In this blog, I will demonstrate: What is ReplicationController? A ReplicationController (RC) ensures that a specified number of Pod replicas are always running. If a Pod crashes or is deleted accidentally, Kubernetes automatically creates another Pod. Responsibilities Lab-1: Create a Single Pod Create an nginx Pod. Output Check the Pod. Output Delete the Pod Output Check again. Output Notice that Kubernetes does not recreate the Pod because it is an

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A Kubernetes cluster consists of two main components: The recommended upgrade order is: In this tutorial, we will upgrade a Kubernetes cluster from v1.35.1 to v1.35.2 using kubeadm. Kubernetes Cluster Architecture Prerequisites Before starting the upgrade, ensure that: Current Cluster Version Example Output Part 1 — Upgrading the Control Plane The Control Plane manages the Kubernetes cluster. It is responsible for scheduling Pods, maintaining cluster state, handling API requests, and

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A Beginner-Friendly Guide to Docker Containers on AWS EC2 In today’s cloud-native world, Docker Containers have completely changed the way applications are developed, deployed, and managed. Containers are lightweight, fast, portable, and incredibly efficient compared to traditional virtual machines. In this blog, we will learn: ✨ What Docker is✨ Important Container Terminologies✨ How to Install Docker on AWS EC2✨ How to Run and Manage Containers✨ How to Launch an NGINX

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