支撑云计算的虚拟化技术.doc

201172011-7-22220102011-7-223122011-7-224OSmov dx, 0152hfwrite(fp, 973, size)Store(973, size)2011-7-225Store(973, size)Java2011-7-226Top212011-7-227125%30%Dan HeringtonHPHPHPHP2011-7-228Metrons AtheneFluent 6.332LinuxX861111BLAST32WindowsX862122011-7-22912IT2011-7-2210VMMVirtual MachineVMGuest OSVirtual Machine MonitorVMMHypervisor2011-7-2211HardwareVirtual Machine MonitorLinuxLinux(devel)XPVistaMacOS2011-7-22122011-7-2213X86Power PCiMacPDAMIPSLinuxMacOS(VMM)2011-7-2214VMMVMMVMMVMMVMMVMMVMMVMMVMMVMMVMMVMMVMMCheckpointWindowsDirectXMPI.NETDirectXMPI.NETDirectXMPI.NETDirectXMPI2011-7-2216MPIWindowsDirectX.NETDirectXMPIRedhat LinuxMySQLPHPMySQLApachePHPMySQLApachePHPMySQLApache2011-7-2217DirectXMPI.NETDirectXMPI.NETDirectXMPIMySQLApacheSPECweb_Banking Throughput5060708090Throughput(MB/s)Web(SPEC Web)2011-7-22180102030401011021031041051061071081091010101110121013101410151016101710Time(s)Throughput(MB/s)ThroughputMigration Time30%30%40%2011-7-221920%10%2011-7-2220Gartner GartnerITInfoWorld55IDC50%VMware20062202011-7-22212011-7-2222CPUI/O2011-7-22232011-7-22252011-7-22269732011-7-2227: XenLinuxXenGuest OSStanfordCellular DiscoNUMASMPCPUgang-schedulingCollectiveVMWareCollectiveVMWareDenaliCMU: Internet Suspend/ResumeISRMIT: ExokernelYouOSJavaScriptAJAXWebWebOS2011-7-2228IBM370IntelVTVT-xVT-iI/OVT-dVMWareVMWarex86MicrosoftMicrosoftAMDEMCNovellRed Hat2011-7-2229CPUJeOSVirtual ApplianceJeOSVirtual ApplianceOS2011-7-2230VMwareXen/CitrixKVM/LinuxMicrosoft Hyper-V973VMM2011-7-223122011-7-2232Cloud computing refers to the on-demandprovision of computational resources via acomputer network, rather than from a puter.2011-7-22332011-7-2234Google Doc2011-7-223510rapid elasticityXaaSManagement as a ServiceStorage as a Service2011-7-22362011-7-22373IaaSGoogle2011-7-22383Amazon EC2XenbasedVMwareVMwareVDC-OSVMware vSphere4 for CloudsVMware vSphere4 for CloudsHPIBMMicrosoft 2011-7-2239IaaS42011-7-224042011-7-2241(CPUCacheMemoryIO)(OSLib)(EPT/NPT)2011-7-2242(Guest OS)(Virtual Machine MonitorVMM)2011-7-2243Virtual ApplianceJeOSJust enough OS2011-7-22442011-7-22452011-7-22462011-7-2247NMNM2011-7-2248From Physical clusterto Virtual cluster2011-7-2249Node 1Application 1Application 2Node 2Node 3Node 4Node 5VM1.1VM1.2VM2.1VM2.2VM3.1VM3.2VM4.1VM4.2VM5.1VM5.2Reclustering virtual clusterUsing VM suspend/resumeApplication 1Application 22011-7-2250Node 4VM4.2Node 1Node 2VM1.1VM2.1Node 5VM5.2Node 3VM3.2VM3.1VM2.2VM1.2VM4.1VM5.1VM3.2Reclustering virtual clusterUsing dynamic resource reallocation across VMsApplication 1Application 22011-7-2251VM3.1VM3.2VM4.1VM4.2VM5.1VM5.2Node 3Node 4Node 1Node 2VM1.1VM1.2VM2.1VM2.2Node 5VMM?Private CloudPublic Cloud2011-7-2252PC2011-7-2253DMTF SVPCDistributed Management Task Force, System Virtualization, Partitioning, and Clustering SVPServer Virtualization and PartitioningSVPServer Virtualization and PartitioningOVFOpen Virtualization Format2011-7-2254DeploymentRuntimeVMAN OVFVMAN SVPOVFA multi-vendor format2011-7-2255myApp.ovfimportimportOVF and Cloud Interoperability2011-7-22htt