How Kubernetes Works

Learn how Kubernetes, clusters, and the worker node and its components work.

Worker node

A worker node can be any physical or virtual machine where containers are deployed. Every node in a Kubernetes cluster must run a container runtime like Docker.

The worker node contains the following components:

  • Container runtime
  • kubelet
  • kube-proxy

These components run on every node and are responsible for maintaining running Pods and providing the Kubernetes runtime environment.

kubelet

The kubelet is an agent or a utility running on each worker node. It’s ...