From: Andreas Dilger Subject: Re: [PATCH 4/6] add noversion mount option Date: Thu, 14 Jun 2007 15:42:42 -0600 Message-ID: <20070614214242.GS5181@schatzie.adilger.int> References: <1181835073.7779.9.camel@garfield> <1181836579.7779.46.camel@garfield> <1181854214.3883.10.camel@dyn9047017103.beaverton.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Kalpak Shah , linux-ext4 , Jean noel Cordenner To: Mingming Cao Return-path: Received: from mail.clusterfs.com ([206.168.112.78]:50110 "EHLO mail.clusterfs.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752381AbXFNVmo (ORCPT ); Thu, 14 Jun 2007 17:42:44 -0400 Content-Disposition: inline In-Reply-To: <1181854214.3883.10.camel@dyn9047017103.beaverton.ibm.com> Sender: linux-ext4-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org On Jun 14, 2007 13:50 -0700, Mingming Cao wrote: > On Thu, 2007-06-14 at 21:26 +0530, Kalpak Shah wrote: > > This patch adds a "noversion" mount option to disable inode version > > updates. > > Can you explain a bit more why we need this mount option? Is it because > of performance concern? This is the "disable i_version updates for Lustre" option we previously agreed on in the concall. Cheers, Andreas -- Andreas Dilger Principal Software Engineer Cluster File Systems, Inc.