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[book] Solid State Drives and High-Speed Memory: Adoption, Practice and Deployment
Solid State Drives and High-Speed Memory Adoption, Practice and Deployment.pdf
(1.46 MB, 下载次数: 209 )
目录：
Sponsors ............................................................................................................................................................................................... 4 Introduction ......................................................................................................................................................................................... 5 Market .................................................................................................................................................................................................. 6 Market size ....................................................................................................................................................................................... 6 Projections – Flash Memory Revenues to Foundry Owners ........................................................................................................ 6 Projections – Enterprise SSDs – Revenues to SSD Manufacturer ............................................................................................... 7 Projections - Average end-user selling price per GB ..................................................................................................................... 7 IT Professionals Survey ....................................................................................................................................................................... 8 Enterprise SSDs ..............................................................................................................................................................................12 Consumer SSD Use ........................................................................................................................................................................ 28 Application Use Cases ........................................................................................................................................................................ 30 Transaction processing ................................................................................................................................................................. 30 Virtual Desktop Infrastructure ..................................................................................................................................................... 30 Acceleration into the Cloud ...........................................................................................................................................................31 Technology ......................................................................................................................................................................................... 32 NAND Flash Memory: SLC, MLC, eMLC ..................................................................................................................................... 32 SLC vs. MLC ................................................................................................................................................................................... 32 DRAM............................................................................................................................................................................................. 33 Phase Change Memory .................................................................................................................................................................. 33 Other future memory technologies .............................................................................................................................................. 34 Interfaces ....................................................................................................................................................................................... 34 Parallel versus Serial ..................................................................................................................................................................... 34 SCSI ................................................................................................................................................................................................ 34 ATA ................................................................................................................................................................................................. 34 SATA............................................................................................................................................................................................... 35 SAS ................................................................................................................................................................................................. 35 Fibre Channel ................................................................................................................................................................................ 35 InfiniBand ...................................................................................................................................................................................... 35 Implementation ................................................................................................................................................................................. 37 Controller ....................................................................................................................................................................................... 37 PCI Express .................................................................................................................................................................................... 37 Hard Disk Drive Form Factor ....................................................................................................................................................... 38 Appliance/Array ............................................................................................................................................................................ 38 Deployment issues ............................................................................................................................................................................. 39 Over-provisioning.......................................................................................................................................................................... 39
Wear-leveling ................................................................................................................................................................................. 39 Write endurance ............................................................................................................................................................................ 40 Write amplification ....................................................................................................................................................................... 40 IOPs – Read/write performance .................................................................................................................................................. 41 Latency ........................................................................................................................................................................................... 42 Caching and tier management software ........................................................................................................................................... 43 Dell/Compellent: Data Progression ............................................................................................................................................. 43 EMC: FAST .................................................................................................................................................................................... 43 Flashsoft ......................................................................................................................................................................................... 44 HP: Adaptive Optimization and Automatic Tiering .................................................................................................................... 46 IBM: EasyTier ................................................................................................................................................................................ 46 IO Turbine (now Fusion-io) .......................................................................................................................................................... 48 LSI CacheCade and Adaptec MaxIQ ............................................................................................................................................ 49 Best practices and recommendations ............................................................................................................................................... 50 Understand the Input-Output bottlenecks .................................................................................................................................. 50 Understand the technologies ........................................................................................................................................................ 50 Don’t use a consumer-class device in an enterprise application ................................................................................................ 50 Go for the low-hanging fruit .......................................................................................................................................................... 51 Negotiate, negotiate, negotiate ...................................................................................................................................................... 51 Don’t forget operating expenses .................................................................................................................................................... 51 Texas Memory Systems ..................................................................................................................................................................... 52 Performance Testing Standards ........................................................................................................................................................ 54 SNIA SSS Performance Specification ........................................................................................................................................... 54 Storage Performance Council (SPC) ............................................................................................................................................. 54 Standard Performance Evaluation Corporation (SPEC) ............................................................................................................. 55 Transaction Performance Council (TPC) ..................................................................................................................................... 55 Performance Testing Services ........................................................................................................................................................... 56 Calypso Systems ............................................................................................................................................................................ 56 Medusa Labs Division of JDSU .................................................................................................................................................... 56 Oakgate Technology ...................................................................................................................................................................... 56 Tables: Appliances/Arrays ................................................................................................................................................................ 57
Tables: PCIe and RAID implementations ........................................................................................................................................ 60 | 
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发表于 2016-11-21 19:02:49
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