From owner-freebsd-current@FreeBSD.ORG Mon Oct 11 21:56:40 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id CC69E16A4CE; Mon, 11 Oct 2004 21:56:40 +0000 (GMT) Received: from mail.mcneil.com (mcneil.com [24.199.45.54]) by mx1.FreeBSD.org (Postfix) with ESMTP id B3B0843D53; Mon, 11 Oct 2004 21:56:40 +0000 (GMT) (envelope-from sean@mcneil.com) Received: from localhost (localhost.mcneil.com [127.0.0.1]) by mail.mcneil.com (Postfix) with ESMTP id 77DC5F1AD2; Mon, 11 Oct 2004 14:56:40 -0700 (PDT) Received: from mail.mcneil.com ([127.0.0.1]) by localhost (server.mcneil.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 00670-06; Mon, 11 Oct 2004 14:56:39 -0700 (PDT) Received: from [24.199.45.54] (mcneil.com [24.199.45.54]) by mail.mcneil.com (Postfix) with ESMTP id 910F7F1A8F; Mon, 11 Oct 2004 14:56:39 -0700 (PDT) From: Sean McNeil To: Robert Watson In-Reply-To: References: Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-/q0ZMFV82rhA/EhojBUF" Message-Id: <1097531799.58856.3.camel@server> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 Date: Mon, 11 Oct 2004 14:56:39 -0700 X-Virus-Scanned: by amavisd-new at mcneil.com cc: Benjamin Lutz cc: freebsd-current@freebsd.org Subject: Re: NFS trouble X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 11 Oct 2004 21:56:40 -0000 --=-/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--