From owner-freebsd-questions Sun Oct 10 19:26: 7 1999 Delivered-To: freebsd-questions@freebsd.org Received: from cc942873-a.ewndsr1.nj.home.com (cc942873-a.ewndsr1.nj.home.com [24.2.89.207]) by hub.freebsd.org (Postfix) with ESMTP id 2483514C2A for ; Sun, 10 Oct 1999 19:26:04 -0700 (PDT) (envelope-from cjc@cc942873-a.ewndsr1.nj.home.com) Received: (from cjc@localhost) by cc942873-a.ewndsr1.nj.home.com (8.9.3/8.9.3) id WAA29706; Sun, 10 Oct 1999 22:28:08 -0400 (EDT) (envelope-from cjc) From: "Crist J. Clark" Message-Id: <199910110228.WAA29706@cc942873-a.ewndsr1.nj.home.com> Subject: Re: Why use tape for backups? (was: backup method reccommendation?) In-Reply-To: <19991011112417.S78191@freebie.lemis.com> from Greg Lehey at "Oct 11, 1999 11:24:17 am" To: grog@lemis.com (Greg Lehey) Date: Sun, 10 Oct 1999 22:28:08 -0400 (EDT) Cc: patl@phoenix.volant.org, a.genkin@utoronto.ca (Arcady Genkin), freebsd-questions@FreeBSD.ORG Reply-To: cjclark@home.com X-Mailer: ELM [version 2.4ME+ PL54 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Greg Lehey wrote, > On Sunday, 10 October 1999 at 18:33:35 -0700, patl@phoenix.volant.org wrote: > > On 10-Oct-99 at 18:05, Arcady Genkin (a.genkin@utoronto.ca) wrote: > >> This discussion of backups to tape reminded me that I have always > >> wondered, why do some people chose tape as backup solution for desktop > >> pc's. [snip] > > If you want multiple generations; and/or have many disks or systems > > to backup, you can't beat the price per bit or reliability of tape. > > This used to be the correct answer. I'm no longer sure it is. > Certainly I think that the current generation of tape units is *much* > less reliable than hard disk. The media are cheaper, but when I > consider the number of DDS drives I wore out doing regular daily > backups, I think that backing up to disk might have been cheaper. Which is why I do both. Daily incrementals go to HDD, and the weekly level 0's that are archived "forever[0]" go on tape. [0] How long this is is a very ugly and complicated question... which I will once again learn next week trying to get some old code off our old (10+ years) VAX backups tapes. But I'm not starting that thread. -- Crist J. Clark cjclark@home.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message