[oclug] Writing incremental backups to the same CDR(W)
oclug at raj.homelinux.com
Fri Nov 21 11:24:11 EST 2003
On Fri, 21 Nov 2003, Phil Tanguay wrote:
> Hey guys,
> I would like to be able to keep a CDR in my drive, and have a cron job drop a
> daily incremental backup on it, without having to swap CDs or master an ISO
> and all that jazz.
> I've been searching around, and the equivalent functionality in the Windows
> world is provided by Adaptec DirectCD... I've read that the UDF module/driver
> will do the same kind of thing, but the latest docs mention that it won't work
> for CDs at this point (which makes me wonder about its usefulness at all, but
> that's besides the point.)
> Anyways, any idea of how I could go about this ? My deltas are probably
> 100Kbs, at the most, so the ability to keep the same disk in the drive for
> long stretches of time is pretty important for convenience.
you could use the -multi option on cdrecord. That does have an overhead
on space used, but it will do what you want.
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