Prabhat Korshub Blogs

  Introduction Welcome to the Complete Terraform IAC Development Bootcamp , your one-stop guide to mastering Infrastructure as Code (IaC) using Terraform. Whether you're a cloud enthusiast, DevOps engineer, or software developer, Terraform can help you automate infrastructure management with precision and reliability. But what makes Terraform so powerful? Imagine you could create, manage, and destroy entire cloud environments with just a few lines of code—Terraform makes this a reality. What is Terraform? Terraform is an open-source Infrastructure as Code tool created by HashiCorp . It enables users to define and provision data center infrastructure using a simple, human-readable configuration language called HCL (HashiCorp Configuration Language) . Simply put, Terraform automates the process of building infrastructure across multiple cloud providers—like AWS, Azure, and Google Cloud—saving time, effort, and reducing human error. Why Terraform is Essential for DevOps In mo...

 In today’s cloud-native world, Kubernetes has become the gold standard for container orchestration — powering applications across startups, enterprises, and global tech giants. If you’re a developer aiming to stand out in the DevOps or cloud ecosystem, the Certified Kubernetes Application Developer (CKAD) certification is your ticket to success in 2025. This blog walks you through everything you need to know — from the exam structure and preparation strategy to real-world benefits and career impact. 🚀 What Is the CKAD Certification? The CKAD (Certified Kubernetes Application Developer) certification, offered by the Cloud Native Computing Foundation (CNCF) in collaboration with The Linux Foundation , validates your ability to design, build, configure, and deploy cloud-native applications on Kubernetes. It’s designed specifically for developers , unlike the Certified Kubernetes Administrator (CKA) , which focuses more on cluster operations and management. 🎯 Why You Shou...

 In today’s data-driven world, observability is not a luxury—it’s a necessity. Whether you’re a DevOps engineer, system administrator, or data analyst, mastering Grafana can dramatically improve your ability to monitor system health, visualize performance, and respond to issues before they affect users. In this blog, we’ll explore how you can master Grafana —from building interactive dashboards to automating alerts—so you can monitor systems like a pro . 🚀 What Is Grafana? Grafana is an open-source platform for observability, analytics, and visualization . It connects with multiple data sources (like Prometheus, InfluxDB, ElasticSearch, AWS CloudWatch, and MySQL ) to help you create beautiful, real-time dashboards. Whether it’s infrastructure metrics, application logs, or business KPIs , Grafana makes complex data easier to understand and act upon. 🎯 Why You Should Learn Grafana Here’s why Grafana is one of the most valuable tools for IT professionals and data engineer...

  Introduction Welcome to The Complete Jenkins DevOps CI/CD Pipeline Bootcamp —your all-in-one guide to mastering Jenkins, the backbone of modern DevOps automation. If you’ve ever wondered how tech giants like Netflix, Amazon, or Spotify push updates seamlessly, the answer lies in Continuous Integration and Continuous Deployment (CI/CD) —powered by tools like Jenkins . Jenkins is not just another tool; it’s the heart of automation in DevOps. It helps developers integrate, test, and deploy code faster while maintaining quality and consistency. Understanding DevOps and CI/CD What is DevOps? DevOps is the perfect blend of Development and Operations . It bridges the gap between developers and IT teams, promoting faster delivery, collaboration, and automation across the software lifecycle. The CI/CD Philosophy CI/CD stands for Continuous Integration and Continuous Deployment . Continuous Integration (CI): Automates code integration and testing. Continuous Deployment (C...

 In today’s fast-paced software development world, containerization has become a game-changer. Among all container technologies, Docker leads the way by enabling developers and DevOps engineers to build, ship, and run applications seamlessly. This Docker MasterClass will walk you through the key components: Docker, Docker Compose, Docker Swarm , and how they fit into DevOps practices . 🚀 What is Docker? Docker is an open-source containerization platform that allows you to package applications with all their dependencies into lightweight, portable containers. Unlike traditional virtual machines, containers share the same OS kernel, making them faster, efficient, and resource-friendly . Key Benefits of Docker: Consistency across development and production. Lightweight and faster than virtual machines. Simplifies deployment and scaling. Easy integration with CI/CD pipelines. 🛠️ Docker Compose: Orchestrating Multi-Container Apps While Docker runs a single con...

  Introduction If you’ve ever worked with cloud computing, DevOps, or modern application development, chances are you’ve already come across YAML . From Kubernetes to Docker Compose, YAML has quietly become the backbone of configuration files. But understanding YAML is just the beginning — mastering JSON and JSONPath will take your skills to the next level. This article is your complete roadmap to becoming a YAML, JSON, and JSONPath master from zero to pro . Understanding the Basics of YAML YAML stands for “ YAML Ain’t Markup Language. ” It’s a human-friendly data serialization format designed for configuration and data exchange. Unlike XML or JSON, YAML focuses on simplicity and readability. Think of YAML as the “plain English” of data formats — clean, structured, and easy to scan. Why Learn YAML? YAML is everywhere in modern tech. Here’s where you’ll encounter it: DevOps : Kubernetes manifests, Docker Compose files Automation : Ansible playbooks, CI/CD pipelines ...