I did a reboot now without the spare (i did all this because i had a remote server without grub ;) ) and after the reboot from kernel 2.6 to kernel 3.2 adding the spare worked for some reason.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/999076 Title: mdadm 0.9 metadata at the end of the disk confuses grub To manage notifications about this bug go to: https://bugs.launchpad.net/grub/+bug/999076/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs