Virtual Appliances promise to provide a simple and cost-efficient way to distribute and deploy applications bundled with the underlying operating system as one unit. In the future, we are told, everything will be an appliance. Little has been done to make appliances manageable once they are deployed in large numbers. This talk focuses on the problems around virtual appliances and the tools and techniques to make them manageable. Learn about deploying, updating, and running customized stateless appliances.Learn how system administrators can better manage appliances and what developers need to do to produce them.