Applies to AFF/FAS systems ONTAP 9 Issue Volume and LUN are both thin provisioned. LUN is enabled space allocation. The LUN does not reflect space reclamation for VMWare datastore as expected. Cluster...Applies to AFF/FAS systems ONTAP 9 Issue Volume and LUN are both thin provisioned. LUN is enabled space allocation. The LUN does not reflect space reclamation for VMWare datastore as expected. Cluster1::*> lun show Vserver Path State Mapped Type Size --------- ------------------------------- ------- -------- -------- -------- svm1 /vol/vserver/vol1 online mapped vmware 8TB Offlining and onling the volume didn't help the cause.