Differences between Virtuozzo Server and OpenVZ
OpenVZ is a free, open-source virtualization solution available under GNU GPL. OpenVZ is the base for Virtuozzo Server, the commercial solution that builds on OpenVZ and offers additional benefits to customers.
Compared to OpenVZ, Virtuozzo Server has the following extra features and differences:
- Container and virtual machine backups
- Software-defined storage
- ReadyKernel
- Additional memory policies for vcmmd (see Configuring Automatic Memory Management Policies)
- Technical support
- Different installer
- Different default package set