This recipe teaches you how to install the KVM virtualization software and create a new virtual machine. Virtualization allows us to take advantage of the hardware resources available to us by running multiple operating systems on the same physical system. The primary operating system is installed "bare-metal" and is known as the host OS. Then, special software is installed that allows the host to provide emulation or direct access to hardware resources. The resources are partitioned as virtual machines and several guest operating systems can then be installed and run on top of the host, each in their own virtual machine.
This recipe requires a CentOS system with a working network connection and a graphical user interface installed (refer to the Installing the GNOME desktop and Installing the KDE Plasma desktop recipes in Chapter 1, Getting Started with CentOS). Administrative privileges are also required, either by logging in with the root account...