So, do you want to transform your rigid and compartmented infrastructure, into a flexible and agile platform where you can dynamically deploy new services and adjust their capacity?. If the answer is yes, you want to build what is nowadays called a private cloud. More here

In this mini-howto, you will learn to setup such private cloud in 5 steps with Ubuntu and OpenNebula. We assume that your infrastructure follows a classical cluster-like architecture, with a front-end (cluster01, in the howto) and a set of worker nodes (cluster02 and cluster03).