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1、CONTRIBUTEDPAPERGreenCloudComputing:BalancingEnergyinProcessing,Storage,andTransportForprocessinglargeamountsofdata,managementandswitchingofcommunicationsmaycontributesignificantlytoenergyconsumptionandcloudcomputingseemstobeanalternativetooffice-basedcomputing.ByJ
2、ayantBaliga,RobertW.A.Ayre,KerryHinton,andRodneyS.Tucker,FellowIEEEABSTRACT
3、Network-basedcloudcomputingisrapidlyKEYWORDS
4、Cloudcomputing;corenetworks;datacenters;expandingasanalternativetoconventionaloffice-basedenergyconsumptioncomputing.Ascloudcomputingbecomesmore
5、widespread,theenergyconsumptionofthenetworkandcomputingI.INTRODUCTIONresourcesthatunderpinthecloudwillgrow.ThisishappeningatatimewhenthereisincreasingattentionbeingpaidtotheTheincreasingavailabilityofhigh-speedInternetandneedtomanageenergyconsumptionacrosstheentire
6、corporateIPconnectionsisenablingthedeliveryofnewinformationandcommunicationstechnology(ICT)sector.network-basedservices[1].WhileInternet-basedmailWhiledatacenterenergyusehasreceivedmuchattentionserviceshavebeenoperatingformanyyears,servicerecently,therehasbeenlessa
7、ttentionpaidtotheenergyofferingshaverecentlyexpandedtoincludenetwork-basedconsumptionofthetransmissionandswitchingnetworksthatstorageandnetwork-basedcomputing.Thesenewservicesarekeytoconnectinguserstothecloud.Inthispaper,wearebeingofferedbothtocorporateandindividua
8、lendpresentananalysisofenergyconsumptionincloudcomputing.users[2],[3].ServicesofthistypehavebeengenericallyTheanalysisconsidersbothpublicandprivateclouds,andcalledBcloudcomputing[services[2]–[7].includesenergyconsumptioninswitchingandtransmissionasThecloudcomputing
9、servicemodelinvolvesthewellasdataprocessinganddatastorage.Weshowthatenergyprovision,byaserviceprovider,oflargepoolsofhigh-consumptionintransportandswitchingcanbeasignificantperformancecomputingresourcesandhigh-capacitystor-percentageoftotalenergyconsumptionincloudc
10、omputing.agedevicesthataresharedamongendusersasrequiredCloudcomputingcanenablemoreenergy-efficientuseof[8]–[10].Therearemanycloudservicemodels,bu
