text: 3. For each of MDisk IDs that were obtained in the previous step, run the**lsmdisk mdiskID**
  
  command to discover MDisk controller and LUN information. Example 7-41 shows output 
  for MDisk 0. The output displays the back-end storage controller name and the controller 
  LUN ID to help you to track back to a LUN within the disk subsystem. 