On February 1, 2010, Microsoft announced general availability of the Windows Azure cloud platform and infrastructure. Windows Azure supports both Microsoft Windows and Linux server operating systems. Windows Azure is a platform-closed source, but client SDK is open source.
In the previous demonstrations, scripts have been used to create the cluster. But it can be as easy to use the interface provided by Windows Azure to get the same result if needed to create a small cluster.
The prerequisites for Windows Azure are: