Contents

• Introduction
• What is High Availability and Scalability?
• Web Farms
• Technologies
  • IP Address Takeover
  • Layer 4 Switching
  • DNS Methods
  • Heartbeat
  
  
• Existing Solutions
  • Heartbeat
  • Linux Virtual Server Project
  • Eddieware
  • TurboCluster
  • Resonate
  • Piranha
  • Ultra Monkey
  
  
• Developing Technologies
  • The Global File System
  • Generic Framework
  
  
• Conclusion
• Bibliography
• About this document ...