Burning a backup to DVD-DL

[Robin Laing]

Kevin J. Cummings wrote:
> Gabriel M. Elder wrote:
> 
>>On Sat, 2006-11-11 at 20:35 -0500, Kevin J. Cummings wrote:
>>
>>>Hi Folks,
>>>	I have a backup of my system in an "exustar" .star archive file.  Its
>>>7.5 GB in size.  I want to write this file to a Double Layer DVD+R disk
>>>which claims to be 8.5GB in capacity.  I have tried growisofs, and K3B,
>>>and I can't seem to find the magic incantation which will allow me to do
>>>this:
>>>

[SNIP]

> 
> Yeah, and I'm so behind reading this email list that I just got to the
> discusion of 10/09/06 on the same subject!  Net result of that
> discussion was no conclusion either!
> 
> OTOH, I've done a *lot* of googling on this and related subjects today,
> and there has been good results from people burning DL videos (remember,
> each VOB file must be <=1GB in size, so no size limitations there).  Its
> the pure data DVDs that have problems.  I guess that explains why
> Microsoft puts so many damn .CAB files on their DVDs.  Keeps the
> individual file sizes relatively small.
> 
> I have come to understand that growisofs will burn a large .iso image
> file correctly, you just have to be able to build it (and we're back to
> the mkisofs contained file size limitation again).
> 

I think this is a good case to use rar files.  You can break the files 
down and then create redundancy code if you want.  I use rar to backup 
if the files are larger than a single DVD.  This allows me to use cheap 
DVD's.
-- 
Robin Laing