <20070806053617.GB14881@elte.hu> References: <46B4C0A8.1000902@garzik.org> <20070805102021.GA4246@unthought.net> <46B5A996.5060006@garzik.org> <20070805105850.GC4246@unthought.net> <20070805124648.GA21173@elte.hu> <20070805190928.GA17433@elte.hu> <20070805192226.GA20234@elte.hu> <20070805192838.GA21704@elte.hu> <20070805204220.GB32217@thunk.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070805204220.GB32217@thunk.org> Sender: owner-linux-mm@kvack.org Return-Path: To: Theodore Tso , Linus Torvalds , Jakob Oestergaard , Jeff Garzik , miklos@szeredi.hu, akpm@linux-foundation.org, neilb@suse.de, dgc@sgi.com, tomoki.sekiyama.qu@hitachi.com, Peter Zijlstra , linux-mm@kvack.org, Linux Kernel Mailing List , nikita@clusterfs.com, trond.myklebust@fys.uio.no, yingchao.zhou@gmail.com, richard@rsk.demon.co.uk, david@lang.hm List-ID: * Theodore Tso wrote: > On Sun, Aug 05, 2007 at 09:28:38PM +0200, Ingo Molnar wrote: > > > > added the relatime_interval sysctl that allows the changing of the > > atime update frequency. (default: 1 day / 86400 seconds) > > What if you specify the interval as a per-mount option? i.e., > > mount -o relatime=86400 /dev/sda2 /u1 > > If you had this, I don't think we would need the sysctl tuning > parameter. it's much more flexible if there are _more_ options available. People can thus make use of the feature earlier, use it even on distros that dont support it yet, etc. Ingo -- 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