And about the btrfs subvolume handling. Currently you must have @ as root volume. And that also means you will only be able to have on ubuntu/debian based system installed on btrfs.
See: https://help.ubuntu.com/community/btrfs#The_btrfs-tools_command_.27.27set-default.27.27_will_break_Ubuntu.27s_layout ** Changed in: ubiquity (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1060893 Title: Ubuntu messes up Kubuntu installation To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/1060893/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
