PPT-SDN Scalability Issues

Author : stefany-barnette | Published Date : 2016-04-20

Last Class Measuring with SDN What are measurement tasks What are sketches What is the minimal building blocks for implementing arbitrary sketches How do we tradeoff

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SDN Scalability Issues: Transcript

Last Class Measuring with SDN What are measurement tasks What are sketches What is the minimal building blocks for implementing arbitrary sketches How do we tradeoff between accuracy and space. CSG. Winter 2015 – 01/14/15 – First Session. Part 1 - Planning. Definitions. Infrastructure Considerations. Use Cases. Service Delivery / Management . Considerations. User Engagement. Part 2 – Rollout Strategies: Benefits & Gotchas. Here. . Tom Williams, . twilliam@hp.com. SDN / DC Strategy & Execution. HP Networking. Mobility is changing everything . © Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.. Colin Dixon. Technical Steering Committee Chair, . OpenDaylight. Principal . Engineer, . Brocade. Some content from: David Meyer, . Neela. . Jaques. , . Kevin Woods, and others. Outline. What I know a lot about. Thomas Edwards. FOX Network Engineering & Operations. SDN Rules/Actions/Stats. The problem. SDN flow rule updates: . 1ms to 10ms. RP 168 switch point accuracy . ~10µs. We’ve got a problem. !. The Solution. Morten . Kragelund. Holt. Jens Johansen. Gerth. . Stølting. . Brodal. 1. Aarhus University. Introduction. Trees are used in many branches of science.. Phylogenetic. trees are especially used in biology and bioinformatics.. Fundamental issue: the speed gap between data plane and control plane.. Switch OS. Switch HW. 10-100 . Gbps. Switch OS. Switch HW. 10-100 0Mbps. Switch OS. Switch HW. ???. SDN controller. SDN controller scalability issue. Network elements has two components: . OpenFlow. client, forwarding hardware with flow tables.. The SDN controller must implement the network OS functionality. Provide abstraction to the upper layer. CSG. Winter 2015 – 01/14/15 – First Session. Part 1 - Planning. Definitions. Infrastructure Considerations. Use Cases. Service Delivery / Management . Considerations. User Engagement. Part 2 – Rollout Strategies: Benefits & Gotchas. Cloud Network Services. Mohammad . Banikazemi. , David . Olshefski. , . Anees. . Shaikh. , John Tracey, and . Guohui. Wang. ,. IBM T. J. Watson Research . Center. IEEE Communications Magazine 2013. OpenFlow. and . ForCES. . IETF-93. Presented by. Yaakov Stein . RAD (. yaakov_s@rad.com. ). Evangelos Haleplidis . U of . Patras. (. ehalep@ece.upatras.gr. ). Why SDN and NFV ?. Before explaining . Ruolin Fan. ∗. , Li Wei. †. Pengyuan Du*, . Ciarán Mc . Goldrick. ♠. . and Mario Gerla. ∗. * . University of California Los Angeles, Los Angeles, CA, . USA. † Michigan Technological University, Houghton, MI, USA. Measuring with SDN. What are measurement tasks?. What are sketches? What is the minimal building blocks for implementing arbitrary sketches?. How do we trade-off between accuracy and space?. How to allocate memory across a set of switches to support a given accuracy. sauravdas@alumni.stanford.edu. AT&T Talk. 3/27/14. 1. 2. A number of slides are . courtesy of. www.sdnacademy.com. Outline. . What is SDN? (or how was it originally intended). Different Shades of SDN. Huawei. Liyan. Gong, . Fengwei . Qin . @China Mobile. Guangming. Yang @China Telecom. James Guichard @. Futurewei. Gyan Mishra . @Verizon. Tarek Saad @Cisco. Vishnu Beeram @Juniper. Scalability Considerations for .

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