From owner-freebsd-stable@FreeBSD.ORG Thu Dec 18 09:20:29 2003 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 5A55B16A4CE for ; Thu, 18 Dec 2003 09:20:29 -0800 (PST) Received: from unix18.sihope.com (unix18.sihope.com [207.195.195.18]) by mx1.FreeBSD.org (Postfix) with ESMTP id 8CE8543D31 for ; Thu, 18 Dec 2003 09:20:26 -0800 (PST) (envelope-from adam@whee.org) Received: from adammxp (pc6.sihope.com [207.195.195.65]) by unix18.sihope.com (8.12.10/8.12.10) with SMTP id hBIHKICl009861; Thu, 18 Dec 2003 11:20:18 -0600 (CST) (envelope-from adam@whee.org) Message-ID: <007601c3c58b$358c0280$41c3c3cf@office.sihope.com> From: "Adam Maloney" To: References: Date: Thu, 18 Dec 2003 11:20:18 -0600 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1158 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 cc: freebsd-stable@freebsd.org Subject: Re: SMP forcing crash/reboot in 4.9-STABLE X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 18 Dec 2003 17:20:29 -0000 Try searching groups.google.com for "freebsd smp 4.9" - I saw a couple of threads about the problem when it hangs at that exact point, when I was searching on my issue. But they still may be related. ----- Original Message ----- From: To: "Adam Maloney" Cc: Sent: Thursday, December 18, 2003 9:24 AM Subject: RE: SMP forcing crash/reboot in 4.9-STABLE > On 18-Dec-2003 Adam Maloney wrote: > > We have a 4-way P3/500 Xeon system running FreeBSD. We had been running > > 4.8-STABLE for a number of months with SMP enabled and no issues. Around > > 25-November we moved to 4.9-STABLE. The system ran without SMP enabled > > until Tuesday, when we enabled SMP and APIC_IO, rebuilt the kernel, and > > rebooted. Then about every 30 minutes the system would reboot. We moved > > back to single-processor (using the source updated on 25-Nov) and it has > > worked since. > > > > So we synced source last night and tried enabling SMP again this morning. > > We are still seeing the same problem. We have switched back to a non-SMP > > kernel (from last night's sync) and are running fine. > > > > Has anyone else seen this? Any ideas where to look? There is nothing in > > messages or dmesg about the crash, and I haven't been able to catch it at > > the console to see if there's a message there. > > This may be related to my problem, though the symptom is different. > > Since the same time (around the end of november) i tried many times to > build a SMP-enabled 4.9-STABLE kernel for my bi-athlon machine. It always > hangs (no error msg, total iresponsiveness) at the end of the kernel boot > (just before mounting filesystems). > > I then reverted my cvs tree to use -RELEASE, and all is fine. > > I did not yet try a non-SMP kernel. I'll do that asap. > > -- > Guy >