@@ 16472,7 16472,13 @@ passed.
@anchor{guix system vm}
Build a virtual machine that contains the operating system declared in
@var{file}, and return a script to run that virtual machine (VM).
-Arguments given to the script are passed to QEMU.
+Arguments given to the script are passed to QEMU as in the example
+below, which enables networking and requests 1@tie{}GiB of RAM for the
+emulated machine:
+
+@example
+$ /gnu/store/@dots{}-run-vm.sh -m 1024 -net user
+@end example
The VM shares its store with the host system.