mdstat

mdstat

 

mdadm  --detail /dev/md0

# cat /proc/mdstat
Personalities : [raid1] 
read_ahead 1024 sectors
md0 : active raid1 ide/host0/bus0/target0/lun0/part6[1]
ide/host0/bus1/target0/lun0/part6[0]
      6109888 blocks [2/2] [UU]