Date: Tue, 5 Feb 2013 16:15:57 +0100 From: Albert Shih <Albert.Shih@obspm.fr> To: Paul Kraus <paul@kraus-haus.org> Cc: zfs-discuss@opensolaris.org, FreeBSD Mailing List <freebsd-questions@freebsd.org> Subject: Re: [zfs-discuss] zfs + NFS + FreeBSD with performance prob Message-ID: <20130205151557.GA95062@pcjas.obspm.fr> In-Reply-To: <509EB11C-E279-44C5-91C2-3A93249919F5@kraus-haus.org> References: <20130131221627.GA91823@pcjas.obspm.fr> <509EB11C-E279-44C5-91C2-3A93249919F5@kraus-haus.org>
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Le 04/02/2013 ? 11:21:12-0500, Paul Kraus a écrit > On Jan 31, 2013, at 5:16 PM, Albert Shih wrote: > > > Well I've server running FreeBSD 9.0 with (don't count / on > > differents disks) zfs pool with 36 disk. > > > > The performance is very very good on the server. > > > > I've one NFS client running FreeBSD 8.3 and the performance over NFS > > is very good : > > > > For example : Read from the client and write over NFS to ZFS: > > > > [root@ .tmp]# time tar xf /tmp/linux-3.7.5.tar > > > > real 1m7.244s user 0m0.921s sys 0m8.990s > > > > this client is on 1Gbits/s network cable and same network switch as > > the server. > > > > I've a second NFS client running FreeBSD 9.1-Stable, and on this > > second client the performance is catastrophic. After 1 hour the tar > > isn't finish. OK this second client is connect with 100Mbit/s and > > not on the same switch. But well from 2 min --> ~ 90 min ...:-( > > > > I've try for this second client to change on the ZFS-NFS server the > > > > zfs set sync=disabled > > > > and that change nothing. > > I have been using FreeBSD 9 with ZFS and NFS to a couple Mac OS X > (10.6.8 Snow Leopard) boxes and I get between 40 and 50 MB/sec Thanks for your answer. Can you give me the average ping time between you'r client and NFS server ? Regards. JAS -- Albert SHIH DIO bâtiment 15 Observatoire de Paris 5 Place Jules Janssen 92195 Meudon Cedex Téléphone : 01 45 07 76 26/06 86 69 95 71 xmpp: jas@obspm.fr Heure local/Local time: mar 5 fév 2013 16:15:11 CET
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