README.md

DevOps Best Resources Compilation

This is a compilation of the best resources and materials that I've used to get started in DevOps & cloud, as well as to prepare for interviews.

📝 Table of Contents

• DevOps Best Resources Compilation
• 📝 Table of Contents
• Networking
  • OSI
  • DNS
  • CDN
  • CIDR Blocks
  • HTTP, HTTPs, and certificates
  • APIs
  • Netowrk Components
• Linux
  • Intro
  • User Account Management
  • Storage
  • Procceses
  • Firewalls
  • Namespaces & Cgroups
  • Interview Questions
• Git
• Docker
• Kubernetes
• Helm
• CI/CD
  • Jenkins
  • Github Actions
  • ArgoCD
• Cloud Providers
  • AWS
• Infrastructure as a Code
  • Terraform
• Monitoring
  • Prometheus & Grafana
• Microservices & Distributed Systems
• System Design

Networking

OSI

• The OSI Model - Explained by Example
• How Application Layer Services Work

DNS

• WHat is DNS?
• The 8 steps in a DNS lookup

CDN

• Content Delivery Network

CIDR Blocks

• Classless Interdomain Routing (CIDR)

HTTP, HTTPs, and certificates

• What are SSL/TLS Certificates? Why do we need them? and How do they Work?
• HTTPS
• SSL, TLS, HTTPS Explained
• Certificates and Certificate Authority Explained
• HTTP/1 to HTTP/2 to HTTP/3

APIs

• API Protocols
• What Is GraphQL? REST vs. GraphQL
• What is RPC? gRPC Introduction

Netowrk Components

• What is API Gateway?
• Proxy vs Reverse Proxy Server Explained
• Load Balancing Algorithms
• Reverse Proxy vs API Gateway vs Load Balancer

Linux

Intro

• Linux Essentials
• How Does Linux Boot Process Work?

User Account Management

• User Account Management

Storage

• File Permissions
• Linux inodes Explained
• Linux Hard Links versus Soft Links Explained
• Linux systemd

Procceses

• The /proc Filesystem
• Linux Performance Tools

Firewalls

• Firewalls(iptables)
• Introduction to Uncomplicated Firewall (UFW)

Namespaces & Cgroups

• Network Namespaces Basics
• NameSpaces & Cgroups

Interview Questions

• Top 10 Linux Job Interview Questions

Git

• How does Git Work?
• Git MERGE vs REBASE vs SQUASH

Docker

• Documentation
• handbook
• Name Spaces
• Dockerfile linter, validate
• Docker Tutorial for Beginners
• Docker (iptables)
• Docker Networking
• Docker in Depth
• Intro to Docker Swarm

Kubernetes

• Documentation
• hand book
• kubebuilder book
• Kubernetes Cookbook
• Nana's Video
• create custom resources
• Play with Kubernetes
• Kubernetes for dev infrastructure
• Top 10 Kubernetes tips and tricks
• Kubernetes Persistent Volumes
• Secrets in K8s(External Secrets & External Secrets Operator )
• Understanding Kubernetes networking: pods
• kubernetes-network-policy-recipes
• kubernetes-security-best-practice
• Nginx Ingress Controller & Cert Manager Setup
• How To Troubleshoot Kubernetes Pods: Beginners Guide
• Debug Failed Pods
• Certificate Management in k8s using Cert-Manager
• Advanced Kubernetes Objects You Need to Know
• Certified Kubernetes Application Developer (CKAD)

Helm

• Helm - The Kubernetes package manager hands-on course

CI/CD

Jenkins

• Jenkins Tutorial for Beginners
• Complete Jenkins Pipeline Tutorial | Jenkinsfile explained

Github Actions

• GitHub Actions Tutorial - Basic Concepts and CI/CD Pipeline with Docker

ArgoCD

• ArgoCD

Cloud Providers

AWS

• Build a Simple AWS Network
• AWS Network Design: Getting Started
• Fundamental Cloud Concepts for AWS
• Architecting for Reliability on AWS
• AWS Well-Architected Framework-White Papers
• AWS Essentials
• How to Create Your First Serverless/Lambda Functions
• Full Arabic Course
• Various Topics

Infrastructure as a Code

Terraform

• Terraform Course - Automate your AWS cloud infrastructure
• Implementing Terraform with AWS
• Resources Drift

Monitoring

Prometheus & Grafana

• Golang Application monitoring using Prometheus
• Setup Prometheus Monitoring on Kubernetes using Helm and Prometheus Operator(part 1)
• Setup Prometheus Monitoring on Kubernetes using Helm and Prometheus Operator(part 2)

Microservices & Distributed Systems

• Startup Project
• Distributed Systems بالعربي
• Microservices Architecture in Arabic

System Design

• The Art of System Design: Practical guide & Lessons from the field in 45 minutes
• How To Choose The Right Database?
• CAP Thearom
• API Architecture Styles
• Architecture Patterns
• Distributed System Patterns
• Deployment Strategies
• Client Architecture Patterns
• OAuth 2 Explained In Simple Terms
• What Is Single Sign-on (SSO)? How It Works
• Algorithms You Should Know Before System Design Interviews
• How Does Live Streaming Platform Work? (YouTube live, Twitch, TikTok Live)
• System Design Interview Question: Design a URL Shortening Service
• System Design Interview Question: Design A Location Based Service (Yelp, Google Places)
• Back-Of-The-Envelope Estimation / Capacity Planning