From owner-freebsd-alpha@FreeBSD.ORG Sun Jul 27 01:34:59 2003 Return-Path: Delivered-To: freebsd-alpha@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 42B8737B401 for ; Sun, 27 Jul 2003 01:34:59 -0700 (PDT) Received: from srv1.cosmo-project.de (srv1.cosmo-project.de [213.83.6.106]) by mx1.FreeBSD.org (Postfix) with ESMTP id C633943F93 for ; Sun, 27 Jul 2003 01:34:57 -0700 (PDT) (envelope-from ticso@cicely12.cicely.de) Received: from cicely5.cicely.de (cicely5.cicely.de [IPv6:3ffe:400:8d0:301:200:92ff:fe9b:20e7]) (authenticated bits=0) by srv1.cosmo-project.de (8.12.9/8.12.9) with ESMTP id h6R8YmhR038763 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=OK); Sun, 27 Jul 2003 10:34:50 +0200 (CEST) (envelope-from ticso@cicely12.cicely.de) Received: from cicely12.cicely.de (cicely12.cicely.de [IPv6:3ffe:400:8d0:301::12]) by cicely5.cicely.de (8.12.9/8.12.9) with ESMTP id h6R8YkAx065243 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sun, 27 Jul 2003 10:34:47 +0200 (CEST) (envelope-from ticso@cicely12.cicely.de) Received: from cicely12.cicely.de (localhost [127.0.0.1]) by cicely12.cicely.de (8.12.9/8.12.9) with ESMTP id h6R8YkNS045319; Sun, 27 Jul 2003 10:34:46 +0200 (CEST) (envelope-from ticso@cicely12.cicely.de) Received: (from ticso@localhost) by cicely12.cicely.de (8.12.9/8.12.9/Submit) id h6R8YjsP045318; Sun, 27 Jul 2003 10:34:45 +0200 (CEST) Date: Sun, 27 Jul 2003 10:34:45 +0200 From: Bernd Walter To: Marcel Moolenaar Message-ID: <20030727083444.GC42805@cicely12.cicely.de> References: <20030725220247.GA1653@dhcp01.pn.xcllnt.net> <20030726074052.GA93951@freebie.xs4all.nl> <20030726081120.GA7470@dhcp01.pn.xcllnt.net> <20030726163016.GF95189@freebie.xs4all.nl> <20030726183007.GA575@dhcp01.pn.xcllnt.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030726183007.GA575@dhcp01.pn.xcllnt.net> X-Operating-System: FreeBSD cicely12.cicely.de 5.1-CURRENT alpha User-Agent: Mutt/1.5.4i cc: alpha@freebsd.org Subject: Re: NFS hangs appears dc(4) newbusification related X-BeenThere: freebsd-alpha@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: ticso@cicely.de List-Id: Porting FreeBSD to the Alpha List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 27 Jul 2003 08:34:59 -0000 On Sat, Jul 26, 2003 at 11:30:07AM -0700, Marcel Moolenaar wrote: > On Sat, Jul 26, 2003 at 06:30:16PM +0200, Wilko Bulte wrote: > > On Sat, Jul 26, 2003 at 01:11:20AM -0700, Marcel Moolenaar wrote: > > > On Sat, Jul 26, 2003 at 09:40:52AM +0200, Wilko Bulte wrote: > > > > > > > > Is the Alpha the server or the client? I have run my ds10 with onboard dc(4) > > > > as an nfs client (that is how it gets to my cvs repo etc) and that did not > > > > fail for me(?). > > > > > > Client. Other machines were still able to talk with the server while > > > the alpha choked. > > > > Anything special I should try to see if my box has the same problem? > > Since the problem appears to be specific to NFS, try NFS mount > options (like tcp) and/or enabling statd/lockd. Those are the > things I'm going to tweak with as well. Besides that, I'm going > to look at the actual change to dc(4). TCP mounts don't work on alpha anyway because of alignemt bugs. If someone with NFS and mbuf knowledge want to fix this should contact me - I know the exact cause for this, but don't know how to fix. The problem can be reproduced on i386 as well by adding some alignemt checks. -- B.Walter BWCT http://www.bwct.de ticso@bwct.de info@bwct.de