Virtualization Essentials

Working with Virtual Machines

Virtual machines exist as two physical entities: the files that make up the configuration of the virtual machines and the instantiation in memory that makes up a running VM once it has been started. In many ways, working with a running virtual machine is very similar to working with an actual physical server. Like a physical server, you can interact with it through some type of network connection to load, manage, and monitor the environment or the various applications that the server supports. Also like a physical server, you can modify the hardware configuration, adding or subtracting capability and capacity, though the methods for doing that and the flexibility for doing that are very different between a physical ...