In this episode of the "Oracle Solaris: In a Class By Itself: podcast series, our hosts Bill Nesheim, Chris Armes, and Charlie Boyle discuss how important Availability features are in Oracle Solaris. This includes reduction, even elimination, of unplanned downtime, and especially the heavy focus in Oracle Solaris 11 on great reduction of planned downtime, i.e. maintenance. In addition, Eve Kleinknecht, Product Manager for Oracle Solaris Cluster, joins the hosts to discuss recent developments in multi-system high availability and the great solutions that Oracle Solaris Cluster provides.