I wanted to backup my entire server, which is hosted. So I used dd and gzip to make the file smaller. The disk was 500GB, but with less than 5% used. I managed to dd the whole partition into a 200 ...
With an Ubuntu Live Disc, I have copied my Ubuntu 10.04 installation to a new harddisk (with the same hardware). However, it doesn't boot, since I think I still need to set up grub for this new ...