Getting Hardware UUID
Every system has a universally unique identifier (UUID) value set onto the system. The UUID is a 128-bit value typically displayed in lowercase hexadecimal digits in 5 groups separated by dashes. An example UUID would look like
While software packages may make use of pseudo random UUIDs, this article will cover only system hardware UUIDs.
You may get the UUID value from PowerShell.
> get-wmiobject Win32_ComputerSystemProduct | Select-Object -ExpandProperty UUID
Linux / FreeBSD
dmidecode utility to get the UUID
# dmidecode -s system-uuid
You may need to install
dmidecode since it usually isn't bundled with the base OS. On FreeBSD, it's available in ports at
To get the UUID of the physical machine that your ESXi server is running on, login via SSH and run:
# esxcfg-info | grep -i uuid
You will see a bunch of UUIDs, most of which pertain to disks/volumes. What you are looking for is: