基于应用特征的虚拟机vcpu调度优化技术研究

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1、哈尔滨工业大学工学硕士学位论文measuringI/O-boundfeatures.OntheestablishmentoftheI/Ocharacteristicsmeasurementstandards,weareabletoimprovetheeventnotificationmechanism,andimprovetheeventchannelbyaddinginurgencyflagofnotification.WealsomodifytheVCPUschedulingstrategybyaddingVCPUlocalboostingmechanism,sothats

2、chedulingalgorithmisabletosensethemixingapplicationI/O-boundcharacteristic,makesVCPUschedulingmoreselective,andeffectivelyreducetheI/Ointensiveresponsedelay.WedeterminetheparametersintheconfidencebasedI/O-boundcriteria,andanalyzetheinfluenceofthepartialboostingratevalueonVCPUfairness.Wefinal

3、lydemonstratethedeclineinI/OlatencyandriseofthroughputinhybridapplicationsenvironmentafterapplyingtheproposedapplicationcharacteristicbasedVCPUschedulingtechnology.Keywords:Xen;Virtualization;VCPUSchedulingAlgorithm;I/O-Intensive;CreditScheduler-III-哈尔滨工业大学工学硕士学位论文目录摘要.......................

4、.........................................................................................................IAbstract...............................................................................................................................II目录...............................................

5、..............................................................................IV第1章绪论..................................................................................................................11.1研究背景.....................................................................................

6、........................11.2国内外研究现状.................................................................................................11.2.1国外研究现状..............................................................................................11.2.2国内研究现状..........................................

7、....................................................21.3研究内容及论文结构.........................................................................................3第2章Xen虚拟化技术..................................................................................