Design and Analysis of Distributed Algorithms

611 Pages·2007·7.064 MB·English

by  Nicola Santoro

DESIGN AND ANALYSIS
OF DISTRIBUTED
ALGORITHMS
Nicola Santoro
CarletonUniversity,Ottawa,Canada
WILEY-INTERSCIENCE
A JOHN WILEY & SONS, INC., PUBLICATION

DESIGN AND ANALYSIS
OF DISTRIBUTED
ALGORITHMS

DESIGN AND ANALYSIS
OF DISTRIBUTED
ALGORITHMS
Nicola Santoro
CarletonUniversity,Ottawa,Canada
WILEY-INTERSCIENCE
A JOHN WILEY & SONS, INC., PUBLICATION
Copyright©2007byJohnWiley&Sons,Inc.Allrightsreserved
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LibraryofCongressCataloging-in-PublicationData:
Santoro,N.(Nicola),1951-
Designandanalysisofdistributedalgorithms/byNicolaSantoro.
p.cm.–(Wileyseriesonparallelanddistributedcomputing)
Includesindex.
ISBN-13:978-0-471-71997-7(cloth)
ISBN-10:0-471-71997-8(cloth)
1. Electronicdataprocessing–Distributedprocessing. 2. Computeralgorithms. I. Title. II. Series.
QA76.9.D5.S262007
005.1–dc22
2006011214
PrintedintheUnitedStatesofAmerica
10987654321
Tomyfavoritedistributedenvironment:Mychildren
Monica,Noel,Melissa,Maya,Michela,Alvin.

CONTENTS
Preface .............................................................. xiv
1. DistributedComputingEnvironments............................... 1
1.1 Entities......................................................... 1
1.2 Communication................................................. 4
1.3 AxiomsandRestrictions......................................... 4
1.3.1 Axioms................................................... 5
1.3.2 Restrictions............................................... 6
1.4 CostandComplexity............................................ 9
1.4.1 AmountofCommunicationActivities........................ 9
1.4.2 Time.................................................... 10
1.5 AnExample:Broadcasting...................................... 10
1.6 StatesandEvents............................................... 14
1.6.1 TimeandEvents.......................................... 14
1.6.2 StatesandConfigurations.................................. 16
1.7 ProblemsandSolutions((cid:1))...................................... 17
1.8 Knowledge.................................................... 19
1.8.1 LevelsofKnowledge...................................... 19
1.8.2 TypesofKnowledge...................................... 21
1.9 TechnicalConsiderations........................................ 22
1.9.1 Messages................................................ 22
1.9.2 Protocol................................................. 23
1.9.3 CommunicationMechanism............................... 24
1.10 SummaryofDefinitions......................................... 25
1.11 BibliographicalNotes........................................... 25
1.12 Exercises,Problems,andAnswers............................... 26
1.12.1 ExercisesandProblems.................................. 26
1.12.2 AnswerstoExercises..................................... 27
2. BasicProblemsAndProtocols..................................... 29
2.1 Broadcast..................................................... 29
2.1.1 TheProblem............................................. 29
2.1.2 CostofBroadcasting...................................... 30
2.1.3 BroadcastinginSpecialNetworks.......................... 32
vii