From owner-freebsd-scsi Sun Oct 10 9: 4:40 1999 Delivered-To: freebsd-scsi@freebsd.org Received: from misery.sdf.com (misery.sdf.com [204.244.213.49]) by hub.freebsd.org (Postfix) with ESMTP id C3C5415267 for ; Sun, 10 Oct 1999 09:04:32 -0700 (PDT) (envelope-from tom@sdf.com) Received: from tom (helo=localhost) by misery.sdf.com with local-esmtp (Exim 2.12 #1) id 11aJyV-00071o-00; Sun, 10 Oct 1999 07:29:23 -0700 Date: Sun, 10 Oct 1999 07:29:21 -0700 (PDT) From: Tom To: David O'Brien Cc: scsi@freebsd.org Subject: Re: CAM hanging and not reseting properly on 2940UW In-Reply-To: <19991009232125.A693@dragon.nuxi.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Sat, 9 Oct 1999, David O'Brien wrote: > (cd1:ahc0:0:5:0): SCB 0x16 - timed out in datain phase, SEQADDR == 0x110 > (cd1:ahc0:0:5:0): BDR message in message buffer > (cd1:ahc0:0:5:0): SCB 0x16 - timed out in datain phase, SEQADDR == 0x10f > (cd1:ahc0:0:5:0): no longer in timeout, status = 34b > ahc0: Issued Channel A Bus Reset. 17SCBs aborted ... > Shouldn't CAM reset the SCSI bus and recover from the above errors? I > tried powering down & up the CDROM drive and that didn't change anything. It just did ("Channel A Bus Reset"). It obviously didn't work. Since any process that touches your disk hangs, I would imagine your hard drive is what is actually hung. It could be that your CDROM is screwing up the entire bus though. Either way, a reset is issued, and seems to ignored. Tom To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message