Virtualization fundamentals

- [Instructor] Modern server architecture … is based on virtualization. … This generally refers to the creation of virtual machines … that operate like real standalone systems. … The operating system of the virtual machines … have been abstracted from the underlying hardware. … This means that a hypervisor, or server … running a virtualization platform, … can run multiple virtual machines … with Windows and Linux on the same physical server. … Virtualization allows enterprises … to shrink the number of physical servers … required to operate their applications. … Since virtual machines can share the resources … of a single physical server, … enterprises save money on physically purchasing servers, … save money on maintaining that physical infrastructure, … and can see savings in power utilization. … Virtual environments can also clone … or duplicate virtual machines easily … for system testing and building. … Most hypervisors also have the ability to create snapshots. … This creates a snapshot of the system in time …