You can delete any type of VMFS datastore, including copies that you have mounted without resignaturing. When you delete a datastore, the datastore and all the files associated to the datastore are removed from the host.
Remove all virtual machines from the datastore.
- Click Storage in the VMware Host Client inventory and click Datastores.
- Right-click the datastore from the list and select Delete from the drop-down menu.
- Click Confirm to delete the datastore.