From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: linux-nfs-owner@vger.kernel.org Received: from fieldses.org ([174.143.236.118]:40866 "EHLO fieldses.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753763Ab2AQPJD (ORCPT ); Tue, 17 Jan 2012 10:09:03 -0500 Date: Tue, 17 Jan 2012 10:09:01 -0500 To: Bertrand Jacquin Cc: linux-nfs@vger.kernel.org Subject: Re: I/O Wait on exportfs Message-ID: <20120117150901.GA12274@fieldses.org> References: <20120117142945.GA19990@lady-voodoo.exosec.local> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20120117142945.GA19990@lady-voodoo.exosec.local> From: "J. Bruce Fields" Sender: linux-nfs-owner@vger.kernel.org List-ID: On Tue, Jan 17, 2012 at 03:29:45PM +0100, Bertrand Jacquin wrote: > For a specific case I have /etc/exports with 1281 entries as I need > mount --bind to be exported to NFS Clients too. Could you explain what you mean by that? > Since I have ~1100 entries, reexporting /etc/exports have some bad > effects to connected clients, load rise to ~500 for 4/5 minutes, this is > always reproducible. > > This was using 'exportfs -ra'. I did try with 'exportfs > 192.168.0.1:/srv/mail/1234' to avoid reexport every directories, and > the sync process but the result is the same. Does a -t option (see rpc.mountd(8)) help? > /etc/exports options look like : > > /srv/mail 192.168.0.0/24(rw,async,no_wdelay,secure,no_root_squash,insecure_locks,no_subtree_check,nohide,crossmnt) > /srv/mail/1234 192.168.0.0/24(rw,async,no_wdelay,no_root_squash,insecure_locks,no_subtree_check,nohide,crossmnt) Why do you need to export both? --b. > > NFS is mounted like this on client : > > 192.168.0.1:/srv/mail on /var/mail type nfs (rw,nosuid,sync,remount,noatime,nodiratime,nfsvers=3,rsize=8192,wsize=8192,hard,intr,proto=udp,nolock,actimeo=3) > > Server versions: > Kernel: 2.6.32-bpo.5-amd64 (debian) > nfs-utils: 1.1.2 > > Client versions: > Kernel: 2.6.26-2-amd64 (debian) > nfs-utils: 1.1.2 > > Am I in a huge case not really intended or a configuration mistake ? > > Thanks, > Bertrand > > -- > Bertrand Jacquin, EXOSEC (http://www.exosec.fr/) > ZAC des Metz - 3 Rue du petit robinson - 78350 JOUY EN JOSAS > Tel: +33 1 30 67 60 65 - Fax: +33 1 75 43 40 70 > GSM: +33 6 71 01 70 30 - mailto:bjacquin@exosec.fr > -- > To unsubscribe from this list: send the line "unsubscribe linux-nfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html