Reporting on Hyper-v Servers for the following (and sorry if it is there I could not find it.)
Hosts Servers
-Processors
-Disks
-Size
-Free Space
-Fragmentation
-Ram
-Networks
Then on Guests
-# CPU
-Disk Type (Fixed, Dynamic, Differencing, etc)
-Size, Free Space, Fragmentation
- RAM
-Startup RAM, Total Ram, Dynamic/Static RAM, Lower/Upper Limit when Dynamic
This type of info would be valuable when trying to identify where a new guest should be moved to/deployed knowing what you have available at your finger tips.