云计算演讲PPT

CloudComputing目录：1.Whywetalkaboutit?为什么要谈云计算？2.Whatisit?云计算是什么？3.Whatdowedowithit?云计算与我们1.Whywetalkaboutit?为什么要谈云计算？Forecasts:frombusinessperspective“spendingonITcloudserviceswilltripleinthenext5years,reaching$42billion&capturing25%ofITspendinggrowthin2015andnearlyathirdofgrowththefollowingyear.WiththeoverallITmarketspendbeing$383billion,thiskindofgrowthvalidatesthattheopportunitydeservestheattentionitisgetting”到2015年云服务支出将增长三倍达到$420亿，占IT增长的1/4；证实了一种我们必须关注的机会。Forecast:FromTechnologyPerspective“……thatcloudcomputingisoneoftheTop15TechnologyTrendsandthatitwarrantsinvestmentnowsoyoucangaintheexperiencenecessarytotakeadvantageofitinitsmanyformstotransformyourorganizationintoamoreefficientandresponsiveserviceprovidertothebusiness.”云计算是前十五个重要的技术发展趋势之一；尽快开始对云计算的投入可以保证你获得必要的经验去享用云计算带来的各个方面的多种多样的好处；最终使得你所负责的机构成为一个更有效率的和反应迅速的服务提供者。Whatisit?云计算是什么？WikipediaDefinitionThetermcloudisusedasametaphorfortheInternet,basedontheclouddrawingusedtodepicttheInternetincomputernetworkdiagramsasanabstractionoftheunderlyinginfrastructureitrepresents.云是Internet的比喻。计算机网络图中使用云图形来抽象表现底层架构。seriousdefinitionsMcKinsey:“Cloudsarehardware-basedservicesofferingcompute,networkandstoragecapacitywhere:Hardwaremanagementishighlyabstractedfromthebuyer,BuyersincurinfrastructurecostsasvariableOPEX(operationalexpenditure),andInfrastructurecapacityishighlyelastic”7typesofCloudServices1.IaaS2.PaaS3.SaaS4.Cloudwebservice（云端web服务）5.MPS(ManagementServiceProvider,管理服务提供商)6.BSP(BusinessServicePlatform,商务服务平台)7.NetworkIntegration（网络集成）Whatdowedowithit?云计算与我们CloudComputing@Dailylife69%ofAmericansusecloudcomputingServicesCloudComputing@Libraries：IaaSfromCommercialServicesDistrictofColumbiaPublicLibrary:Amazon’sEC2servicetohostwebsite;Amazon’sS3servicetobackupILS,FlickrandAmazonEC2forupcomingdigitalrepository,andtheDistrictadoptstheGAPEversionofGmailasitsmailplatform.使用AmazonEC2云服务托管网站，AmazonS3服务备份图书馆集成系统，还计划用Flickr和AmazonEC2服务做未来的数字馆藏Whatdowedowithit?云计算与我们Exercise:ALibraryintheCloud?WhatwillCloudComputingbringtoourlibrary?云计算会给图书馆带来怎样的变化?Shouldeachindividuallibrarypayattentiontoit?是不是每一个具体的图书馆都应关注这一新的技术趋势？