s controlled through a simple graphical configuration utility. The user tells the configuration utility how to configure the Xserve cluster, how many nodes it has, how the network is configured, and how to use the individual drive bays in each Xserve. Each Xserve is then rebooted off the iPod, through the Xserve's FireWire interface. A script automatically executes and configures the Xserve, which takes about 15 minutes per system. "Mac OS X makes this all so terribly easy," said Van Etten.