管理下一代的it基础架构

管理下一代的it基础架构

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时间:2018-07-30

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1、Managingnext-generationITinfrastructureThedaysofbuildingtoorderareover.Thetimeisripeforanindustrialrevolution.JamesM.Kaplan,MarkusLöffler,andRogerP.RobertsTheMcKinseyQuarterly,Webexclusive,February2005Inrecentyears,companieshaveworkedhardtoreducethecostoftheITinfrastructure—thedatacenters,network

2、s,databases,andsoftwaretoolsthatsupportbusinesses.Theseeffortstoconsolidate,standardize,andstreamlineassets,technologies,andprocesseshavedeliveredmajorsavings.Yeteventhemosteffectivecost-cuttingprogrameventuallyhitsawall:thecomplexityoftheinfrastructureitself.Therootcauseofthiscomplexityisthebuil

3、d-to-ordermind-settraditionalinmostITorganizations.Thetypicalinfrastructuremayseemtobehightechbutactuallyresemblesanold-fashionedautomobile:handmadebyanexpertcraftspersonandcustomizedtothespecificationsofanindividualcustomer.Todayanapplicationdevelopertypicallyspecifiestheexactserverconfiguration

4、foreachapplicationandtheinfrastructuregroupfulfillsthatrequest.Theresult:thousandsofapplicationsilos,eachwithitsowncustom-configuredhardware,andajumbleofoftenincompatibleassetsthatgreatlylimitacompany'sflexibilityandtimetomarket.Sinceeachservermaybeconfiguredtomeetanapplication'speakdemand,whichi

5、srarelyattained,vastamountsofexpensivecapacitysitunusedacrosstheinfrastructureatanygiventime.Moreover,applicationsaretightlylinkedtoindividualserversandstoragedevices,sotheexcesscapacitycan'tbeshared.Now,however,technologicaladvances—combinedwithnewskillsandmanagementpractices—allowcompaniestoshe

6、dthisbuild-to-orderapproach.Adecadeintothechallengingtransitiontodistributedcomputing,infrastructuregroupsaremanagingclient-serverandWeb-centeredarchitectureswithgrowingauthority.Companiesareadoptingstandardizedapplicationplatformsanddevelopmentlanguages.Andtoday'shigh-performanceprocessors,stora

7、geunits,andnetworksensurethatinfrastructureelementsrarelyneedhand-tuningtomeettherequirementsofapplications.Inresponsetothesechanges,someleadingcompaniesarebeginningtoadoptanentirelynewmodelofinfrastructuremanagement—m

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