text: **MDisks on the selected external system**
  
  Figure 5-6 List showing overprovisioned external storage 
  
  You also see a warning when assigning MDisks to pools if the MDisk is on an 
  overprovisioned external storage controller. 
  
  (cid:2)**System Health**
  
  This section indicates the status of all critical system components, which are grouped in 
  three categories: Hardware, logical, and connectivity components. When you click 
  **Expand**, each component is listed as a subgroup. You can then navigate directly to the 
  section of GUI where the component that you are interested in is managed from (see 
  Figure 5-7). 