Space reclamation priority defines how blocks deleted from a VMFS6 datastores are reclaimed on a LUN backing the datastore. By default, the LUN performs the space reclamation operation at a low rate. You can modify the default setting to disable the operation for the datastore.
- Browse to the datastore in the vSphere Web Client navigator.
- Select Edit Space Reclamation from the right-click menu.
- Modify the space reclamation setting.
Select this option if you want to disable the space reclamation operations for the datastore.
Reclaim space at a low rate.
- Click OK to save the new settings.
The modified value for the space reclamation priority appears on the General page for the datastore.