Date: Mon, 11 Oct 2004 14:56:39 -0700 From: Sean McNeil <sean@mcneil.com> To: Robert Watson <rwatson@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: NFS trouble Message-ID: <1097531799.58856.3.camel@server> In-Reply-To: <Pine.NEB.3.96L.1041011174418.55701C-100000@fledge.watson.org> References: <Pine.NEB.3.96L.1041011174418.55701C-100000@fledge.watson.org>
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--=-/q0ZMFV82rhA/EhojBUF Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Mon, 2004-10-11 at 14:46, Robert Watson wrote: > On Mon, 11 Oct 2004, Benjamin Lutz wrote: >=20 > ... > > Nothing gets logged on the server, the client logs this repeatedly:=20 > > nfs server uno:/var/www/localhost: not responding > >=20 > > Forcibly unmounting the share works and seems to unfreeze the frozen > > applications.=20 > >=20 > > This behaviour is new. I cannot say when exactly I've first seen this, > > but I think it must have appeared somewhere between BETA5 and BETA7.=20 > >=20 > > What can I do to make NFS work more reliably again?=20 >=20 > When you're experiencing this problem, can the NFS client ping the NFS > server? Are other NFS clients able to continue to access the NFS server > without problems? It might be interesting to use tcpdump to see if the > client stops sending RPCs or not, and if not, whether the server responds > to them. If you set debug.mpsafenet=3D0 in loader.conf, does the proble= m > go away? Also, finally, what ethernet device(s) are you using, and are > there any notes about those devices in the dmesg output? Also, you didn't supply hardware info. Specifically, what is your nic on the FreeBSD box? There is a known problem with txcsum and re0 that requires you to do an ifconfig re0 -txcsum or you will experience symptoms like you are describing. Cheers, Sean --=-/q0ZMFV82rhA/EhojBUF Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.6 (FreeBSD) iD8DBQBBawGXyQsGN30uGE4RAiqrAKCGm9Yfr5hqGKA2YzDrsEqC2H712wCgyHNb p+dXPuorwOJP0uPLdHTSerI= =uNYC -----END PGP SIGNATURE----- --=-/q0ZMFV82rhA/EhojBUF--
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