Oracle's VMware division is known for their application server.  It is a great way to accelerate e-business.  The deployment of the e-business suite on the VMware infrastructure is one of the key aspects that separates this product from its competitiors.

Here is a great link that has a white paper and multiple deployment guides:
http://vmware.com/solutions/partners/alliances/oracle-applications.html

This should really help everyone get a better grasp of what the VMware Oracle application server can do for their respective businesses.