Hard Drive upgrade with Fedora 12 installed

[Tom H]

>> It is not a difficult operation: you just copy all the files and
>> then repair the boot process. As always, the devil is in the details.

> How do I determine the filesystem UUIDs? That's always been a mystery to me.

Many ways :)

blkid /dev/sdaX or blkid /dev/sda*
file -s /dev/sdaX or file -s /dev/sda*
ls -l /dev/disk/by-uuid

If the filesystem is ext2/ext3
tune2fs -l /dev/sdaX

vol_id can also be used if you still have it.