From owner-freebsd-hackers Tue Nov 11 10:17:21 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id KAA10389 for hackers-outgoing; Tue, 11 Nov 1997 10:17:21 -0800 (PST) (envelope-from owner-freebsd-hackers) Received: from goof.com (goof.com [128.173.247.211]) by hub.freebsd.org (8.8.7/8.8.7) with SMTP id KAA10372 for ; Tue, 11 Nov 1997 10:17:12 -0800 (PST) (envelope-from mmead@goof.com) Received: (qmail 3264 invoked by uid 10000); 11 Nov 1997 18:16:00 -0000 Message-ID: <19971111131600.34281@goof.com> Date: Tue, 11 Nov 1997 13:16:00 -0500 From: "matthew c. mead" To: dg@root.com Cc: hackers@FreeBSD.ORG Subject: Re: nfs read problems References: <19971111114209.47857@goof.com> <199711111807.KAA26767@implode.root.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.84 In-Reply-To: <199711111807.KAA26767@implode.root.com>; from David Greenman on Tue, Nov 11, 1997 at 10:07:14AM -0800 Sender: owner-freebsd-hackers@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk On Tue, Nov 11, 1997 at 10:07:14AM -0800, David Greenman wrote: > > I'm having some severe problems with mounting an nfs > >filesystem and using it to store applications. From what I can > >tell, it works fine via TCP NFS, but unbelievably slow. When I > >don't specify TCP, and let it use UDP, it just breaks completely. > >For instance, when I'm running an application stored on the > >nfs server, I see this on the wire repeatedly, and the > >application never executes: > >galen.narnia.math.vt.edu -> calvin.narnia.math.vt.edu NFS C READ3 FH=DC3D at 0 for 8192 > >calvin.narnia.math.vt.edu -> galen.narnia.math.vt.edu NFS R READ3 OK (8192 bytes) > >calvin.narnia.math.vt.edu -> galen.narnia.math.vt.edu UDP continuation ID=60083 > >calvin.narnia.math.vt.edu -> galen.narnia.math.vt.edu UDP continuation ID=60083 > >calvin.narnia.math.vt.edu -> galen.narnia.math.vt.edu UDP continuation ID=60083 > >calvin.narnia.math.vt.edu -> galen.narnia.math.vt.edu UDP continuation ID=60083 > >calvin.narnia.math.vt.edu -> galen.narnia.math.vt.edu UDP continuation ID=60083 > > Each time this set of packets is seen, the filehandle is > >the same, yet it's reading 8192 bytes once every 10-15 seconds. > >This is a 100Mbit wire, so it should be loading almost instantly. > >Is there a possibility this is an ethernet card problem? > What ethernet card are you using? Sorry - forgot to include that vital info. It's a 3c905. I've gotten mail from one person that's said that's probably my problem. -matt -- Matthew C. Mead mmead@goof.com http://www.goof.com/~mmead/