Date: Tue, 9 Nov 2004 16:49:48 -0700 (MST) From: Warren Block <wblock@wonkity.com> To: Odhiambo Washington <wash@wananchi.com> Cc: freebsd-questions@freebsd.org Subject: Re: Nightly backup using CD-ROM - how do i? Message-ID: <20041109164018.R266@wonkity.com> In-Reply-To: <20041109133932.GB41233@ns2.wananchi.com> References: <20041109133932.GB41233@ns2.wananchi.com>
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On Tue, 9 Nov 2004, Odhiambo Washington wrote: > Now instead of the above, I would like to pipe the output > to be written to a CD-ROM mounted on the same box. I am > hoping burncd or some other app can be used to do that: > > tar czf - / | burncd -arg1 arg2 blah... tar czf - / | burncd -e -smax data - fixate That just puts raw data on the CD, so you'll have to pull it off as a file. You can use mkisofs to build an ISO filesystem so the CD will be readable on other systems. See the man pages for burncd and mkisofs. > So every night I just mount a blank CD and let a cron job > do the backup;) > > I know there could be gotchas, like when the CD is not empty, etc. tar has problems with special files; dump is better in that regard. There are other problems, like the size limits of CD or DVD. -Warren Block * Rapid City, South Dakota USA
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