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IO-Lite: A Unified I/O Buffering and Caching System

Vivek S. Pai Peter Druschel Willy Zwaenepoel
Department of Electrical and Computer Engineering
Department of Computer Science
Rice University

• Abstract
• Introduction
  • Background
• IO-Lite Design
  • Principles: Immutable Buffers and Buffer Aggregates
  • Interprocess Communication
  • Access Control and Allocation
  • IO-Lite and Applications
  • IO-Lite and the Filesystem
  • IO-Lite and the Network
  • Cache Replacement and Paging
  • Impact of Immutable I/O buffers
  • Cross-Subsystem Optimizations
  • Operation in a Web Server
• Implementation
• Performance
  • Persistent Connections
  • CGI Programs
  • Performance on Real Workload
  • WAN Effects
  • Other Applications
• Related Work
• Conclusion
• Acknowledgments
• Bibliography
• About this document ...