The Ganglia Distributed Monitoring System: Design, Implementation, and Experience.
Matthew L. Massie, Brent N. Chun, and David E. Culler.
Parallel Computing, Vol. 30, Issue 7, July 2004.
[pdf]

Wide Area Cluster Monitoring with Ganglia
Federico D. Sacerdoti, Mason J. Katz, Matthew L. Massie, David E Culler. In Proceedings of the IEEE Cluster 2003 Conference, Hong Kong. [pdf] [ps]

Ganglia: Past, Present and Future
(This is a talk that Matt Massie gave November 5th, 2002 to the Linux User Group at Lawrence Berkeley National Labs)