FCoE及存储整合

1、聚合存储网络意味着保持存储最佳实践，无论使用什么样的连接保持数据流量工程设计原则提升可靠性，冗余性及速度保证基于角色的访问控制增加距离，吞吐量及灵活性减少部署和开通的时间给客户选择而不是被迫选择Presenlation_ID©2010 Cisco and-or its affiliates. All rights reserved.Cisco Public一次布线，无限连接Presentation ID©2010 Cisco and or its affiliates. AM rights reserved.Cisco Public2I/O ConsolidationTod

2、ayEnhanced Ethernet and FCoEPresentation IDa a /oo/on-i oI/O Consolidation with FCoECisco PublicCisco PublicSANASAN BCisco PublicCisco PublicEthernetNexus 5000Cisco PublicNetwork Stack ComparisonSCSI i iSCSI :FCIP :FCoE ； FCFibre Channel over EthernetWhat enables it? 10Gbps Ethernet Lossless Etherne

3、tMatches the lossless behavior guararUeed in FC by B2B credits Ethernet jumbo framesMax FC frame payload = 2112 bytes| Normal ethernet frame, ethertype = FCoE / I Same as a physical FC frameSEMUJLXJOOLL.a)peaH OIJ-FC Payloado0：o| Control information: version, ordered sets (SOF, EOF)Unified FabricWhy

4、? Can you name one technology that you can guarantee will be in the Data Center in 5 years? It's Ethernet!ThroughputBlock Size (KB) 8G FC Writes 8G FC Reads 10G FCoE Writes 10G FCoE Reads Cost per byte for storage traffic will be cheaper and more flexible over an Ethernet fabricDCB “Virtual Link

5、s”An exampleVL1 - LAN Service-LAN/IPVL2 No Drop Service StorageLAN/IP GatewayVL2Campus Core/ InternetPresentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public7Storage Area NetworkAbility to support QoS queues within the “lanes'，Priority Flow ControlFibre Channe

6、l over Ethernet Flow Control En ables lossless Ether net using PAUSE based on a COS as defined in 802.1 p When link is congested, CoS assigned to FCoE will be PAUSEd so traffic will not be dropped Other traffic assigned to other CoS will continue to transmit and rely on upper layer protocols for ret

7、ransmissionFibre ChanneltIITransmit QueuesOne>PAUSEReceive BuffersFourFive Eight Virtual Lanes"Will>nwSeviB2B CreditsSevenEightEnhanced Transmission StandardBandwidth Management - IEEE 802.1 Qaz Required when consolidating I/O 一 Ifs a QoS problem Prevents a single traffic class of “hoggin

8、g” all the bandwidth and starving other classes Whe n a give n load does n't fully utilize its allocated ban dwidth, it is available to other classesHelps accommodate for classes of a Uburtsy55 naturePresentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public9Pre

9、sentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public#10 GE Link Realized Traffic UtilizationOffered Traffict1t2t33G/S3G/s3G/st1HPC Traffic3G/sStorage Traffic3G/sLAN Traffic4G/St22G/S3G/s5G/st3Presentation_ID©2010 Cisco and-'or its affiliates. All rights

10、reserved.Cisco Public10思科存储网络产品Presentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public11Presentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public#大型企业和运行商解决方案Presentation_ID©2010 Cisco and-'or its affiliates. All rights

11、 reserved.Cisco Public#Presentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public#Nexus 7010, 7018,7009Nexus 4000Nexus 2232ONexus 5548UPNexus 5596UP中小企业解决方案Nexus 5010/5020HP/IBM FC Blade SwitchMDS 9124Cisco NX-OSMDS 9506, 9509, 9513Presentation_ID©2010 Cisco an

12、d-'or its affiliates. All rights reserved.Cisco Public12Nexus 5596UP 和5548UP提升DC接入能力！高密度1RU/2RU架顶式交换机10GE/1GE/FCOE/8G FC 倒转的气流方向/电源模块一”创新统一端口能力2层,3层支持FEX 支持(24/L2)多级跳FCOE/无损以太网Cisco FabricPath益处肩S用场可行的投资保护经过证明的有弹性的N X-OS设计低时延为虚拟数据中心提供最低的总体拥有成本Nexus 5548 Series2nd Generation Nexus 5000 with Fabri

13、cPath & Layer 3Presentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public12Presentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public#Presentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public#P

14、resentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public# Flexible port configurations lOGE/FCoE/DCB, 2/4/8 G FC# 1GE Layer 2 / Layer 3 support Support for increased number ofFEX per N5500 (future) 4K VLANs 40G Uplinks (future) Unicast latency: < 2ps FabricPath

15、Layer 2 Multi-Pathing Support IETF TRILL & Cisco L2MP Standards-based Til FCoEHardware support for IEEE 1588 (Precision Time Protocol 一 ps accuracy & timestamp)Presentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public#Presentation_ID©2010 Cisco and-

16、9;or its affiliates. All rights reserved.Cisco Public#Nexus 5596 Series 一 Q1CY11Nexus 5000 with FabricPath & Layer 3Three Expansion Module SlotsPresentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public1396 Ports capable of 10GE/1GE/FCoE/FC (Unified Port)Shown p

17、opulated with three unified port capable expansion modulesPresentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public#Presentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public#Available Q1CY11Presentation_ID©2010 Cisco and-'

18、;or its affiliates. All rights reserved.Cisco Public#16x1/iogeAny 10GE port can also be configured for FCoE with a licenseA license is also required to enable storage services on FC ports8x1/ioge +8 x 1/2/4/8G FC16 unified portsindividuallyconfigurable as1/10GEor1/2/4/8G FCL3 support for160G of L3 I

19、/ObandwidthPresentation_ID©2010 Cisco and-'or its affiliates. All rights reserved.Cisco Public14统一端口动态及有效的端口分配可用性用于Nexus 5548及5596的扩展模块Nexus 5596UP的所有端口Native FC简化交换机购买一不需要再 猜测端口比例增加设计灵活性 去除特定协议带宽瓶颈UrHfied PortLossbosss Rhern= FCEHSCSI, NAS亘灵活的LAN及存储聚合，基于业务的 需求可根据特定的流量调整服务14L3L2EthernetConv

20、 erge neeTraditional Data Center DesignEthernet LAN and Fibre Channel SANPhysical and Logical separation of LAN and SAN trafficAdditional Physical and Logical separation of SAN fabricsPurposely Built NetworksLAN: Loss and Out of OrderTolerantSAN: Loss and Out of OrderIntolerantLimited in ScaleConver

21、ged AccessSharing Access Layer for LAN and SANShared Physical, Separate Logical LAN and SAN traffic at Access LayerPhysical and Logical separation of LAN and SAN traffic at Aggregation LayerFCFCoEAdditional Physical and Logical separation of SAN fabricsStorage VDC (Nexus7000 only) for additional management / operation separationL3L2FabricMDS 9000-Presentation_ID©2010 Cisco and-'or its affiliates. All rights reserve