I recently tried booting Ubuntu 13.04 with a zfs root file system; after the zfs 0.6.1 kernel module was released.  I set this up as a guest on Virtualbox.  Please read the instructions here for Ubuntu: https://github.com/zfsonlinux/pkg-zfs/wiki/HOWTO-install-Ubuntu-to-a-Native-ZFS-Root-Filesystem Above link is very accurate for Ubuntu but I had just a couple small differences for Ubuntu 13.04 … Continue reading Booting Ubuntu on a ZFS Root File System