From owner-freebsd-stable Wed Mar 21 9:23:49 2001 Delivered-To: freebsd-stable@freebsd.org Received: from fw.wintelcom.net (ns1.wintelcom.net [209.1.153.20]) by hub.freebsd.org (Postfix) with ESMTP id 6BADB37B725 for ; Wed, 21 Mar 2001 09:23:46 -0800 (PST) (envelope-from bright@fw.wintelcom.net) Received: (from bright@localhost) by fw.wintelcom.net (8.10.0/8.10.0) id f2LHNa226115; Wed, 21 Mar 2001 09:23:36 -0800 (PST) Date: Wed, 21 Mar 2001 09:23:36 -0800 From: Alfred Perlstein To: Jan Conrad Cc: Matt Dillon , Gordon Tetlow , Rich Morin , freebsd-stable@FreeBSD.ORG Subject: Re: NFS performance Message-ID: <20010321092336.A12319@fw.wintelcom.net> References: <200103201911.f2KJBAR96066@earth.backplane.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: ; from conrad@th.physik.uni-bonn.de on Wed, Mar 21, 2001 at 02:43:15PM +0100 X-all-your-base: are belong to us. Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG * Jan Conrad [010321 05:43] wrote: > ok - to sum up a bit.. > > - for a good LAN, use UDP > - use v3 (this is what I thought) > - use standard data sizes > > but still... > > Our network connection between client and server is going directly over a > BaySwitch 450 24T, all interfaces set to 100baseTX, half-duplex. > So the LAN is good. > We run 4 nfsd's and 4 nfsiods on each machine. > > I did the mount as 'mount_nfs ....' > Even so 'mount' does'nt show, I suppose I made a v3 mount (from the > source code of mount_nfs). > BTW, is there any way to figure that out? When in doubt run tcpdump. I really doubt that you're maxing out at ~3MB/sec, I've done 11MB/sec on 100mb ether before. > Do you know what actually determines the writing speed in a case like > our's? Network or disk? Y'know, it would be a hell of a lot easier to figure out what was wrong if you showed us the mount flags you're using. -- -Alfred Perlstein - [bright@wintelcom.net|alfred@freebsd.org] To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message