From: Andre Majorel Subject: atimes not updated over NFS Date: Wed, 9 Jan 2008 11:13:13 +0100 Message-ID: <20080109101313.GG9212@aym.net2.nerim.net> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 To: linux-nfs@vger.kernel.org Return-path: Received: from smtp-dmz-233-wednesday.dmz.nerim.net ([195.5.254.233]:56782 "EHLO kellthuzad.dmz.nerim.net" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751026AbYAIKey (ORCPT ); Wed, 9 Jan 2008 05:34:54 -0500 Received: from mallaury.nerim.net (smtp-103-wednesday.noc.nerim.net [62.4.17.103]) by kellthuzad.dmz.nerim.net (Postfix) with ESMTP id E301527530 for ; Wed, 9 Jan 2008 11:15:12 +0100 (CET) Received: from atc5.vermine.org (aym.net2.nerim.net [213.41.173.68]) by mallaury.nerim.net (Postfix) with ESMTP id 020A64F4AB for ; Wed, 9 Jan 2008 11:13:08 +0100 (CET) Received: from aym by atc5.vermine.org with local (Exim 4.63) (envelope-from ) id 1JCXvt-0001LZ-WA for linux-nfs@vger.kernel.org; Wed, 09 Jan 2008 11:13:14 +0100 Sender: linux-nfs-owner@vger.kernel.org List-ID: After upgrading an NFS server from kernel 2.6.12 to 2.6.23, the atime of files is not updated any more when clients read them : client$ ll -u --time-style +%Y-%m-%d_%H:%M:%S /nfsmnt/zz -rw-r--r-- 1 xxx xxx 0 2007-12-21_14:58:11 /nfsmnt/zz client$ md5sum /nfsmnt/zz d41d8cd98f00b204e9800998ecf8427e /nfsmnt/zz client$ date +%Y-%m-%d_%H:%M:%S 2007-12-21_15:00:28 client$ ll -u --time-style +%Y-%m-%d_%H:%M:%S /nfsmnt/zz -rw-r--r-- 1 xxx xxx 0 2007-12-21_14:58:11 /nfsmnt/zz Reading the file locally, i.e. on the NFS server, does update the atime : server$ ll -u --time-style +%Y-%m-%d_%H:%M:%S /nfsmnt/zz -rw-r--r-- 1 xxx xxx 0 2007-12-21_14:58:11 /nfsmnt/zz serveur$ md5sum /nfsmnt/zz d41d8cd98f00b204e9800998ecf8427e /nfsmnt/zz serveur$ date +%Y-%m-%d_%H:%M:%S 2007-12-21_15:04:00 serveur$ ll -u --time-style +%Y-%m-%d_%H:%M:%S /nfsmnt/zz -rw-r--r-- 1 xxx xxx 0 2007-12-21_15:03:57 /nfsmnt/zz /nfsmnt is mounted with options : - server : rw,noexec,nosuid,nodev,nodiratime - client : rw,user=3Droot,nosuid,nodev,nodiratime,intr,rsize=3D8192,wsi= ze=3D8192 Any ideas ? --=20 Andr=E9 Majorel Do not use this account for regular correspondence. See the URL above for contact information.