On 06/13/2011 12:14 AM, Robert Spanjaard wrote: > It does have an ext3 file system. I don't think you can format a drive > without setting up a file system. > Yes, you can (even with data on it), but it's still classified as beta, so, the usual applies. sudo apt-get install btrfs-tools sudo btrfs-convert /dev/sda% reboot Regards - Goh Lip