Date: Sun, 10 Oct 1999 07:29:21 -0700 (PDT) From: Tom <tom@sdf.com> To: David O'Brien <obrien@NUXI.com> Cc: scsi@freebsd.org Subject: Re: CAM hanging and not reseting properly on 2940UW Message-ID: <Pine.BSF.4.05.9910100727230.27013-100000@misery.sdf.com> In-Reply-To: <19991009232125.A693@dragon.nuxi.com>
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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
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