From owner-freebsd-alpha Sat Oct 16 11:41:12 1999 Delivered-To: freebsd-alpha@freebsd.org Received: from herring.nlsystems.com (nlsys.demon.co.uk [158.152.125.33]) by hub.freebsd.org (Postfix) with ESMTP id 3E82F154AF for ; Sat, 16 Oct 1999 11:41:09 -0700 (PDT) (envelope-from dfr@nlsystems.com) Received: from salmon.nlsystems.com (salmon.nlsystems.com [10.0.0.3]) by herring.nlsystems.com (8.9.3/8.8.8) with ESMTP id TAA73222; Sat, 16 Oct 1999 19:43:21 +0100 (BST) (envelope-from dfr@nlsystems.com) Date: Sat, 16 Oct 1999 19:43:21 +0100 (BST) From: Doug Rabson To: Wilko Bulte Cc: freebsd-alpha@freebsd.org Subject: Re: hanging buildworld? In-Reply-To: <199910160841.KAA16352@yedi.iaf.nl> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Sat, 16 Oct 1999, Wilko Bulte wrote: > As Doug Rabson wrote ... > > On Fri, 15 Oct 1999, Wilko Bulte wrote: > > > > > The process sitting there is the one in 'objtrm' , cpp at pid 10569. > > > The machine itself keeps running just fine. > > > > > > Has anybody else ever seen this? This is sort-of repeatable on my NoName. > > > > I think other people have reported similar problems. There must be a place > > in the VM/VFS where a counter is being updated without using the atomic > > macros. I'll talk to Matt about it at the conference. > > OK, I'm not alone then :) It also happened a couple of times already that > a process (in this case csh and once also vgrind) went into a infinite loop. > This was on a different Alpha box BTW, but with the same -current src tree. > Could this be a manifestation of the same basic cause? I got an 'objde1' hang today which is probably caused by the same thing. I have a good idea of how to track this thing down but I probably won't get to it until after FreeBSDCon. -- Doug Rabson Mail: dfr@nlsystems.com Nonlinear Systems Ltd. Phone: +44 181 442 9037 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message