arista-holyzon單一操作系統(tǒng)應(yīng)用于所有平臺

1、1Arista updateEOS: The Power of ONE !EOS: Extensible Operating System 單一操作系統(tǒng)應(yīng)用于所有平臺7010、7020R48-port 數(shù)據(jù)中心千兆交換楊7300XHigh Density, Modular System supporting up to 512 40GbE Cloud ScaleLeaf and Spine10GbE-40GbE7050X & 7200XDense Low Latency 32 & 64-port QSFP+96xSFP+/8xQSFP+48-port 10Gb w/ 100Gb Uplinks

2、Advanced VirtualizationScale-outVisibility7060CXDense Low Latency 32 & 64-port CX32 32x40/100G, 64x50G or 128x10/25GCX64 64x40/100G, 128x50G or 246x10/25GAdvanced VirtualizationScale-outVisibility7150SUltra Low Latency 24,52,64-port SFP+ 1G-40GbE SwitchesPTP High precisions oscillatorIntelligentAppl

3、ication SwitchTapAgg7280SEDense 48 Port 10G switch with deep buffer VOQ architecture with choice of:2 x 100G MXP2 x QSFP1004 x QSFP+Advanced VirtualizationScale-outVisibilityTapAgg7500RLossless, High Density, Modular Switching System supporting up to:432 x 40G/100G ports 864 x 50G ports1728 x 10G/25

4、G ports at wire speed.Spine Switch with Deep buffer VOQ Architecture10/25/40/50/100GbE100G Coherent DWDM with MACSec EncryptionUpto 1MM RoutesTapAgg7280RDeep buffer VOQ architecture switch with choice of:48 x 10G(CU) + 6 x 100G,48 x 10G(FX) + 6 x 100G,36 x 40G (12 x 100G),48 x 100G + 8 x 40GAll 100G

5、 can be used as 1 x 40G, 4 x 10G/25G or 2 x 50GAdvanced VirtualizationScale-outVisibilityTapAggArista Volume and Value Platforms for 1G to 100G37300X7320X Series7500E/7500R Series7050X/7060X Series7010T7020TR7280E/7280R Series10G/25G/40G/50G/100G Modular Spine10G/25G/40G/100G Leaf1/10G LeafWeb 2.0Le

6、gacyApplicationsStandards Based Network ArchitectureStandards Based LACP/LAG/L310/40/100G IP FabricRobust and Dense Layer 3 Spine with BuffersBig DataIP StorageVirtual Servers & CloudVirtual DesktopHyper-ConvergedArista 高頻交易5Arista 解決方案超低延時、超強(qiáng)功能交換機(jī)優(yōu)化行情處理微爆監(jiān)控延時優(yōu)化、交易過程延時分析單播、多播，L2/L3全線速PTP 1588NAT, 時鐘

7、標(biāo)簽, LANZ+EOS, ZTP, AEMsFlow 一致的高性能、超低延時、開放性和擴(kuò)展性 7150S-24350ns 延時超低抖動 可選：SSD 和時鐘 Arista 7150S 系列 超低延時交換機(jī) 7150S-52380ns 延時超低抖動 內(nèi)置時鐘和 SSD7150S-64380ns 延時超低抖動 內(nèi)置時鐘和 SSD期交所行情發(fā)布系統(tǒng)期貨公司行情接收系統(tǒng)及分發(fā)系統(tǒng)行情數(shù)據(jù)快速處理交換機(jī)配置et0et0et1et0et1et1客戶行情接收處理，決策系統(tǒng)期交所網(wǎng)絡(luò)期交所交易系統(tǒng)Arista 7150-52Switch-1Arista 7150-52Switch-2 TAP 匯聚Switc

8、h-1 配置：假設(shè) 端口 et9 與期交所連接，端口et47 連接期貨公司行情服務(wù)器端口et48 連接 switch-2 , 其它端口連接期貨公司的客戶行情接收處理決策系統(tǒng)的網(wǎng)卡端口 et1用于向期交所提交交易queue-monitor lengthmonitor session client source Ethernet47 rxmonitor session client destination Ethernet48Switch-2 TAP 匯聚交換機(jī)：端口et48 與 switch-1 的端口48 互連端口et1-47 連接客戶行情接收處理決策系統(tǒng)的網(wǎng)卡端口et0,用于接收行情。tap

9、 aggregation mode exclusivespanning-tree mode noneno ip igmp snoopingqueue-monitor lengthinterface et48 switchport mode tapswitchport tap default group Tool1int et1-47switchport mode toolswitchport tool group set Tool1 managementapi mandsno shutdownArista OpenStack / VMware9Arista OpenStack Integrat

10、ionNetwork orchestration with OpenStack Neutron ML2 Plugin10HypervisorMerchant siliconTrident2 (High density), Alta (ULL), ARAD (Large buffers)Physical NetworkOpenStackOrchestration platformML2OVS DriverArista DriverNeutronCVXXen/OVSKVM/OVSOpenStackTopologyDANZ 分流器Tap AggregationArista 分流器與其它分流器功能區(qū)別

11、12FeaturesArista其它廠商Arista Advantage分流能力115T 3.6T40X分流同時支持交換或HUB功能支持不支持Arista緩存監(jiān)控 LANZ支持不支持Arista10G 端口17282568X100G端口43210X fasterNetwork workloads converging on Universal Cloud Network123Answer: Deep buffering is the only proven solution to handle network congestionIP存貯網(wǎng)絡(luò)存在的挑戰(zhàn)？.N/S Bottleneck:Over

12、subscribed PortsNon-Deterministic Latency Limited Expansion1G Attached WorkstationsSerialization Bottleneck:1G Servers lack capacity to handle 10G traffic bursts10G Attached Servers &WorkstationsLeaf Bottleneck:TCP reply from storage to compute.Spine Bottleneck:TCP request from host to storage targe

13、ts.TCP Stack Bottleneck:TX and RX buffer size, number of threads, packet size, PCIe lanes.Storage TargetStorage TargetIP Storage Architectures 187500R Spine and 7280R LeafLossless Network with 4GB+ packet buffers per leafLANZ for monitoring100G uplinkPFC, ECN for customized stacksVxlan for DCI/DRDed

14、icated Storage RacksConverged Storage RacksDedicated Storage SpineAristas IP Storage SolutionDedicated Storage Spine(Large)Storage SpineApp ServersApp ServersIP StorageCompute SpineHyper-converged Storage Racks(Small)Hyperconverged pute Dedicated Storage Rack(Medium)App ServersApp ServersIP StorageS

15、calable to PetabytesLossless TransportHigh AvailabilityVisibilitySimplified ManagementReturn on InvestmentSmart System Upgrades, Self-healing OSDeep Buffering, VOQ,DCB/PFCUCN Architecture, Dense switchingLANZ, VM Tracer, MapReduce, TracerCloudVision provisioningLow power consumption, compact form fa

16、ctors1920Buffering Requirement Video Streaming (Incast)“Netflix found that replacing router ports with more cost effective switch ports from Arista provided a 6.4x increasein port density, 4.5x improvement in power efficiency all without compromising the incast buffer necessary to ensure the highest

17、-quality Netflix customer-streaming-experience.” Dave Temkin, Director of Network Architecture & Strategy, Netflix Netflix network architecture: 大緩存交換機(jī)提高存貯網(wǎng)絡(luò)性能Congestion is inherent in large networks Speed Changes from High to LowStorage TargetsBursty Traffic and Micro-BurstSimultaneous Storage Requ

18、ests Read and WriteMulticast and other bursty traffic behaviorWithout sufficient buffering, packets will be dropped (this in normal) Leads to unfair bandwidth allocations to flows, andResults in unpredictable overall performanceNetworks Should Enable High ThroughputNext Generation 7500R and 7280R 70

19、20R Deep Buffer SystemsCommon single EOS image, Deep Buffer, Lossless Architecture, Large TablesChoice of form factors, density and port speeds for varying use casesStandards based switching for reliable deployments48 10G-T and 6 100G48 10G-SFP and 6 100G10G, 40G and 100G Line cards7504R and 7508R S

20、ystems24 40G and 12 100G QSFP48 100G and 8 40G QSFPArista 大數(shù)據(jù)解決方案23Hadoop 應(yīng)用遇到問題工作流模式:Traffic levelsBurstsIn-castEast-WestSpeed changes應(yīng)用完成時間，有多節(jié)點(diǎn)共同完成Hadoop 對網(wǎng)絡(luò)不可見Arista 對Hadoop 解決方案大緩存7500R ,7280R,7020R應(yīng)用完成時間，有多節(jié)點(diǎn)共同完成:Rail 功能Hadoop 對網(wǎng)絡(luò)不可見Mapreduce trace267060C-322x100G分光器延時分析網(wǎng)絡(luò)性能監(jiān)測7020R監(jiān)控中心Hadoop 網(wǎng)絡(luò)架構(gòu)Hadoop 節(jié)點(diǎn)服務(wù)器7150面向數(shù)字媒體創(chuàng)作、后期制作及集中化內(nèi)容管理的高速網(wǎng)絡(luò)設(shè)計大緩存防止微爆流、扇入、速率變化等價多路徑匯聚靈活易維護(hù)40G/100G高帶寬用于高性能存儲/分步式連接Formats Keep Growing從1Gb升級到10G雙絞線節(jié)點(diǎn)連通性基于文件的工作流需要的網(wǎng)絡(luò)