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Linux for DevOps Engineers

Zero to Hero - Complete Practical Guide

Linux for DevOps Engineers
Bibek Chaudhary

Master Linux from zero to senior DevOps engineer with this comprehensive production-grade guide. Covers 1500+ commands, 500+ interview questions, and 100+ real-world troubleshooting scenarios.

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About the Book

Linux for DevOps Engineers: Zero to Hero is a massive, production-grade training manual designed to take a reader from absolute Linux fundamentals to senior-level DevOps engineering. Unlike traditional textbooks that focus purely on theory, this book is built as a practical, hands-on reference for system administrators, Site Reliability Engineers (SREs), cloud engineers, and DevOps professionals who need to manage, automate, and troubleshoot real-world infrastructure.

The book is staggering in its scope, covering 24 progressive sections, over 1,500 Linux commands, 500+ interview questions, 100+ real-world production troubleshooting scenarios, and 16 hands-on projects ranging from mini-scripts to enterprise-grade DevOps platforms.

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About the Author

Bibek Chaudhary

Contents

Table of Contents

📚 Complete Table of Contents

This production-grade training manual covers 24 progressive sections, taking you from absolute Linux fundamentals to senior-level DevOps engineering.

Part 1: Linux Foundation
  1. Chapter 1: Introduction to Linux

    What is Linux, history, why it dominates DevOps, distributions, architecture, and the boot process

  2. Chapter 2: Linux Installation

    Install on VirtualBox, VMware, AWS EC2, Azure VM, GCP Compute Engine, WSL, and dual-boot

  3. Chapter 3: Linux Basics - Essential Commands

    Master foundational commands: navigation, files, identity, time (30+ core commands)

  4. Chapter 4: Linux File System

    Directory hierarchy, inodes, links, disk management, partitions, and file systems

  5. Chapter 5: Users, Groups, and Authentication

    User lifecycle, password management, sudo, session auditing, and production user management

  6. Chapter 6: Permissions and Access Control

    Standard permissions, ownership, umask, ACLs, and special bits (SUID, SGID, sticky)

  7. Chapter 7: Text Processing Toolkit

    Master the Unix philosophy: cat, grep, awk, sed, cut, sort, uniq, and pipeline patterns

  8. Chapter 8: Text Editors - vi, vim, nano

    Production-grade editor configuration and advanced techniques

  9. Chapter 9: Archive and Compression

    tar, gzip, bzip2, xz, zip, zstd - back up and transfer files efficiently

Part 2: System Administration & Networking
  1. Chapter 10: Process Management

    ps, top, htop, kill, systemd, journalctl, cron - control what runs on your system

  2. Chapter 11: Networking

    ip, ss, ping, dig, curl, ssh, scp, rsync - the network is the computer

  3. Chapter 12: Package Management

    apt, dnf, rpm, dpkg, snap, flatpak - install, update, and manage software

  4. Chapter 13: Logs and Logging

    journalctl, syslog, rsyslog, logrotate - read, manage, and rotate system logs

Part 3: Automation, Security & Storage
  1. Chapter 14: Shell Scripting Mastery

    Variables, arrays, functions, loops, conditions, debugging, and 100 practical scripts

  2. Chapter 15: Linux Security

    SELinux, AppArmor, iptables, firewalld, fail2ban, auditd, OpenSSL, GPG - harden your systems

  3. Chapter 16: Advanced Storage

    LVM, RAID, NFS, SMB, iSCSI, NAS, SAN - enterprise storage for DevOps

Part 4: Performance, DevOps & Cloud
  1. Chapter 17: Monitoring and Performance

    vmstat, iostat, sar, iotop, iftop, free, mpstat, dstat - know what your system is doing

  2. Chapter 18: DevOps on Linux

    Docker, Kubernetes, Terraform, Ansible, Jenkins, Git - the DevOps toolchain runs on Linux

  3. Chapter 19: Cloud Linux

    AWS EC2, IAM, EBS, Snapshots, cloud-init, Azure VM, GCP Compute Engine

  4. Chapter 20: Real Production Deployments

    Step-by-step deployment of Nginx, Apache, Tomcat, Node.js, Java, Python, Flask, Django, Docker, Kubernetes

Part 5: Career Prep & Practical Application
  1. Chapter 21: 500 Linux Interview Questions

    Beginner, intermediate, advanced, and scenario-based questions with detailed answers

  2. Chapter 22: 100 Production Troubleshooting Scenarios

    Real Linux incidents with root cause, solution, and lessons learned

  3. Chapter 23: Projects - From Mini to Enterprise

    Build real Linux DevOps projects: mini, intermediate, enterprise, and complete DevOps platform

  4. Chapter 24: Cheat Sheets - Quick Reference

    Most-used commands, comparison charts, and quick reference for daily DevOps work

📎 Appendices
  • Appendix A: 100-Page Linux Command Cheat Sheet Index
  • Appendix B: 500 Practical Labs - Index
  • Appendix C: 100 DevOps Assignments
  • Appendix D: 100 Production Troubleshooting Exercises
📊 What's Inside 24 Sections 1500+ Linux Commands 500+ Interview Questions 100+ Production Scenarios 500+ Hands-on Labs 16 Real Projects

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