On 03/31/2015 05:52 PM, Phil Turmel wrote: > On 03/31/2015 05:41 PM, Dave Stevens wrote: >> Quoting Brad Campbell <brad@xxxxxxxxxxxxxxx>: >> >>> md12 has claimed sda2 and md10 has sdb&c. Try this >>> >>> mdadm --stop /dev/md12 >>> mdadm --stop /dev/md10 >>> mdadm --assemble --force /dev/md13 /dev/sd[abc]2 >> >> I owe you a beer, Brad! Now I only have to mount the LVM partition, >> retrieve the Xen domains and rejig the management tools so I can do a >> meaningful backup and restore but this is the bit I couldn't get my head >> around. > > If you did this with those three disks, you are likely to have random > data corruption from the older mirror. If so, stop and re-assemble with > just the last good disks. Let me clarify: you only had *two* working disks for a month or so before the array finally died. Only assemble those two. 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