基于服务的多租户saas应用租户安置策略研究

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1、，口山东大学硕士学位论文AbstractinChineseAbstractinEnglishTABLEoFCoNTENTSChapter1Introduction1．1Background1．2Relatedresearch1．2．1Serviceselection1．2．2Tenantplacementandresourceallocation1．2．3Resourceconsumptionmodel1．3Maincontents⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯1．4OutlinesofthethesisChap

2、ter2Themanagementarchitectureoftenantplacement21Analysisofthemanagementarchitecture2．2Servicelevelagreementandqualityofservice2．2．1SLA2．2．2QoS2．3Resourceconsumptionmodel2．4Themanagementarchitectureoftenantplacement．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．142．4．1Ser

3、viceselectionmodule2．4．2Tenantplacementmodule2．4．3Resourceconsumptionmodule15162．4．4Theworkingprincipleofarchitecture⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．1725ChapterconclusionChapter3GA—basedserviceselection3．1Problemdescription3．2Geneticalgorithm3．3QoScaculationofcompositeserv

4、ice3．4Integer—basedcodingstrategy．．17．．18．．19．．21．．22IⅡ1l245678913一TL一～1山东大学硕士学位论文3．5Theprocessofserviceselectionalgorithm⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．223．6Chapterconclusion⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯25Chapter4Thetenantplacementstrategy．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．

5、．．．．．．．．．．．．264．1Problemdescription⋯⋯⋯⋯⋯⋯⋯．264．2Generatingexecutionplanbygeneticalgorithm⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．264．3Matchingexistingexecutionplan．．⋯．．．．⋯．．．⋯．⋯．⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯．274．4Gettingthemostsuitableexecutionplanbyheuristicapproach⋯⋯⋯⋯284．5Thetenantplacementalgor

6、ithm⋯．．⋯⋯．．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．．．．．．．．．．⋯．．．．294．6Re—calculatingtheQoS．4．7Chapterconclusion．⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯．．．⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯32Chapter5Exprimentanalysisandsystemimplementation．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．335．1VerificationoftheGA．basedserviceselection⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

7、．．335．2Verificationofthetenantplacementstrategy⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．345．3Systemimplementation．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．375．3．1Applicationscenarios．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．3

8、75．3．2Themanagementsystemoftenantplacement⋯⋯⋯⋯⋯⋯⋯⋯⋯．395．4Chapterconclusion．．．．．．．．．．．．．．．．．．．．．40Chapter6Conclusionsandfuturework．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．416．1Conclusions⋯⋯⋯⋯⋯⋯⋯