From owner-freebsd-smp Fri Aug 11 15:22:40 2000 Delivered-To: freebsd-smp@freebsd.org Received: from mass.osd.bsdi.com (mass.osd.bsdi.com [204.216.28.234]) by hub.freebsd.org (Postfix) with ESMTP id E18B637B5A3 for ; Fri, 11 Aug 2000 15:22:36 -0700 (PDT) (envelope-from msmith@mass.osd.bsdi.com) Received: from mass.osd.bsdi.com (localhost [127.0.0.1]) by mass.osd.bsdi.com (8.9.3/8.9.3) with ESMTP id PAA00720; Fri, 11 Aug 2000 15:34:34 -0700 (PDT) (envelope-from msmith@mass.osd.bsdi.com) Message-Id: <200008112234.PAA00720@mass.osd.bsdi.com> X-Mailer: exmh version 2.1.1 10/15/1999 To: Charles Randall Cc: freebsd-smp@freebsd.org Subject: Re: 4.0-R panic on Dell PowerEdge 2450 In-reply-to: Your message of "Fri, 04 Aug 2000 16:39:32 MDT." <5FE9B713CCCDD311A03400508B8B301301C78A17@bdr-xcln.is.matchlogic.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Fri, 11 Aug 2000 15:34:34 -0700 From: Mike Smith Sender: owner-freebsd-smp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > I've run into the following panic under heavy I/O on a Dell PowerEdge 2450 > (2x866 MHz P-III, 1 GB RAM, etc) running 4.0-R. There's a lot of information > here... > > I can reproduce this in a few hours or less by running multiple concurrent > "sort" processes in a "while /usr/bin/true" loop on a very large file (the > disk I/O is for the temporary files in the directory pointed to by -T). > > The disk controller is, > > ahc0: port 0xdc00-0xdcff mem > da0: Fixed Direct Access SCSI-3 device > da1: Fixed Direct Access SCSI-3 device Not sure if you've had this mentioned yet or not, but there are issues between this SCSI driver and these disks; you need to get a firmware update from Seagate (or disable write caching). However, your real problem is that 4.0R does not correctly support the APIC configuration in your system, and you will need to update to 4.1. -- ... every activity meets with opposition, everyone who acts has his rivals and unfortunately opponents also. But not because people want to be opponents, rather because the tasks and relationships force people to take different points of view. [Dr. Fritz Todt] To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message