-One of the most important concepts in Kubernetes is Pods. The design of Pods is a lesson learned ([Borg paper section 8.1](http://static.googleusercontent.com/media/research.google.com/zh-CN//pubs/archive/43438.pdf)) from real world workloads, where in many cases people want an atomic scheduling unit composed of multiple containers (please check this [example](https://github.com/kubernetes/examples/tree/master/_archived/javaweb-tomcat-sidecar) for further information). In the context of Linux containers, a Pod wraps and encapsulates several containers into a logical group. But in HyperContainer, the hypervisor serves as a natural boundary, and Pods are introduced as first-class objects:
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