VMDK File Does Not Shrink After Deleting Data in Guest OS on NFS Datastore Last updated Save as PDF Share Share Tweet Share Views:21Visibility:PublicVotes:0Category:ontap-9Specialty:VIRTLast Updated: Applies to ONTAP 9 NFS Plug-in for VAAI VMDK Issue After deleting files within the guest operating system (OS), the VMDK file size remains unchanged.