Kubernetes Introduction

Kubernetes is a portable, extensible and self-healing system software that automates, simplifies deployment and scaling of application containers. Kubernetes hides the underlying complexity of data center. It presents the data center as a big computer for running and managing container (inside pods).

Kubernetes cluster is the collection of computers managed by Kubernetes system software. Computers in the cluster are known as masters and nodes. Master is responsible for managing the cluster while nodes are the worker machines in the cluster who does all heavy lifting.

The master coordinates all activities in your cluster, such as scheduling applications, maintaining applications’ desired state, scaling applications and rolling out new updates.

Components of the master:

A node is a work machine in Kubernetes, it does all the heavy lifting such as maintaining running pods and providing the Kubernetes runtime environment.

Components of node:

Next: Kubernetes Namespace

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