Lesson 2.1

Pods, ReplicaSets, and Deployments

You declare a desired state and the controller works towards it. A Deployment is how you express "n copies of this, updated this way".

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Overview

What this lesson covers

  • Read the pod, ReplicaSet, and Deployment relationship
  • Declare desired state and let controllers converge
  • Configure readiness and liveness probes

This lesson sits in Kubernetes Core Objects, part of DevOps with Docker and Kubernetes. It assumes what came before it and leads directly into the next lesson in the module.

In this lesson you will:

  • Read the pod, ReplicaSet, and Deployment relationship
  • Declare desired state and let controllers converge
  • Configure readiness and liveness probes

Resources

Kubernetes documentation

The official reference for the tools used in this lesson.