Personalities : [raid0] [raid1] [raid6] [raid5] [raid4] [raid10]
md126 : active raid1 sdb3[1]
      1462766336 blocks [2/1] [_U]

md127 : active (auto-read-only) raid1 sdb2[1]
      264960 blocks [2/1] [_U]

md2 : inactive sda3[2](S)
      1462766336 blocks

md1 : inactive sda2[2](S)
      264960 blocks

md0 : active (auto-read-only) raid1 sda1[0] sdb1[1]
      2102464 blocks [2/2] [UU]

unused devices: <none>