From owner-freebsd-questions Wed Feb 25 15:14:10 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id PAA20802 for freebsd-questions-outgoing; Wed, 25 Feb 1998 15:14:10 -0800 (PST) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from allegro.lemis.com (allegro.lemis.com [192.109.197.134]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id PAA20712 for ; Wed, 25 Feb 1998 15:13:51 -0800 (PST) (envelope-from grog@lemis.com) Received: from freebie.lemis.com (freebie.lemis.com [192.109.197.137]) by allegro.lemis.com (8.8.7/8.8.5) with ESMTP id JAA11732; Thu, 26 Feb 1998 09:43:29 +1030 (CST) Received: (from grog@localhost) by freebie.lemis.com (8.8.8/8.8.7) id JAA01612; Thu, 26 Feb 1998 09:43:29 +1030 (CST) (envelope-from grog) Message-ID: <19980226094328.48933@freebie.lemis.com> Date: Thu, 26 Feb 1998 09:43:28 +1030 From: Greg Lehey To: Jason Hudgins , Rob Nelson Cc: freebsd-questions@FreeBSD.ORG Subject: Re: using dump with a DAT References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.89i In-Reply-To: ; from Jason Hudgins on Wed, Feb 25, 1998 at 04:01:21PM -0600 WWW-Home-Page: http://www.lemis.com/~grog Organization: LEMIS, PO Box 460, Echunga SA 5153, Australia Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-41-739-7062 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Wed, 25 February 1998 at 16:01:21 -0600, Jason Hudgins wrote: >>> I have a Seagate DAT that I've been dumping backups too. The DAT is >>> supposed to have a 4 gig capacity (uncompressed) when writing to a 120m >>> tape. Can anyone PLEASE tell me the proper density/tape length to get >>> 4 gigs out of this thing? So far I've been using a density of 61000 and a >>> length of 6000, which will store about 2 gigs..and works fine, but I >>> REALLY need to get 4 gigs out of it...or at least 3. >> >> Try using the -a option and drop the length and density options. If your drive >> reports EOM properly it should work just fine. > > I've tried that.. it doesn't work.. it just hits the end of the tape and > the bugs out with write errors.. =( Unfortunately, the tape driver currently returns an I/O error indication when it hits end of tape. They're working on it, but it's more complicated than it appears. Greg To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message