From owner-freebsd-scsi Sat Aug 14 8:59:56 1999 Delivered-To: freebsd-scsi@freebsd.org Received: from rip.psg.com (rip.psg.com [147.28.0.39]) by hub.freebsd.org (Postfix) with ESMTP id 0499E1504F for ; Sat, 14 Aug 1999 08:59:51 -0700 (PDT) (envelope-from randy@psg.com) Received: from localhost (1549 bytes) by rip.psg.com via sendmail with P:stdio/R:inet_resolve/T:smtp (sender: ) (ident using unix) id for ; Sat, 14 Aug 1999 08:59:19 -0700 (PDT) (Smail-3.2.0.101 1997-Dec-17 #1 built 1999-Apr-1) Message-Id: Date: Sat, 14 Aug 1999 08:59:19 -0700 (PDT) From: Randy Bush MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit To: Wilko Bulte Cc: freebsd-scsi@freebsd.org Subject: Re: dump to dlt gets write error References: <19990813191646.A57450@Denninger.Net> <199908140920.LAA53941@yedi.iaf.nl> Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org >> Put the DLT on a different SCSI bus (different host adapter) from the disks. >> >> Specifically, separate the fast/wide and narrow SCSI devices. >> >> I've seen both DLTs and other "non-wide" devices have kittens with disks >> running fast/wide on the same SCSI bus. It usually manifests itself as >> an I/O error on the narrow device - which is exactly what you're getting. > > I've been doing this for years and it works just fine: i have been doing it for many months, and it was fine. i suddenly hit the problem yesterday. i was very frustrated, so went and ate some sushi. i came back, and it worked just fine. no other changes except sushi (not a hot day, tape was not preloaded in drive to heat up in any of the tests, ...). and i tried again this morning, now using -CURRENT as of last night, and it backs up just fine, and on one of the same tapes that failed last afternoon. > You can also pull the error logs from within the DLT drive itself. Try > the script below: thank you! > Don't ever run cleaning tapes on a DLT drive unless the 'Use cleaning tape' > LED comes on. again, thanks. seems wise advice. randy, aka hamachi-breath To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message