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Analysis of distributed participation and replication strategies in P2P systems.

Lin Wing Kai. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2005. / Includes bibliographical references (leaves 90-96). / Abstracts in English and Chinese. / Abstract/ 摘要 --- p.i / Acknowledgement --- p.iv / Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- """We are not alone""" --- p.1 / Chapter 1.2 --- Definition of P2P systems --- p.3 / Chapter 1.2.1 --- Terminologies --- p.4 / Chapter 1.2.2 --- Principles --- p.5 / Chapter 1.3 --- From sharing to replication --- p.7 / Chapter 1.3.1 --- Replication: why and how --- p.7 / Chapter 1.3.2 --- Advantages of P2P replication systems --- p.8 / Chapter 1.3.3 --- Typical replication approaches --- p.10 / Chapter 1.3.4 --- Difficulties in replication: resource allocation and replication strategy --- p.10 / Chapter 1.3.5 --- Why do peers cooperate? --- p.12 / Chapter 1.4 --- Contribution of this thesis --- p.13 / Chapter 1.4.1 --- Thesis organization --- p.13 / Chapter 2 --- Background Study --- p.15 / Chapter 2.1 --- Introduction --- p.15 / Chapter 2.2 --- Overview of P2P systems --- p.16 / Chapter 2.2.1 --- The original story --- p.16 / Chapter 2.2.2 --- Switching to decentralization --- p.16 / Chapter 2.2.3 --- Peer availability --- p.17 / Chapter 2.2.4 --- Other than file sharing --- p.18 / Chapter 2.3 --- Understanding replication --- p.20 / Chapter 2.3.1 --- File availability redefined --- p.20 / Chapter 2.3.2 --- Storage requirement analysis --- p.21 / Chapter 2.3.3 --- MTTF analysis --- p.22 / Chapter 2.3.4 --- Replica placement --- p.24 / Chapter 2.3.5 --- Other performance enhancement schemes --- p.27 / Chapter 2.4 --- Understanding cooperation --- p.28 / Chapter 2.5 --- Discussions --- p.30 / Chapter 3 --- Performance of erasure code replication --- p.32 / Chapter 3.1 --- Introduction --- p.32 / Chapter 3.2 --- Parameters definition --- p.33 / Chapter 3.2.1 --- File availability: whole file replication --- p.33 / Chapter 3.2.2 --- File availability: erasure code replication --- p.34 / Chapter 3.2.3 --- Properties of erasure code replication --- p.35 / Chapter 3.2.4 --- Effects of replication parameters --- p.36 / Chapter 3.2.5 --- Optimal value of b --- p.39 / Chapter 3.2.6 --- Analytical derivation --- p.40 / Chapter 3.3 --- Some practical considerations --- p.42 / Chapter 3.3.1 --- Cost of erasure code replication --- p.42 / Chapter 3.3.2 --- Sensitivity analysis --- p.44 / Chapter 3.4 --- Concluding remarks --- p.45 / Chapter 4 --- Distributed replication strategies --- p.48 / Chapter 4.1 --- Introduction --- p.48 / Chapter 4.2 --- The P2P replication system --- p.50 / Chapter 4.2.1 --- Erasure code replication --- p.50 / Chapter 4.2.2 --- Peers modelling --- p.51 / Chapter 4.2.3 --- Resource allocation problem --- p.52 / Chapter 4.2.4 --- Replication goal --- p.54 / Chapter 4.3 --- Decentralized adaptation --- p.56 / Chapter 4.3.1 --- Neighbour discovery and parameters exchange --- p.56 / Chapter 4.3.2 --- Storage resource estimation --- p.57 / Chapter 4.4 --- Heuristic strategies --- p.58 / Chapter 4.4.1 --- Random strategy --- p.58 / Chapter 4.4.2 --- Group partition strategy --- p.59 / Chapter 4.4.3 --- Highest available first (HAF) strategy --- p.61 / Chapter 4.5 --- Case studies --- p.65 / Chapter 4.5.1 --- Simulation results --- p.66 / Chapter 4.6 --- Concluding remarks --- p.69 / Chapter 5 --- Before cooperation: why do peers join? --- p.72 / Chapter 5.1 --- Introduction --- p.72 / Chapter 5.2 --- Information sharing club (ISC) model --- p.73 / Chapter 5.3 --- An example: music information sharing club --- p.75 / Chapter 5.4 --- Necessary condition for ISC to grow --- p.76 / Chapter 5.4.1 --- Music information sharing club example with simple requests --- p.78 / Chapter 5.5 --- Concluding remarks --- p.81 / Chapter 6 --- Conclusion --- p.83 / Chapter A --- Proof in this thesis --- p.86 / Bibliography --- p.90

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_325389
Date January 2005
ContributorsLin, Wing Kai., Chinese University of Hong Kong Graduate School. Division of Information Engineering.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, x, 96 leaves : ill. ; 30 cm.
RightsUse of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/)

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