Chapter 20. Xen

IN THIS CHAPTER

• Why Virtualization Is a Smart Idea

• Virtualization Versus Paravirtualization

• How Xen Works

• Installing Xen

• Setting Up Guest Operating Systems

• Runtime Configuration

• Reference

Xen is a powerful new virtualization system that enables you to run multiple operating systems on one computer. If you have ever used virtualization software such as VMware or Virtual PC, you have an idea how Xen works, except that it is faster, more powerful and, of course, completely free.

This chapter contains an introduction to the world of Xen: how it differs from normal virtualization solutions, how you can install it on your Fedora machine, and how to get it configured to best suit your environment.