Grub uses them too...But I changed them in grub.cfg and fstab (and
/etc/cryptab), and grub was still having issues...I tried both
update-grub /dev/sda and dpkg-reconfigure linux-image-3.2.0-2-amd64
(to rebuild the initramfs) and both gave me disk not found.

--b

On Fri, Apr 27, 2012 at 12:09 PM, Les Mikesell <lesmikesell AT gmail DOT com> 
wrote:
> On Fri, Apr 27, 2012 at 10:53 AM, Till Hofmann
> <hofmanntill AT googlemail DOT com> wrote:
>>
>>
>> You can change the UUIDs of your new drive so they match the ones of the old
>> drive.
>> tune2fs -U <NEWUUID> /dev/<HD-PARTITION>
>> see man tune2fs .
>>
>> Just make sure you don't mix up the two drives since they will have
>> identical UUIDs (which defeats the purpose of unique IDs).
>
> Or, boot with a live CD and edit the places where they are used -
> probably just /etc/fstab unless grub uses them too.
>
> If you are looking for a painless way to back up and restore a whole
> linux sustem, look at clonezilla-live which will do partition-image
> copies  or ReaR which will will do a traditional tar backup but will
> also build a boot ISO with a script to reconstruct your filesystem
> layout and restore it.  With a little fiddling you can adjust the
> destination sizes.   I'm not sure how either will mesh with encrypted
> disks, though.   I think ReaR could be tuned to do the parts of a bare
> metal restore that backuppc needs fairly easily since it is just a
> bunch of shell scripts.
>
> --
>   Les Mikesell
>     lesmikesell AT gmail DOT com
>
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