虚拟化与云计算.pdf

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1、虚拟化与云计算吴启新大中国区高级产品市场经理Confidential©2009VMwareInc.Allrightsreserved议程我们从那里来我们现在的位置我们会向何处去22010Milestone:虚拟化已经成为IT规范之一临界点17,500,00015,000,00012,500,000全球84%虚拟化应用正在运行在10,000,000VMware上.7,500,000Gartner,December20095,000,0002,500,000200520062007200820092010201120122013Physica

2、lHostsVirtualMachinesSource:IDC3Confidential虚拟化和云计算=CIO的首要考虑技术CIO考虑的技术2010年的优先级2009年的优先级虚拟化13云计算214资料来源：Gartner2009年第4季度的CIO调查4Confidential虚拟化技术普及之前的IT状况ServerSprawlPower&Cooling36Mphysicalx86serversby$1forevery$1spenton20111—aten-foldincreaseserversover15years$29bninp

3、owerand$140bninexcessservercoolingindustrywidecapacity-a3-yearsupplySpaceCrunchCostsOperatingCosts$1,000/sqft$8inmaintenanceforevery$1spentonnew$2,400/serverinfrastructure$40,000/rack20-30:1server-to-adminratio1.IDC,U.S.andWorldwideServerInstalledBase2007–2011Foreca

4、st,Doc#207044,May200752.IDC,VirtualizationAndMulticoreInnovationsDisruptTheWorldwideServerMarket,Doc#206035,March2007Confidential3.Source:VMware6虚拟化技术的特性和技术价值分区•在一个物理服务器上同时运行多操作系统•在多个虚机之间划分系统资源7虚拟化技术的特性和技术价值PartitioningRunmultipleoperatingsystemsononephysicalmachineDivide

5、systemresourcesbetweenvirtualmachines隔离在硬件层实现故障和安全隔离VMware高级资源调控保证性能8虚拟化技术的特性和技术价值PartitioningRunmultipleoperatingsystemsononephysicalmachineDividesystemresourcesbetweenvirtualmachinesIsolationVMwareFaultandsecurityisolationatthehardwarelevelAdvancedresourcecontrolspreser

6、veperformance封装每个虚机被封装为文件移动和复制虚机如同移动和复制文件一样简单9虚拟化技术的特性和技术价值PartitioningRunmultipleoperatingsystemsononephysicalmachineDividesystemresourcesbetweenvirtualmachinesIsolationVMwareFaultandsecurityisolationatthehardwarelevelAdvancedresourcecontrolspreserveperformanceEncapsulat

7、ionEntirestateofthevirtualmachinecanbesavedtofilesMoveandcopyvirtualmachinesaseasilyasmovingandcopyingfiles硬件独立性虚机可以在异构硬件安装和移动10抽象+池化=降低复杂性传统方式虚机架构ExchangeFile/PrintOperatingSystemOperatingSystem虚机架构OSOSVirtualizationVirtualizationCPUPoolMemoryPoolSAPERPOracleCRMStorageOp

8、eratingSystemOperatingSystemPoolOSOSVirtualizationVirtualizationInterconnectPool11Confidential抽象