Chapter 1: An Introduction to High Availability Concepts

Chapter 2: Database and Messaging Services

Chapter 3: Load Balancing for Active/Active Services

Chapter 4: Clustering, Fencing, and Active/Passive Services

Chapter 5: Highly Available OpenStack Services

Chapter 6: Distributed Networking

Chapter 7: Shared Storage

Chapter 9: The Principles of Design for Highly Available Applications

Chapter 10: Monitoring for High Availability

Chapter 11: Use Cases and Real-World Examples