Stranded Capacity in Data Centers is Costing the Earth.pdf

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1、VP Sales,CadenceHassan MoezziThe Scale of Stranded CapacityThere are 7 million data centers globally,with 105 gigawatts of built capacity consuming 594 terawatt hours of energy every year.This equates to 2.4%of the global energy drawOver 30 gigawatts of data center power capacity worldwide remains u

2、nused.This is not economically or ecologically sustainable30GigawattsGigawatts105Source Courtesy of Cato DigitalThe Scale of Stranded CapacityEnterprise data centers utilize around 56%of their design capacity over their lifetime.Source Courtesy The 451 Digital Infrastructure AllianceSupply Chain Def

3、ining a Data CenterThe Data Center LifecycleDesign/18 MonthsOperations/240 Months+Data center lifecycle is 20+yearsDesigned to a theoretical IT load Based on 5-year projectionsDefined 2-3 years before initial startup The IT equipment lifecycle is 3-5 years18 months for processors4-6 years for storag

4、e and network gearEVERY change creates divergenceCommissioningThe commissioning process is continuousThe Elephant in the Data CenterStranded CapacityHow and Why is Stranded Capacity Created?Stranded capacity is created:Overprovisioning for RASDesign vs implementation diverge resulting in increases F

5、ragmentation of space,power,and coolingOverprovisioning(by design)CapacityAvailability(downtime risk)Efficiency(PUE)Intended operational performanceOf the two,fragmentation is by far the larger cause of stranded capacityStranded capacity is unavoidableData center operationsOverprovisioning(by design

6、)Stranded capacity from fragmentationOverprovisioning(by design)Performance gapFragmentation(Tetris Effect)in Data CentersFacility designFragmentation of Cooling in OperationsData center operationsFacility designThe Impact of FragmentationStranded capacity from fragmentationOverprovisioning(by desig