code is a method for managing, configuring, and updating the entire software infrastructure at a datacenter using configuration files that are both ma- chine-readable and human-readable. The configuration fields into a web form. Instead, they use configuration files to manage every component of the datacenter, from bare metal servers to virtual machines to networking equipment. Automation reduces workload lead more and more sites to run multiple Kubernetes clusters. These clusters could be in a single datacenter on-premises, across multiple regions on a hyperscale, or in a hybrid cloud that combines the two