OpenVZ is a virtualization-aware (modified) kernel that supports isolated user-spaces, VPS, with a set of user-tools for management. For example, you can easily create a new VPS from the command line.

These differences indicate that in Chrome, cross-principal (or - site) protection takes place in its rendering processes and its plugin process, in addition to its browser kernel.

Operating system-level virtualization is a server virtualization method where the kernel of an operating system allows for multiple isolated user-space instances.