Carlo Podda is a System Administrator responsible for the /High Performance Computing Group at CRS4. He holds a Diploma (B. Sc.) degree (1998) in Computer Science from University of Cagliari. He joined CRS4 in 1999 as General Purpose System Administrator. At the beginning he worked on and administered all the principal Unix systems: IBM AIX, HP UX, SGE IRIX, SUN Solaris/SunOS. In the 2001 he joined the newly created High Performance Compunting group. His current interests include Beowulf Clusters, Clusters Scheduler and High Availability Services.