20.3 Preparing Fedora 31 for KVM Virtualization

Unlike Xen, it is not necessary to run a special version of the kernel in order to support KVM. As a result KVM support is already available for use with the standard kernel via the installation of a KVM kernel module, thereby negating the need to install and boot from a special kernel.

To avoid conflicts, however, if a Xen enabled kernel is currently running on the system, reboot the system and select a non-Xen kernel from the boot menu before proceeding with the remainder of this chapter.

The tools required to setup and maintain a KVM-based virtualized system are not installed by default unless specifically selected during the Fedora 31 operating system installation process. To install the KVM tools from the command prompt, execute the following command in a terminal window:

# dnf install qemu-kvm qemu-img libvirt virt-install libvirt-client

If you have access to a graphical desktop environment the virt-manager package...