Have you ever confused about virtual disk with same size? then you can't choose who the right one? you can check with :
- SCSI ID
- UUID
- Windows
wmic diskdrive where index=0 get serialnumber
Please adjut index=0
to your needs, you can see the number of index from Disk Management.
- Linux
ll /dev/disk/by-id/
-
Windows
Disk management -> Choose the disk who want you to extend -> Properties -> See the Location number
-
Linux
ll /dev/disk/by-path/