Your SlideShare is downloading. ×
Extending the SCSI Platformof InnovationMay, 2013www.scsita.org www.scsiexpress.org
SCSI Express OverviewWhat is SCSI Express? Proven SCSI protocol combined with PCIe, creating anindustry standard path to ...
iSCSIFCFCoEParallel SCSISASSCSI:The Most Widely Implemented Logical Storage ProtocolOperates Over Numerous Transport ...
Reliability Proven enterprise SCSIecosystem Architected for highavailabilityPerformance andInnovation Increased perform...
Leading serverI/O interconnectAccommodatesPCIe, SASand SATA drivesFlexible, highperformancequeuing layerPackages SCSI fora...
ServerPCIe Root ComplexO/S and ApplicationsPCIExpressSOP-PQI DriverPCIExpressBackplane with SFF-8639 connectorsSCSI Expres...
Express BaySFF-8639 multifunction connectorSupports multiple protocols/interfacesPCI-SIG electrical specificationUp to...
SCSIExpress Drive/Device SOP-PQI protocol Connects to SFF-8639 PCIe up to x4 interfaceSCSIExpress Controllers Supports...
SCSI Express Naming◆ SCSI Express Drive:SCSI Express SSDSCSI Express HDD(SCSIe SSD or HDD)● A PCIe data storage device usi...
SCSI Express Naming◆ SCSI Express Card Drive:SCSI Express SSCSCSIe SSC(SSC=Solid State Card)● A PCIe data storage device u...
SCSI Express Naming◆ SCSI Express Bridge:● A device using that communicates SCSI over PCIe (SOP) and PCIe QueuingInterface...
SCSI Express Naming◆ SCSI Express Mezzanine Drive:SCSI Express SSM(SCSIe SSM)● A proprietary PCIe data storage device usin...
CY2012 CY2013 CY20141H’12 2H’12 1H’13 2H’13 1H’14 2H’14SOP proposal complete2H 2012SOP proposal complete2H 2012SCSI Expres...
Targeted for enterprise environmentswhere low latency and high performance is critical:● Caching● Virtualization (VDI)● Hi...
Enterprise PCIe-based storageIndustry standards pathIncreased performance through lower latencyCoexistence with SAS via...
 SCSI Express 12Gb/s SAS, 24Gb/s SAS Performance and scalability Power Limit Control - up to 25W Devices Both SAS and...
www.scsita.org17STA Member CompaniesMay, 2013Sponsor Members:Principal Members:Promotional Members:
Upcoming SlideShare
Loading in...5
×

Scsi express overview

2,313

Published on

SCSI Express is the robust and proven SCSI protocol combined with PCIe that creates an industry-standard path to PCIe-based storage. SCSI Express combined with SAS-based solutions provides unprecedented performance and low latency that enterprises demand.

Published in: Technology

Transcript of "Scsi express overview"

  1. 1. Extending the SCSI Platformof InnovationMay, 2013www.scsita.org www.scsiexpress.org
  2. 2. SCSI Express OverviewWhat is SCSI Express? Proven SCSI protocol combined with PCIe, creating anindustry standard path to PCIe-based storageWhy do we need SCSI Express? Deliver proven enterprise storage for PCIe-based storagedevices in a standardized ecosystem Take advantage of lower latency PCIe to improve performance Unified management and programming interfaceMay, 2013 2
  3. 3. iSCSIFCFCoEParallel SCSISASSCSI:The Most Widely Implemented Logical Storage ProtocolOperates Over Numerous Transport LayersATAPI (ATA, SATA)USBMemory sticksFirewireInfinibandUSB Firewire ParallelSCSI3SCSI is Everywhere!May, 2013
  4. 4. Reliability Proven enterprise SCSIecosystem Architected for highavailabilityPerformance andInnovation Increased performancethrough lower latency foremerging advancedtechnologies Enables new storagearchitecturesInvestmentProtectionCoexistence with SAS viaExpress Bay and commoncommand setLeveraging robustmiddleware ecosystem4SCSI Express Value PropositionMay, 2013
  5. 5. Leading serverI/O interconnectAccommodatesPCIe, SASand SATA drivesFlexible, highperformancequeuing layerPackages SCSI fora PQI queuinglayerStorage command set5SCSI Express ComponentsMay, 2013
  6. 6. ServerPCIe Root ComplexO/S and ApplicationsPCIExpressSOP-PQI DriverPCIExpressBackplane with SFF-8639 connectorsSCSI Express SSDs6SCSI Express SSD in a ServerMay, 2013
  7. 7. Express BaySFF-8639 multifunction connectorSupports multiple protocols/interfacesPCI-SIG electrical specificationUp to 25 WattsObjectivesPreserve the enterprise storage experience for PCI Express storageMeet SSD performance demandsServiceable, hot-pluggable Express Bay opens up new possibilities…7Express Bay ConceptMay, 2013
  8. 8. SCSIExpress Drive/Device SOP-PQI protocol Connects to SFF-8639 PCIe up to x4 interfaceSCSIExpress Controllers Supports SOP-PQIdriver functionality onthe controller to thetarget device onthe PCIe lanes Typically supportsSAS/SATA devicesSCSIExpress Driver Driver supplied bystorage OEMs, IHVs orOSVs Open-source Linuxdriver availableCYQ1138SCSI ExpressHardware/SoftwareMay, 2013
  9. 9. SCSI Express Naming◆ SCSI Express Drive:SCSI Express SSDSCSI Express HDD(SCSIe SSD or HDD)● A PCIe data storage device using solid-state drive technology in a 2.5” SmallForm Factor (SFF) or 3.5” Large Form Factor (LFF) that utilizes SCSI overPCIe (SOP) and PCIe Queuing Interface (PCIe) to communicate with thePCIe bus on the host.◆ SCSI Express RAID Controller:● A PCIe controller with Redundant Array of Independent Disks (RAID) faulttolerance capability that communicates SCSI over PCIe (SOP) and PCIeQueuing Interface (PCIe) commands to the PCIe bus on the host.May, 2013 9
  10. 10. SCSI Express Naming◆ SCSI Express Card Drive:SCSI Express SSCSCSIe SSC(SSC=Solid State Card)● A PCIe data storage device using solid-state drive technology in a PCIe cardform factor that utilizes SCSI over PCIe (SOP) and PCIe Queuing Interface(PCIe) to communicate with the PCIe bus on the host.◆ SCSI Express M.2 Drive:SCSI Express SSMSCSIe SSM(SSM=Solid State Module)● A storage device using solid-state drive technology in a M.2 form factor thatutilizes SCSI over PCIe (SOP) and PCIe Queuing Interface (PCIe) tocommunicate with the PCIe bus on the host.www.scsita.orgMay, 2013 10
  11. 11. SCSI Express Naming◆ SCSI Express Bridge:● A device using that communicates SCSI over PCIe (SOP) and PCIe QueuingInterface (PCIe) commands downstream to the PCIe bus on the host.◆ SCSI Express Switch:● A device which transmits SCSI over PCIe (SOP) and PCIe Queuing Interface(PCIe) packet commands to and from a host to a SCSI Express deviceconnected to the switch.May, 2013 11
  12. 12. SCSI Express Naming◆ SCSI Express Mezzanine Drive:SCSI Express SSM(SCSIe SSM)● A proprietary PCIe data storage device using solid-state drivetechnology in a blade mezzanine card form factor that utilizes SCSIover PCIe (SOP) and PCIe Queuing Interface (PCIe) to communicatewith the PCIe bus on the host.May, 2013 12
  13. 13. CY2012 CY2013 CY20141H’12 2H’12 1H’13 2H’13 1H’14 2H’14SOP proposal complete2H 2012SOP proposal complete2H 2012SCSI Express samples1H 2013SCSI Express samples1H 2013SOP/PQI Letter BallotSPEC stability2H 2012SOP/PQI Letter BallotSPEC stability2H 2012Express Bay available2H 2012Express Bay available2H 2012SCSI Express driver availability(open source Linux/other IHV)1H 2013SCSI Express driver availability(open source Linux/other IHV)1H 2013Plugfest #12H 2013Plugfest #12H 2013Plugfest #21H 2014Plugfest #21H 2014SCSI Express devices/controllers available1H 2014SCSI Express devices/controllers available1H 201413SCSI Express TimelineMay, 2013
  14. 14. Targeted for enterprise environmentswhere low latency and high performance is critical:● Caching● Virtualization (VDI)● High Performance Computing (HPC)● Complex Algorithm Processing, Simulations and Modeling● Front-end Web Servers● Data Warehousing● …..And much more!!!!Respond to increasing demands for data14SCSI Express Target EnvironmentsMay, 2013
  15. 15. Enterprise PCIe-based storageIndustry standards pathIncreased performance through lower latencyCoexistence with SAS via Express BayProven SCSI protocolUnified management and common command set15SCSI Express SummaryMay, 2013
  16. 16.  SCSI Express 12Gb/s SAS, 24Gb/s SAS Performance and scalability Power Limit Control - up to 25W Devices Both SAS and SCSI Express Extended Copy Feature Atomic Writes Hinting & other NVM Features16SCSI – Looking to the FutureMay, 2013
  17. 17. www.scsita.org17STA Member CompaniesMay, 2013Sponsor Members:Principal Members:Promotional Members:

×