面向实际应用的 VMware 内存愿景.pdf

1、1|2024 SNIA.All Rights Reserved.VMware Memory Vision for Real World ApplicationsPresented bySudhir Balasubramanian Sr Staff Solution ArchitectArvind Jagannath VCF Product Management2|2024 SNIA.All Rights Reserved.2Customer Memory and VM trendsHost Memory in the larger buckets growing faster!0.00%20.

2、00%40.00%60.00%80.00%100.00%120.00%140.00%256256-512GB512-1TB1-1.5TB1.5-2TB2-2.5TB2.5TB-3TB%age growth for host memory sizesJul:2022Jul:20233|2024 SNIA.All Rights Reserved.Bridging the CPU-Memory imbalanceCPUDRAMWithout TieringWith TieringOverprovision(or overcommit)Overprovision(or overcommit)(Acti

3、ve Hot&Cold Page Replacements)VMware Active Memory usage is typically 50%Tier-24|2024 SNIA.All Rights Reserved.Memory Tiering OverviewoProvide lower TCO by(50%)DRAM substitutionoImprove capacity and bandwidthoImprove host CPU core utilizationoConsolidate host resourcesReduce CapExReduce OpExoExpand

4、memory on-demand oImprove vMotion speedsoReduce failure probabilityoReduce host evacuation time for maintenanceOther future use-casesoPooling/sharingoRemote mem tiering(stranded mem)oMemory tracking/scrubbing&proactive maint.oApp-specific acceleration(AI/ML,Analytics)oEncryption/dedupe/compression)v

5、CenterTiered MemoryESXiMemory HardwareDDRCXL attached Accelerator CXL ExpanderNVMePooled CXL(Remote memory disaggregation)ContainerCRX5|2024 SNIA.All Rights Reserved.Customer Value Prop How Memory Tiering reduces Total Server Costs1TB DRAM+1TB on CXL AcceleratorHost configuration (DRAM+CXL Accelerat

6、or)List Price1CPU2 x 6348(28C 2.6GHz)$6,144*DRAM1024GB(32 x 32GB)$29,184CXL Accelerator Board1024GB 256 VMs with 1-2%performance drop,5-6 additional cores usage2.VMMark(Mixed DB,In-mem DB,MySQL,Web services,varied VM sizes(2-256GB),vCPUs(2-8):4:1 ratio:(4 DRAM&1 NVMe)Compared to