On 09.02.2015 11:22, Wols Lists wrote: > On 09/02/15 09:55, Sebastian Parschauer wrote: >>>> Any ideas what i should do? Howto put the raid back together, possibly in >>>> live mode, without rebooting in rescue mode and risk long downtime? >> Just stop all arrays which aren't in use at the moment and assemble them >> manually. If they are already running degraded, then add the now >> unassociated disks to their respective running arrays. >> >> $ mdadm --stop /dev/md126 >> $ mdadm --stop /dev/md127 >> $ mdadm /dev/md1 --add /dev/sda1 >> $ mdadm /dev/md2 --add /dev/sda2 >> >> This could require some syncing but then everything should be normal again. > > This isn't just a Debian/Ubuntu problem - I run gentoo. Okay. > And isn't there a re-add option? That will hopefully just require a > recovery rather than a total resync. Yes, sure, --re-add should be tried first. If it doesn't work, then the --add option will definitely work. Cheers, Sebastian -- 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