What Is Nested Virtualization? Nested Virtualization is a feature that allows you to run a virtual machine within a virtual machine while still using hardware acceleration from the host machine.Put simply, it allows you to run a vm inside of a vm. Enabling Nested Virtualization In Proxmox Everything we do will be done on the host system running Proxmox.Once enabled, the guest can take advantage of it. First we need to check to see if nested virtualization is enabled in Proxmox.

A template is a fully pre-configured operating system image that can used to deploy KVM virtual machines. Creating a special template is usually preferred over cloning an existing VM. Deploying virtual machines from templates is blazing fast, very comfortable and if you use linked clones you can optimize your storage by using base images and thin-provisioning. Steps to create Ubuntu cloud init template in Proxmox Choose your Ubuntu Cloud Image (replace with the url of the one you chose from above)