Steps to reproduce:

1. esxi host or vcenter with windows guest vm with several disks on them (c:. d:, e: etc)
2. vmware template applied on them
3. done LLD discovery for vm
4. look at vm disk metrics - fs size, usage

Result:
See screenshot... LLD discovered disks all shares the same metrics from randomly one disk
Expected:
See screenshot.... adding disk drive item by hand with absent letter S: takes the same metrics. o.O