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Content Delivery Networks
von: Rajkumar Buyya, Mukaddim Pathan, Athena Vakali
Springer-Verlag, 2008
ISBN: 9783540778875 , 417 Seiten
Format: PDF, OL
Kopierschutz: Wasserzeichen
Preis: 171,19 EUR
Preface
7
Contents
11
Contributors
13
Part I CDN Fundamentals
18
Content Delivery Networks: State of the Art, Insights, and Imperatives
19
1.1 Introduction
19
1.2 Overview
20
1.3 Background and Related Systems
24
1.4 Insights for CDNs
30
1.5 Existing CDNs: State of the Art
31
1.6 Visionary Thoughts for Practitioners
41
1.7 Future Research Directions
43
1.8 Conclusion
45
References
45
A Taxonomy of CDNs
49
2.1 Introduction
49
2.2 Taxonomy
51
2.3 Mapping of the Taxonomy to Representative CDNs
78
2.4 Discussion
87
2.5 Summary and Conclusions
88
References
89
Dynamic, Scalable, and Efficient Content Replication Techniques
95
3.1 Introduction
95
3.2 PreviousWork
97
3.3 Dynamic Replica Placement Problem Formulation
105
3.4 Replica Placement Algorithms
106
3.5 Evaluation Methodology
110
3.6 Evaluation Results
112
3.7 Conclusions
118
References
118
Content Delivery and Management
121
4.1 Introduction
121
4.2 Systems for Web Content Delivery
122
4.3 Front-End Layer Replication
127
4.4 Application Layer Replication
130
4.5 Back-End Layer Replication
132
4.6 User Profile Layer Replication
136
4.7 Conclusions and Open Issues
139
References
139
Caching Techniques on CDN Simulated Frameworks
143
5.1 Introduction
143
5.2 Content Delivery on the Web
145
5.3 EmergingWeb Data Caching Techniques in CDNs
147
5.4 Caching Techniques on CDNsim
154
5.5 Visionary Thoughts for Practitioners
164
5.6 Future Research Directions
166
5.7 Conclusions
167
References
168
Request Redirection for Dynamic Content
171
6.1 Introduction
171
6.2 Related Work
174
6.3 Background
176
6.4 Redirection Architecture and Algorithm
178
6.5 Performance Model
180
6.6 Numerical Results
181
6.7 Testbed Implementation and Experiments
185
6.8 Visionary Thoughts for Practitioners
192
6.9 Future Research Directions
192
6.10 Conclusions
193
Appendix
193
References
194
Part II CDN Modeling and Performance
197
Economics-Informed Design of CDNs
199
7.1 Introduction
199
7.2 Background and Related Work
201
7.3 Modeling Costs and Benefits in CDNs
205
7.4 Social Optima and Nash Equilibria
208
7.5 Analyzing Existing Structures
212
7.6 Numerical Evaluation
217
7.7 Visionary Thoughts for Practitioners
221
7.8 Future Research Directions
223
7.9 Conclusion
224
References
224
CDN Pricing
227
8.1 Introduction
227
8.2 Common Pricing Models in the Industry
228
8.3 Background and Related Work
229
8.4 Models for CDN Pricing
230
8.5 Visionary Thoughts for Practitioners
238
8.6 Future Research Directions
238
8.7 Conclusions
239
References
240
Mathematical Models for Resource Management and Allocation in CDNs
241
9.1 Introduction
241
9.2 Related Work
242
9.3 Solution Algorithms
248
9.4 New Models for Alternative CDN Architectures
255
9.5 Performance Results
261
9.6 Visionary Thoughts for Practitioners
262
9.7 Future Research Directions
263
9.8 Conclusions
263
Appendix
264
References
264
Performance and Availability Benefits of Global Overlay Routing
267
10.1 Introduction
267
10.2 Related Work
274
10.3 Experimental Setup
274
10.4 Performance Benefits of Overlay Routing
276
10.5 Availability Gains of Overlays
279
10.6 Achieving the Benefits in a Practical Design
281
10.7 Future Research Directions
285
10.8 Visionary Thoughts for Practitioners
286
References
287
Part III Advanced CDN Platforms and Applications
289
Dynamic CDN Against Flash Crowds
291
11.1 Introduction
291
11.2 Background and Related Work
293
11.3 FCAN: Flash Crowds Alleviation Network
300
11.4 Visionary Thoughts for Practitioners
308
11.5 Future Research Directions
309
11.6 Conclusion
310
References
311
Collaborative Media Streaming Services Based on CDNs
313
12.1 Introduction
313
12.2 Background and Related Work
314
12.3 An Overview of the COMODIN System
317
12.4 HCOCOP
320
12.5 Simulation-Based Analysis of HCOCOP
322
12.6 Visionary Thoughts for Practitioners
330
12.7 Future Research Directions
331
12.8 Conclusions
331
References
332
CDN for Live and On-Demand Video Services over IP
333
13.1 Introduction
333
13.2 Background and Related Work
335
13.3 iTVP Platform
337
13.4 iTVP CDN Architecture
339
13.5 Content Allocation and Distribution
343
13.6 User Request Routing
346
13.7 iTVP CDN Performance Evaluation
348
13.8 Future Research Directions
355
13.9 Visionary Thoughts for Practitioners
356
13.10 Conclusions
357
References
357
Information Dissemination in Mobile CDNs
359
14.1 Introduction
359
14.2 Motivation
360
14.3 Mobile Content Delivery Networks
363
14.4 Wireless Network Infrastructures of Mobile CDNs
366
14.5 Visionary Thoughts for Practitioners
371
14.6 Implementation and Experimentation Perspectives
372
14.7 Future Research Directions
375
14.8 Conclusion
379
References
380
Infrastructures for Community Networks
383
15.1 Introduction
383
15.2 Background and Related Work
385
15.3 Visionary Thoughts for Practitioners
392
15.4 Future Research Directions
395
15.5 The CONTENT Approach
399
15.6 Conclusion
401
References
401
Internetworking of CDNs
405
16.1 Introduction
405
16.2 Significance of CDN Internetworking
407
16.3 Related Work
409
16.4 Architecture for CDN Internetworking/Peering
411
16.5 New Models for CDN Peering
418
16.6 Challenges in Implementing the CDN Peering
423
16.7 Technical Issues for Peering CDNs
424
16.8 Conclusion
427
References
428
Index
431
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