The Virtuozzo 7 installer is based on the RHEL7 installer, so installation process is simple and straightforward. To install Virtuozzo 7 Beta, you will need the distribution ISO image available at http://updates.virtuozzo.com/virtuozzo/releases/7.0-beta/x86_64/iso/VZ-7.0-beta-x86_64-DVD.iso.
You can install Virtuozzo directly on bare metal or in a virtual machine on a system with nested virtualization support (supported hypervisors are Parallels Desktop for Mac, VMware Fusion, VMware Workstation, and VMware ESXi). Make sure that nested virtualization support is enabled in your hypervisor.