Product : Oracle, Oracle VM/3.3, x86 Edition
Feature : Hypervisor Details/Size, General, Hypervisor
Content Owner:  Roman Macek
Summary
Xen Hypervisor - Bare Metal - Java Based Centralizaed Management Interface
Details
The Hypervisor is less than 1.5 GB plus the Swap that will vary accordingly with the RAM. More info on: http://docs.oracle.com/cd/E50245_01/index.html