From owner-freebsd-hardware Wed Nov 5 06:50:59 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id GAA13485 for hardware-outgoing; Wed, 5 Nov 1997 06:50:59 -0800 (PST) (envelope-from owner-freebsd-hardware) Received: from superior.mooseriver.com (dynamic56.pm05.sf3d.best.com [209.24.235.56]) by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id GAA13480 for ; Wed, 5 Nov 1997 06:50:55 -0800 (PST) (envelope-from jgrosch@superior.mooseriver.com) Received: (from jgrosch@localhost) by superior.mooseriver.com (8.8.7/8.8.5) id GAA07084; Wed, 5 Nov 1997 06:50:30 -0800 (PST) Message-ID: <19971105065029.36729@mooseriver.com> Date: Wed, 5 Nov 1997 06:50:29 -0800 From: Josef Grosch To: Chris Stenton Cc: hardware@FreeBSD.ORG Subject: Re: Seagate 24GB DAT drive Reply-To: jgrosch@superior.mooseriver.com References: <199711051005.KAA00479@hawk.gnome.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.79 In-Reply-To: <199711051005.KAA00479@hawk.gnome.co.uk>; from Chris Stenton on Wed, Nov 05, 1997 at 10:05:52AM +0000 Sender: owner-freebsd-hardware@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk On Wed, Nov 05, 1997 at 10:05:52AM +0000, Chris Stenton wrote: > > I have just got hold of a Seagate 24GB DAT drive and have come across an > interesting problem in that it works fine for blank tapes and can read tapes > produced on my old HP DAT but I can't write onto any of these old tapes. > Even mt erase does not work. It seems that if there is data on the tape it > looks for a special marker at the beginning of the tape; if it does not > find it it gives a media error. Is this a problem with all Seagate DAT > drives or just the 24GB version? > > I have bumped into a simular problem with my HP 4GB DAT drive. It would just refuse to write to some old tapes even after I ran these tapes though a bulk erasure. I could not find a rhyme or reason for this. My solution was to write a few end-of-tape marks at the beginning of the tape. Like so: mt -f /dev/rst0 weof 5 I do not totally understand why this should work but a little cargo cult never hurt anyone ;-) Josef -- Josef Grosch | Another day closer to a | FreeBSD 2.2.5 jgrosch@MooseRiver.com | Micro$oft free world | UNIX for the masses