A node is a work horse in Kubernetes' architecture. It may be a virtual or physical machine, depending on your infrastructure. A worker node runs the tasks as instructed by the Master node, which we will explain very soon. Nodes (in the earlier Kubernetes life, they were called Minions) can run one or more Pods. They provide an application-specific virtual host in a containerized environment.
The following diagram shows the contents of a node:
As you can see in the previous diagram, a node in Kubernetes has some processes running inside, and each is very important. Let's ...