On 02/04/2016 11:03 AM, Stefan Lamby wrote: > Good morning Phil. > I was hoping you are around - thanks for answering. > The distro is a ubuntu lts server version 14.04. > > I was able to chroot und grub-install /dev/sdb. > The system is booting again. The md0-Array needs to be fixed now. > > My docu for doing so is > mdadm --manage /dev/md0 --fail /dev/sda1 # mark as failed > mdadm --manage /dev/md0 --remove /dev/sda1 # remove failed disk from array > mdadm --manage /dev/md0 --add /dev/sda1 # add new disk to array (assumed > same or greater space for partition) > > Can you confirm this? You may also need "mdadm --zero-superblock /dev/sda1" before the add command. But if it's currently active in the array, why do you need to fail it? Phil -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html