云环境下负载均衡算法的-研究

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1、AbstractAlongwiththeapplicationofcloudcomputing，eachcloudplatformcollectstorage，computingresourcestogether，provideallkindsofapplicationsystemwiththecost．effectiveservicesondemand．Inordertoensurefulluseoftheresourcesinthecloudenvironment，wemustuseloadbalanci

2、ngtechnology．However，Theexistingloadbalancingalgorithmhasalotofdefects，suchassingleschedulingrules，singlereferenceindicators，bottleneckofthescheduler，limitedusingrangeandSOon，whichmakeithardtobalanceeachnoderesourcesinthecomplexcloudenvironment．So，according

3、tothecharacteristicsoftheclouditself,thispaperresearchonloadbalancingalgorithmadaptedtotheenvironment，hasvitalsignificance．Firstly，thispaperputsforwardakindofstaticloadbalancingalgorithmbasedonconsistenthashing，withwhichthecloudenvironmentreceivesthetasksch

4、edulingallocationforthefirsttime．Thealgorithmintroducestheideaofvirtualnodesandthedynamiccaseselection，improvedonconsistenthashingalgorithm，makedifferentperformanceserveracceptsdifferentnumberoftasks，Andaccordingtothereal—timeacquisitionofclusterresourcesin

5、formation，thetaskisassignedtotheservicenodewithprocessingpoweratthattime．Itgreatlyreducethepossibilityofaclusterunevenload．Secondly，thispaperpresentsadynamicloadbalancingalgorithmbasedonanalytichierarchyprocess(ahp)，implementsredistributionofthehotspottask．

6、Thealgorithmusetheattributehierarchicalmodeltocalculateweightindexofmigrationtaskrequirements，reasonablechoosetargetmigratednodes，makingtheclusterresourceusemorebalancedaftermigration．Inaddition，inordertocollectthecloudresourcestateinformation，providethebas

7、isofthealgorithmofscheduling，thispaperalsosetupasimplecloudenvironment．Wecanacquise，aggregationtheresourceinformationofeachnodeinthecloudenvironment，usethemanagementnodeschedulingtasks．convenientlyviewresourcemonitoringresults．工IAbstractFinally，inordertoV嘶母

8、thevalidityoftheloadbalancingalgorithm，thispaperHsestheconsistenthashingalgorithm，improvedtheconsistencyofthehashalgorithmandadynamicloadbalancingalgorithmbasedonanalytichierarchyprocess(ahp)tocontrast