Reclaim the space from a core dump file

Author : Svetlana Voskoboinikova

URL : http:////docs.vmware.com/en/VMware-vSphere/6.0/com.vmware.vsphere.storage.doc/GUID-0734F24A-C019-4F56-A183-BB58AA1A1390.html

Topic Name : Deactivate and Delete a Core Dump File

Publication Name : vSphere Storage

Product/Version : VMware vSphere/6.0

Question :

I removed a 500GB core dump file using 'esxcli system coredump file remove -f...' and the space has not been reclaimed.  Is there a way to force the space to be freed up and made available to my datastore?