[GRLUG] RAID recovery
L. V. Lammert
lvl at omnitec.net
Thu Mar 6 09:49:47 EST 2014
Greg,
> Do this first to see the status of /dev/md0 (and any other md raid
> devices):
>
> cat /proc/mdstat
>
Of course, ..
> First make sure the drives are indeed failed and removed from the array:
>
> mdadm --manage /dev/md0 --fail /dev/sdb2
> mdadm --manage /dev/md0 --remove /dev/sdb2
> mdadm --manage /dev/md0 --fail /dev/sdd2
> mdadm --manage /dev/md0 --remove /dev/sdd2
>
> You have to re-add the drives back into the array, first.
>
> mdadm --manage /dev/md0 --add /dev/sdb2
> mdadm --manage /dev/md0 --add /dev/sdd2
>
> Then you can "watch cat /proc/mdstat" until things finish.
>
Bingo - that's the part that is buried in the HowTos I have seen, ..
thanks for confirming!
Lee
More information about the grlug
mailing list