SNIA-SDC23-Kutcipal-Ravi-Cloud-Hyperscale-Topologies_0.pdf

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1、1|2023 SNIA.All Rights Reserved.Virtual ConferenceSeptember 28-29,2021Why Todays Cloud and Hyperscale Topologies Use SAS:A Look Into Metas Grand CanyonRick Kutcipal,Product Planning Broadcom Board of Directors SCSI Trade AssociationMadhavan Ravi,Hardware Systems Engineer-Meta2|2023 SNIA.All Rights R

2、eserved.Why Modern Hyperscale Architecture Use SASHow Emerging Architectures are Leveraging 24G SASScalabilityCostReliability24G SAS Advancements for Hyperscale EnvironmentsInvestments in standards&products to enable hyperscale architectures Capacity optimized featuresSpecialized performance solutio

3、nsPower considerationsFlexibility3|2023 SNIA.All Rights Reserved.Hyperscale Innovations in SAS20182021Future2020Shingled Magnetic Recording(SMR)Improvements in arial density(capacity)Next Generation SMR Flexibility in SKU management Repurposing Depopulation(DePop)Data Center managementMulti-Actuator

4、 Addressing the performance per capacity issueCommand Duration Limits Improving performance without sacrificing latency4|2023 SNIA.All Rights Reserved.Importance of Scalability in Hyperscale ArchitecturesData GrowthStorage ManagementAgilityService LevelAgreementsCost Optimizations5|2023 SNIA.All Rig

5、hts Reserved.The Scalability of SASCapacityScalability SAS is a connection-based Storage protocol and is inherently scalable Supports practical topologies up to 2,000 devices Devices can be added or removed Individually or in groups(enclosures)Without interrupting IO traffic Supports active connecti

6、ons without extra components Active Cu(10m 20m)Active optical(300m)6|2023 SNIA.All Rights Reserved.ReliabilitySAS was originally developed to meet the needs of the Enterprise Data availability Data integrity 24/7 operationFeatures like Native support for redundant paths Forward Error Correction(FEC)