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Published byMelissa Andrews Modified over 9 years ago
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Team Members Team Leader: Adam Jackson Communication Coordinator: Nick Ryan Bader Al-Sabah David Feely Richard Jones Faculty Advisor Dr. Ahmed Kamal Client Contacts Aaron Cordes Rick Stevens Client: Lockheed Martin 2
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At this time, the maximum real-world throughput of 10 Gbps network configurations is unknown. 3
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Lockheed Martin (LM) needs a test plan designed and executed to measure the maximum real-world throughput of a 10 Gbps network composed of Commercial Off the Shelf (COTS) components. 4
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Create and test a network capable of reaching 10 Gbps with COTS components Topology has to use fiber optics Remain within approx. $3500 budget 5
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PCI Express (PCI-E) Network Cards with an XFP Switch PCI Extended (PCI-X) Network Cards with an XFP Switch Advanced TCA or MicroTCA (µTCA) Architectures 6
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7 Graphic inspired by previous HSOI team Testing will be completed with two systems directly connected Used for testing bandwidth and bandwidth efficiency
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8 Composed of three nodes and a Ethernet switch Used for testing switching time, latency, and quality of service Graphic inspired by previous HSOI team
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Same node strategy as PCI-E Bus speed max of approximately 8 Gbps Client requirement of 10 Gbps makes this an unfeasible solution 9
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Testing should be done with a single node due to the high cost of components Single Node composed of the following Three 10 Gbps Network Interface Cards µTCA Carrier Hub Power module Control Processor Switching Fabric Nodes can be connected in various ways 10
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11 Diagram courtesy of LMCO
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µTCAPCI-E Advantages Modular design allows for expansion 262.5 Gbps maximum throughput for Advanced Mezzanine Cards (AMC) Disadvantages AMC Network Interface Cards at 10 Gbps are not readily available Costly components Advantages Readily available optical 10 Gbps NICs Variety of 10 Gbps XFP Switches Relatively low cost components Disadvantages Lack of PCI-E systems at ISU Source: http://www.compactpci-systems.com/columns/Tutorial/pdfs/4.2005.pdf 12
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Source: http://www.dell.com/content/topics/global.aspx/vectors/en/2004_pciexpress?c=us&l=en&s=corp InterfaceMaximum Transfer Rate PCI-X 100-MHz6.4 Gbps (800 MB/sec) PCI-X 133-MHz8 Gbps (1 GB/sec) PCI-E x14 Gbps (500 MB/sec) PCI-E x416 Gbps (2 GB/sec) PCI-E x832 Gbps (4 GB/sec) PCI-E x1664 Gbps (8 GB/sec) uTCA (AMC)262.5 Gbps (32.8 GB/sec) 13
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µTCA will not fit into budget µTCA components may not be available in time PCI-X is not fast enough 14
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Capable of PCI-E x1/x4/x8 Operating System Dual-Boot (Windows, Linux) Approximate Cost: $500/system Separate system needed for each node 15
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Pluggable XFP optical interface 10GBASE-SR and –LR support PCI-E Ver. 1.1 Interface x1/x4/x8 compatible 32 Gbps throughput Linux and Windows OS supported Source: NetXen website http://www.netxen.com/products/boardsolutions/NXB- 10GXxR.html 16
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Model Number: SMC8708L2 Supports up to 8 XFP ports Delivers 10-Gigabit Ethernet Switching fabric – 160Gbps AC Input – 100 to 240 V, 50 – 60 Hz, 2 A 17 http://www.pcworld.com/product/pricing/prtprdid,9311286-sortby,retailer/pricing.html
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SMC10GXFP-SR TigerAccess™ XFP 10G Transceiver 1-Port 10GBASE-SR (LC) XFP Transceiver Used for 10 Gbps connections 18 http://ecx.images- amazon.com/images/I/11jHA98YEEL._AA160_.jpg
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NXB-10GXxR Intelligent NIC® 10 Gigabit Ethernet PCIe Adapter with pluggable XFP optical interface (http://www.netxen.com/products/boardsolutions/NXB-10GXxR.html) TigerSwitch 10G 8-Port Standalone XFP 10Gigabit Ethernet Managed Layer 2 Switch SMC Networks, Inc. Node 1 Node 2 Node 3 (As recommended by Lockheed Martin.) 19
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Purchased by Team Purchased by Client Provided by Department NICs2-30-1- Switch-1- XFP Transceiver (for use on switch) -2-3- Optical CablingAs needed-Available, details unknown Computer SystemsIf necessary and available in budget -Supplied to senior design lab 20
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ResourceQuantityUnit CostTotal Cost Optical NICs2$1000$2000 Optical NICs1$1000On loan from client 1 XFP Switch1$6500On loan from client XFP Transceiver3$1880On loan from client Fiber optic cables3$80$240 Host System3$500$1500 2 Total$3740 1 One optical NIC will need to be borrowed if the team must purchase the host systems 2 ISU ECpE Department’s update of the Senior Design lab may cover this cost 21
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Qcheck Packet generation program Can be used to test bandwidth, bandwidth efficiency, and latency Ethereal Packet capture program Can be used for bandwidth efficiency testing IP Traffic Test & Measure Network testing suite Can be used for quality of service and latency testing 22
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Testing will be predominantly software based, the test bench will be executed on the computer system described previously. If issues arise and the signal needs to be observed, an Agilent 86100A oscilloscope is available from the department. Availability of splitters is unknown. 23
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Bandwidth Measurement Channel Capacity Bandwidth Efficiency (Throughput) Switching Time Measurement Latency Measurement Quality of Service Measurement 24
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Execute each test multiple times to ensure precise results Provide appropriate statistics from results Use both UDP and TCP protocols when possible Vary data size to avoid skewed results due to packet header overhead 25
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Bandwidth Compare link usage for each node under varying workload types Bandwidth Efficiency Show a comparison of the amount of OSI Layer 1 data sent for different OSI Layer 7 data block sizes Switching Time Compare switching time and link load for cases when 2 and 3 nodes are connected to the network 26
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Latency Compare the latency between nodes under different network loads Quality of Service Show the amount data received from each sending node for each endpoint node over time 27
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