411 REFERENCE · Wikibooks
Building a Beowulf Cluster/Installation, Configuration, and Administration/Diskless Boot
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
There are plenty of reasons one may choose to do a diskless boot for a cluster. For instance, when using old computers do build a beowulf, the use of their old hard disks devices would make the system less reliable, due to their probability of failure.