Your old arrays probably work because they got written to mdadm.conf during the update.
** Summary changed: - mdadm does not remember its actions correctly + [->UUIDudev] new array not assembled correctly after reboot ** Changed in: mdadm (Ubuntu) Status: New => Confirmed -- [->UUIDudev] new array not assembled correctly after reboot https://bugs.launchpad.net/bugs/469574 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs