2 Installation: Oracle Linux KVM The process to install the KVM user space packages on Oracle Linux involves these steps: Optional: Enable Yum Repositories if you want to install the Oracle KVM Stack. Important: This step is only required when using the Oracle KVM Stack. The Default KVM Stack is available in the standard core system repositories. For more details on which sources include the Default KVM Stack or the Oracle KVM Stack, see Virtualization Package Sources. Install Virtualization Packages. Optional: On UEK systems only, Switch KVM Stacks between the Default and Oracle KVM Stack.