Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762627AbXHEUnS (ORCPT ); Sun, 5 Aug 2007 16:43:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754023AbXHEUnJ (ORCPT ); Sun, 5 Aug 2007 16:43:09 -0400 Received: from thunk.org ([69.25.196.29]:40617 "EHLO thunker.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753632AbXHEUnI (ORCPT ); Sun, 5 Aug 2007 16:43:08 -0400 Date: Sun, 5 Aug 2007 16:42:20 -0400 From: Theodore Tso To: Ingo Molnar Cc: 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 Subject: Re: [patch] implement smarter atime updates support, v2 Message-ID: <20070805204220.GB32217@thunk.org> Mail-Followup-To: Theodore Tso , Ingo Molnar , 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 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> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070805192838.GA21704@elte.hu> User-Agent: Mutt/1.5.13 (2006-08-11) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: tytso@thunk.org X-SA-Exim-Scanned: No (on thunker.thunk.org); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 631 Lines: 17 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. - Ted - 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/