From owner-freebsd-current Mon Jun 30 01:22:46 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id BAA12172 for current-outgoing; Mon, 30 Jun 1997 01:22:46 -0700 (PDT) Received: from btp1da.phy.uni-bayreuth.de (btp1da.phy.uni-bayreuth.de [132.180.20.32]) by hub.freebsd.org (8.8.5/8.8.5) with ESMTP id BAA12167 for ; Mon, 30 Jun 1997 01:22:43 -0700 (PDT) Received: (from root@localhost) by btp1da.phy.uni-bayreuth.de (8.8.5/8.7.3) id KAA18632; Mon, 30 Jun 1997 10:21:17 +0200 (MEST) Message-ID: <19970630102116.22811@phy.uni-bayreuth.de> Date: Mon, 30 Jun 1997 10:21:16 +0200 From: Charlie & To: John Polstra Cc: current@freebsd.org Subject: Re: NFS-related process hangs in -current References: <199706291822.LAA00962@austin.polstra.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.73 In-Reply-To: <199706291822.LAA00962@austin.polstra.com>; from John Polstra on Sun, Jun 29, 1997 at 11:22:39AM -0700 Sender: owner-current@freebsd.org X-Loop: FreeBSD.org Precedence: bulk On Sun, Jun 29, 1997 at 11:22:39AM -0700, John Polstra wrote: > I updated my -current box on Friday night, and since then I've been > seeing some process hangs that seem to be related to NFS. This is > with -current CVSupped around 20:50 PDT on June 27 (full make world > plus kernel build). > > The problem shows up when I try to build the modula-3-lib port on a > filesystem that is NFS-mounted from another system. The NFS server > is running 2.2-stable. At some point in the build, the "quake" > program (M3's answer to "make", *sigh*) hangs in disk wait state. > It is unkillable after that -- the only way to get rid of it is by > rebooting. Other processes continue to work OK. > > Interestingly, I tried it twice and it hung at the same point both > times. Each test takes a long time, so I only have those two data > points so far. > > I built the same port on a local filesystem without any problems. > > Does this ring a bell for anybody? I haven't tried building this > port via NFS for quite a while, so the problem is not necessarily > very new. > > John > -- > John Polstra jdp@polstra.com > John D. Polstra & Co., Inc. Seattle, Washington USA > "Self-knowledge is always bad news." -- John Barth Have the same problem between FreeBSD-2.2-Stable and DEC-Alpha under Digital Unix. Mounting the NFS-Directory with option nfsv2 "solved" the problem for me. It seems to be a problem of nfsv3 . Werner