
Chapter 1. Introducing POWER7 Enterprise Server RAS and virtualization features 5
1.2.2 Virtualization
First introduced in the 1960s, computer virtualization was created to logically divide
mainframe systems to improve resource utilization. After many years of continuous evolution,
IT organizations all over the world use or implement various levels of virtualization.
Built upon the Power systems RAS hardware platform, IBM virtualization features allow for
great flexibility, hardware optimization, simple management, and secure and low cost
hardware-assisted virtualization solutions.
The following section summarizes the available virtualization technologies ...