deVops pathshala Blog – Notes for Me & You

   Are you confused about where to start your DevOps journey? This post will help you understand the complete DevOps learning path step by step. The roadmap image below shows all the important tools and concepts you should learn to become a successful DevOps Engineer in 2025 and beyond. ✅ What this roadmap covers: The correct learning order – from basics to advanced Most essential tools every DevOps engineer must know Cloud, container, automation, and CI/CD topics Real-world skills needed for job readiness 📌 Key Learning Stages: Linux Fundamentals – The base of every DevOps journey Version Control – Git & GitHub Scripting – Shell scripting and Python basics Containers – Docker and containerization Orchestration – Kubernetes fundamentals Cloud – AWS (or any major cloud provider) Configuration Management – Ansible Infrastructure as Code – Terraform CI/CD – Jenkins, GitHub Actions Monitoring & Logging – Prometheus, Grafana, ELK stack 🎯 How to use this roadmap: Don’t try...

                                                                            USER MANAGEMENT • Types of USER 1.Root user ( UID = 0) (SHELL= Login shell /bin/bash)  2. Local user ( UID = 1000 TO 6000) (SHELL=Login shell)  3. System user ( UID = 1 TO 999) (SHELL= Nologin shell /sbin/nologin)  • Type of GROUPS  1. Primary group  2. Secondary group  /etc/passwd = A file that contains “user” information  /etc/group = A file that contains “group” information                                                  COMMANDS   1. useradd = crate a new user useradd username                       ...