gbde and geli - differences

[RW]

On Sat, 24 Mar 2007 20:10:11 +0100 (CET)
Wojciech Puchar <wojtek at tensor.gdynia.pl> wrote:

> >> why there are both? what should i use to have better chance i will
> >> be able to recover data after say 10 years knowing password?
> >
> > I presume it's to do with geli using OpenSSL libraries and so
> > picking-up hardware acceleration where available. I think gdbe is
> > being sidelined.
> 
> i switched to geli, making all my encrypted partition DVD sized, so i
> can back it up encrypted by writing whole device to DVD.
>

How do you actually write the partition to the DVD?

And can the DVD be mounted, or is it just a backup?

If you do mount them, I'm wondering why you don't get the problem I had
with the md filesystem.