From owner-freebsd-smp Tue Aug 22 12:15:53 2000 Delivered-To: freebsd-smp@freebsd.org Received: from houston.matchlogic.com (houston.matchlogic.com [205.216.147.127]) by hub.freebsd.org (Postfix) with ESMTP id 21E9F37B422; Tue, 22 Aug 2000 12:15:51 -0700 (PDT) Received: by houston.matchlogic.com with Internet Mail Service (5.5.2650.21) id ; Tue, 22 Aug 2000 13:15:44 -0600 Message-ID: <5FE9B713CCCDD311A03400508B8B301358781F@bdr-xcln.is.matchlogic.com> From: Charles Randall To: 'Mike Smith' Cc: freebsd-smp@freebsd.org Subject: RE: 4.0-R panic on Dell PowerEdge 2450 Date: Tue, 22 Aug 2000 13:15:42 -0600 MIME-Version: 1.0 X-Mailer: Internet Mail Service (5.5.2650.21) Content-Type: text/plain Sender: owner-freebsd-smp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org From: Mike Smith [mailto:msmith@freebsd.org] >> 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). Can you elaborate? Is this a FreeBSD-specific problem? Does Dell know this? >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. Confirmed. 4.1-R survived a 4-day I/O thrashing. Thanks, Charles To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message