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1、AbstractCloudcomputingapplicationsforbusinessisgraduallybecomingreality.VendorssuchasMicrosoft,Amazonhavelaunchedtheirowncommercialcloudcomputingplatformsolution.Cloudcomputingprovidesadynamicservice-orientedvirtualizedcomputingmodelbyimprovingandintegratinggridcomputing,cl
2、ustertechnologyanddistributedsystemstechnology.Virtualizationtechnologyandtheoptimizationofvirtualizedresourceallocationplaykeyrolesinthelarge-scaledeploymentofcloudcomputingplatform.Hence,itisvitaltoinvestigatehowtoachieveefficientmanagementofvirtualdevicesandcloudcomputin
3、gresources,improveresourceutilizationandsupporttraditionalserviceswithcloudcomputingplatform.Basedonexistingresearch,andcloudcomputingsystemimplementation,thisthesishasanalyzedthemanagementrequirementsofcloudcomputingplatformaswellasexistingproblemsincombinationwithvirtuali
4、zationtechnology.Meanwhile,byimprovingthecuiTentmanagementalgorithmsandarchitectures,thisthesisputsforwardacompleteschemaofvirtualizeddynamicresourcemanagementsystem,includinginformationgatheringofphysicalhostsandvirtualhosts,statemonitoringofphysicalhosts,resoursewarningof
5、physicalhostanddynamicmigrationstrategyofvirtualhosts-Moreover,thisthesisverifiestheeffectivenessofthesystem'sdynamicmanagementofCPUandmemoryresourcesthroughtriggeringmemoryresourcealarmsandCPUresourcealarms.Keywords:CloudComputing,XCP,VirtualMachineDynamicMigration,Dynamic
6、ResourceManagement,BestHostSelection目录专用术语注释表1第一章绪论21」研究背景及意义21.2论文工作概述31.2.1论文研究重点31.2.2论文结构与章节安排4第二章虚拟化云计算技术综述52」虎拟化技术综述52.2虚拟机监视器Xen82.2.1CPU虚拟化82.2.2内存虚拟化92.2.3I/O设备虚拟化102.3云计算技术112.3.1云计算的分类112.3.2云计算平台架构132.4本章小结15第三章虚拟节点迁移控制器的设计163.1应用场景与系统架构163.2虎拟化节点的手工迁移过程193.3虚拟节
7、点迁移控制器的实现213.3.1XCPCLI介绍213.3.2虚拟机迁移命令233.3.3节点动态迁移实现框架233.4虚拟节点迁移实验243.5本章小结26第四章资源动态管理系统的设计与实现274」方案概述与系统架构274.2资源分配代理30DRLMonitor信息采集模块30NA2Monitor信息通信模块324.3资源分配管理模块及算法334.3.1资源数据库344.3.2虚拟机选择算法364.3.3物理主机选择算法384.3.4虚拟机分派模块414.4实验设计414.4.1内存资源动态管理实验414.4.2CPU资源动态管理实验444
8、.5本章小结45第五章总结与展望465.1论文总结465.2研究展望46参考文献48附录1程序清单50附录2攻读硕士学位期间参加的科研项目51致谢52专用术语注释表
