固态硬盘在浸没式冷却环境中的优势与挑战.pdf

1、Hardeep Singh and Mary Ann ShullerAdvantages and Challenges for SSDs in Immersion Cooling EnvironmentsAdvantages and Challenges for SSDs in Immersion Cooling EnvironmentsHardeep Singh and Mary Ann ShullerCooling Environments ImmersionAdvantagesOffers superior coolingLower power usage effectiveness(P

2、UE)of 1.1Smaller carbon footprintDenser data centerPotential for improved reliabilityChallengesDielectric fluid material compatibilityNascent technology for IT hardwareLimited information on long term reliability and integrationImmersion Cooling Advantages and ChallengesThermal AdvantageAir cooling

3、is reaching its limitImmersion cooling offers improved thermal performanceSingle phase hydrocarbons can dissipate up to(Results coming soon)wattsSSD Qualification MethodologyQualification shall cover every bit of storagePre-immersion(Outside tank)Thermal,power,and performance validationSSD functiona

4、lity(full pack read and write)Weight and dimensionsComponent compatibility and functionality testsImmersionPre/Post agingThermal and performance changeSSD functionality changeFluid functionality and contaminationPost-immersion(Outside tank)Thermal,power and performance validationSSD functionality(fu

5、ll pack read and write)Weight and dimensionsElectrical and mechanical reliabilityTear downComponent material integrityCross-section to check PCB,traces,vias,ect.Component functionalityPass Criteria for Functional Areas Post Immersion CoolingFunctional areaCriteriaMechanical reliabilityJESD22-101D(TH

6、B),JESD22-A104E(TC),JESD22-B110B(Shock)Electrical SSD FunctionalityNo data corruption,no functional fail in full pack read and write,and JESD218(RDT)/JESD219(qRDT),no parametric degradationSSD PerformanceNo impact to data transfer rate and thermal performanceWeight and dimension5%change in mass and