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Web Caching and Replication
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上传时间: 2011-12-28
详细说明: Copyright Preface Intended Audience Organization of the Book Acknowledgments Introduction Section I.1. The Basics of Web Caching Section I.2. The Basics of Web Replication Section I.3. Beyond Performance Section I.4. Summary Part I: Background Chapter 1. Network Layers and Protocols Section 1.1. The ISO/OSI Reference Model Section 1.2. Network Components at Different Layers Section 1.3. Overview of Internet Protocols Section 1.4. Summary Chapter 2. The Internet Protocol and Routing Section 2.1. Addressing Section 2.2. IP Datagram Header Section 2.3. Routing Section 2.4. Multicast Section 2.5. Summary Chapter 3. Transmission Control Protocol Section 3.1. Segment Header Section 3.2. Opening a Connection Section 3.3. Closing a Connection Section 3.4. Flow Control Section 3.5. Congestion Control Section 3.6. Retransmission Section 3.7. Summary Chapter 4. Application Protocols for the Web Section 4.1. Uniform Resource Locators Section 4.2. The Domain Name System Section 4.3. The HyperText Transfer Protocol Section 4.4. The HTTP Message Exchange Section 4.5. Hyperlinks and Embedded Objects Section 4.6. Summary Chapter 5. HTTP Support for Caching and Replication Section 5.1. Conditional Requests Section 5.2. Age and Expiration of Cached Objects Section 5.3. Request Redirection Section 5.4. Range Requests Section 5.5. The cache-control Header Section 5.6. Storing State for a Stateless Server: Cookies Section 5.7. Support for Server Sharing Section 5.8. Expanded Object Identifiers Section 5.9. Learning the Proxy Chain Section 5.10. Cacheability of Web Content Section 5.11. Summary Chapter 6. Web Behavior Rules of Thumb Section 6.1. Evaluation Methods Section 6.2. Object Size Section 6.3. Object Types and Cacheability Section 6.4. Object Popularity Section 6.5. Locality of Reference Section 6.6. Rate of Object Modifications Section 6.7. Other Observations Section 6.8. Summary: Rules of Thumb for the Web Part II: Web Caching Chapter 7. Proxy Caching: Realistic Expectations Section 7.1. Do Proxy Caches Deserve a Hearing? Section 7.2. Latency Reduction Section 7.3. Bandwidth Savings Section 7.4. Proxies and Streaming Media Section 7.5. Summary Chapter 8. Proxy Deployment Section 8.1. Overview of Internet Connectivity Architectures Section 8.2. Nontransparent Proxy Deployment Section 8.3. Transparent Proxy Deployment Section 8.4. Security and Access Control Issues Section 8.5. Summary Chapter 9. Cooperative Proxy Caching Section 9.1. Shared Cache: How Big Is Big Enough? Section 9.2. Issues in Cooperative Proxy Caching Section 9.3. Location Management Section 9.4. Caching on a Global Scale: Proxy Pruning Section 9.5. An Overview of Existing Platforms Section 9.6. Summary Chapter 10. Cache Consistency Section 10.1. Cache Validation Section 10.2. Cache Invalidation Section 10.3. Issues in Cooperative Cache Consistency Section 10.4. Summary Chapter 11. Replacement Policy Section 11.1. Replacement Policy Metrics Section 11.2. Replacement Policy Algorithms Section 11.3. The Value of Replacement Policy Section 11.4. Summary Chapter 12. Prefetching Section 12.1. Performance Metrics Section 12.2. Performance Bounds of Prefetching Section 12.3. Taxonomy Section 12.4. Nondata Prefetching Section 12.5. Nontransparent Prefetching Section 12.6. Server Push versus Client Pull Section 12.7. Information Used in Prefetching Algorithms Section 12.8. Prediction Algorithms Section 12.9. Summary Chapter 13. Caching the Uncacheable Section 13.1. A Note on Implementation Section 13.2. Modified Content and Stale Delivery Avoidance Section 13.3. Cookied Content Section 13.4. Expressly Uncacheable Content and Hit Metering Section 13.5. Dynamic Content Section 13.6. Active Proxies Section 13.7. Summary Part III: Web Replication Chapter 14. Basic Mechanisms for Request Distribution Section 14.1. Content-Blind Request Distribution with Full Replication Section 14.2. Content-Blind Request Distribution with Partial Replication Section 14.3. Content-Aware Request Distribution Section 14.4. Summary Chapter 15. Content Delivery Networks Section 15.1. Types of CDNs Section 15.2. Delivering Requests to a CDN Section 15.3. Finding Origin Servers Section 15.4. Request Distribution in CDNs Section 15.5. Pitfalls of DNS-Based Request Distribution Section 15.6. Fine-Tuning DNS Request Distribution Section 15.7. Data Consistency in CDNs Section 15.8. Streaming Content Delivery Section 15.9. Supporting Secure Content Access Section 15.10. Summary Chapter 16. Server Selection Section 16.1. Metrics Section 16.2. Algorithms Section 16.3. Server Selection with Multiple Metrics Section 16.4. DNS-Based Server Selection Section 16.5. Why Choose a Server When You Can Have Them All? Section 16.6. Summary Part IV: Further Directions Chapter 17. Adding Value at the Edge Section 17.1. Content Filtering Section 17.2. Content Transcoding Section 17.3. Watermarking Section 17.4. Custom Usage Reporting Section 17.5. Implementing New Services with an Edge Server API Section 17.6. The ICAP Protocol Section 17.7. Distributing Web Applications Section 17.8. Summary Chapter 18. Content Distribution Internetworking Section 18.1. Pros and Cons of CDI Section 18.2. Request Distribution Section 18.3. Content Distribution Section 18.4. Accounting Section 18.5. Summary Glossary Bibliography ...展开收缩
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