I have just run into this same problem on both 18.04 Server and 19.04 Server Beta. After finding this bug report, I unplugged the drive array full of ZFS disks and the local write cache disk only to still run into the issue due to my nvme used for read cache.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1770173 Title: 18.04 install stuck on grub install when a zfs disk is present To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/os-prober/+bug/1770173/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
