Oh, and Anders: your /boot partition is not an LVM volume is it? It should be the first primary partition on your first disk based on your grub command. Grub can not access LVM partitions so /boot must be a normal partition.
Oh, and Anders: your /boot partition is not an LVM volume is it? It should be the first primary partition on your first disk based on your grub command. Grub can not access LVM partitions so /boot must be a normal partition.