See following event in hostd log when unmounting an NFS.... the DSSYS change occurs for every VM even though it had no vdisks on the NFS, do you know why?
Un-subscribing virtual disk catalog for datastore /vmfs/volumes/....
Got DSSYS change: [N11HostdCommon18DatastoreSystemMsgE:0x000000ca7a28db90]DatastoreSystemMsg::DsChange{Type=DELETE, Msg=DatastoreDeletedMsg{DatastoreMsg{Type=2, MoId=xx.xx.xx.xx...........
Thanks