Date: Wed, 16 Apr 1997 13:39:31 -0400 (EDT) From: Peter Dufault <dufault@hda.com> To: kallio@cc.jyu.fi (Seppo Kallio) Cc: hardware@FreeBSD.ORG, hackers@FreeBSD.ORG, kallio@cc.jyu.fi Subject: Re: Repeated UNIT ATTENTION, what is it, is this serious? Message-ID: <199704161739.NAA13803@hda.hda.com> In-Reply-To: <Pine.LNX.3.95.970416175011.16730A-100000@itu.cc.jyu.fi> from Seppo Kallio at "Apr 16, 97 06:14:36 pm"
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> Is this a sign of some hardware problem? SCSI cable, terminator, some disk > having malfunction? Or is this the aic7xxx driver problem I have heard? The unit attention errors are the drives informing you about the bus having been reset. That is a symptom and not a problem; the bus reset was done by the ahc driver after getting that time out. I can't answer as to WHY it timed out. Peter -- Peter Dufault (dufault@hda.com) Realtime Machine Control and Simulation HD Associates, Inc. Voice: 508 433 6936
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