# ls -l /vmfs/devices/disks
-rw------- 1 root root 5000981078016 Feb 1 10:04 t10.ATA_____HGST_HDN726050ALE610____________________NAG4P4YX____________

# vmkfstools -z /vmfs/devices/disks/t10.ATA_____HGST_HDN726050ALE610____________________NAG4P4YX____________ "/vmfs/volumes/Samsung 850 Pro/Ubuntu Storage/HGST_RDM_1.vmdk"

Tags: ESXi, passthrough, Raw Mapping, RDM, VMWARE