You will also need to add the names of the machines that provide resources (see Creating Machines).
Example 3-2. Let's define machines called colony and blue.
$ gmkmachine -d "Linux Cluster" colony
Successfully created 1 Machine
$ gmkmachine -d "IBM SP2" blue
Successfully created 1 Machine
$ glsmachine
Name Active Architecture OperatingSystem Description --------- --------- ------------------ ---------------------- ------------------- colony True Linux Cluster blue True IBM SP2