Public bug reported: There is not an option to create md devices
And mdadm isn't installed in the 17.04 iso when running from the live image root@ubuntu:~# mdadm The program 'mdadm' is currently not installed. You can install it by typing: apt install mdadm ** Affects: grub-installer (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1669112 Title: Ubuntu 17.04 installation does not recognize md devices To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/1669112/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs