Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5] [raid4] [raid10]
md1 : active raid1 sdb5[1]
      1173440 blocks super 1.2 [2/1] [_U]

md0 : active raid1 sdb1[1]
      975454016 blocks super 1.2 [2/1] [_U]

unused devices: <none>