root@prox:/var/log# cat /proc/mdstat
Personalities : [raid1]
md1 : active raid1 sda2[2] sdb2[1]
      243672952 blocks super 1.2 [2/2] [UU]
      [>....................]  resync =  1.5% (3863808/243672952) finish=776.4min speed=5147K/sec

md0 : active raid1 sda1[2] sdb1[1]
      523252 blocks super 1.2 [2/2] [UU]

unused devices: <none>