Demystifying Container Isolation: Namespaces and Control Groups Explained

Introduction If you’ve been working with containers like Docker or Kubernetes, you’ve probably heard terms like “namespaces” and “cgroups” thrown around. But what are these technologies exactly, and why should you care about them? Think of containers as special apartments in a large building. Each apartment needs its own private space and a fair share … Read more

Docker Container Creation Flow: A Simple Guide

Introduction Have you ever wondered what happens when you type a simple docker run command? While it might seem like magic, there’s a fascinating sequence of events that unfolds behind the scenes. In this blog post, I’ll break down the Docker container creation process in simple terms that anyone can understand. The 8-Step Journey of a Docker … Read more

Optimizing Docker Image Size for Java Applications: Multi-Stage Builds & JLink Explained

Introduction: In the fast-paced world of application deployment, optimizing Docker images is essential for enhancing efficiency and scalability. Large Docker images can slow build times, increase storage costs, and complicate deployments. This blog explores practical techniques for optimizing Docker images, focusing on multi-stage builds and JLink. We will use the Spring PetClinic application as a … Read more