It got broken again by version mdadm - 3.2.5-1ubuntu0.2 , as described in (probably duplicate) "booting from raid in degraded mode ends in endless loop" Bug #1077650
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/728435 Title: raid1 boot degraded mode fails To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mdadm/+bug/728435/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs