text: Capacity and space saving reporting is available in the storage pool views, and Out of space 
  warning thresholds are configured at the storage pool level. You can check savings with the 
  GUI Pools view, GUI Dashboard, or by using the CLI command**lsmdiskgrp**with the DRP pool 
  ID or name as a parameter, as shown in Example 10-10. 
  
  Example 10-10 Pool savings monitoring 
  
  IBM_Storwize:ITSOV7K:superuser>lsmdiskgrp 3 
  id 3 
  name Pool1 
  <...> 
  capacity 8.64TB 
  free_capacity 7.53TB 
  virtual_capacity 1.79TB 
  used_capacity 882.38GB 
  real_capacity 883.95GB 
  overallocation 20 
  <...> 
  tier tier0_flash 
  tier_mdisk_count 0 