On Fri, 10 Mar 2017 10:18:19 -0500 Robert Schultz <rob@xxxxxxxxxxxxxxxx> wrote: > >sudo mdadm --assemble --force /dev/md0 /dev/sdb /dev/sdc /dev/sdd > mdadm: Cannot assemble mbr metadata on /dev/sdb > mdadm: /dev/sdb has no superblock - assembly aborted > > Running the command with any of the disks says the same thing - no > superblock. But it seems that your array was/is on partitions, not disks, so why are you assembling with disks? Use sdb1 sdc1 sdd1 in the assemble command and try again. -- With respect, Roman -- 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