Memory compression is enabled by default. You can use Advanced System Settings in the vSphere Web Client to enable or disable memory compression for a host.


  1. Browse to the host in the vSphere Web Client navigator.
  2. Click the Manage tab and click Settings.
  3. Under System, select Advanced System Settings.
  4. Locate Mem.MemZipEnable and click the Edit button.
  5. Enter 1 to enable or enter 0 to disable the memory compression cache.
  6. Click OK.