From owner-freebsd-scsi Mon Dec 4 16:45:27 1995 Return-Path: owner-freebsd-scsi Received: (from root@localhost) by freefall.freebsd.org (8.6.12/8.6.6) id QAA16101 for freebsd-scsi-outgoing; Mon, 4 Dec 1995 16:45:27 -0800 Received: from wiley.csusb.edu (wiley.csusb.edu [139.182.2.2]) by freefall.freebsd.org (8.6.12/8.6.6) with ESMTP id QAA16096 for ; Mon, 4 Dec 1995 16:45:25 -0800 Received: (from rmallory@localhost) by wiley.csusb.edu (8.6.11/8.6.11) id QAA29977; Mon, 4 Dec 1995 16:50:03 -0800 From: Rob Mallory Message-Id: <199512050050.QAA29977@wiley.csusb.edu> Subject: Re: df of cdrom bit hard To: julian@ref.tfs.com (Julian Elischer) Date: Mon, 4 Dec 1995 16:50:03 -0800 (PST) Cc: freebsd-scsi@freefall.FreeBSD.org In-Reply-To: <199512040733.XAA04323@ref.tfs.com> from "Julian Elischer" at Dec 3, 95 11:33:49 pm X-Mailer: ELM [version 2.4 PL22] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Content-Length: 700 Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk > > looks like a power glitch.. are those devices in an external cabinet? 3 scsi disks + HP1533A + plextor cdrom, all internal, in that order with plextor termination enabled, I can't remember if the dat has term power enabled. and one st31200W on the other end (internal). 300W power supply, external UPS. after the bus reset, the cdrom gave I/O errors, but the bus was not hung. I sync'd rebooted, and everything was fine. > OR > possibly the ncd drive detected a hang and reset the scsi bus.. I thought plextor 6-plex's were the "more friendly" type :) ...should I add a ribbon-->micro-D converter and terminate with an active terminator? -RM > > what do you think stefan? > julian >