PPT-P4CCI: P4-based Online TCP Congestion Control

Algorithm Identification for Traffic Separation Elie Kfoury Jorge Crichigno Presenter Elias BouHarb College of Engineering and Computing University of South Carolina Cyber Center For Security and Analytics University of Texas at San Antonio USA. 3-. 1. Chapter 3. Transport Layer. Computer Networking: A Top Down Approach . 6. th. edition . Jim Kurose, Keith Ross. Addison-Wesley. March 2012. Part 4: Congestion control. Transport Layer. 3-. 2. draft-stein-pwe3-congcons-01.. pdf. Yaakov (J) Stein. David Black. Bob Briscoe. PW congestion as seen by PWE3. PWE3 was originally in the transport area. . because handling the congestion issue was considered critical. Ihsan Ayyub Qazi. Background: Congestion Control. What is congestion?. A network state where the arrival rate exceeds the service rate. Throughput starts decreasing (due to packet losses). Delay increases fast (queues build up). MASSIVE. Packet Reordering. Nathan Farrington. June 8, 2009. DCSwitch. Data Center Networks Do Not Scale. M. Al-Fares, “. Multipath Load-Balancing in Large Ethernet Clusters. ,” UC San Diego, Dept. of Computer Science and Engineering, Research Exam, Mar 2009.. Computer Networks. Principles of Congestion Control. Congestion:. informally: “too many sources sending too much data too fast for the . network. to handle”. different from flow control!. manifestations:. Control. . (part II). EE 122, Fall 2013. Sylvia Ratnasamy. http://inst.eecs.berkeley.edu/~ee122. /. Material thanks to Ion . Stoica. , Scott . Shenker. , Jennifer Rexford, Nick . McKeown. , and many other colleagues. Murari Sridharan. muraris@microsoft.com. CONEX BOF, IETF 76, Hiroshima. Its all about the apps . Apps have diverse needs. P2P, VoIP, TV, online apps, games. Filling the pipe while being TCP fair. High-speed congestion control, Autotuning the receive window, host OS (including app) bottlenecks. Swarun Kumar. With Slides From: Prof. Katabi, . Alizadeh. et al.. Congestion: A big problem. Sources in the Internet are compete for bandwidth and buffer space. S. 1. S. 2. R1. D. 10Mb/s. 2Mb/s. 100Mb/s. Noorul. . Ameen. M.E, EMCAA, MISTE, IAENG.,. Assistant Professor/CSE. E.G.S . Pillay. Engineering College, . Nagapattinam. 9150132532. noornilo@gmail.com. Profameencse.weebly.com. 1. Noornilo Nafees. TCP Vegas Lawrence s. Brakmo Sean W. O’Malley Larry l. Peterson Presented TCP Vegas in 1994 Presented by Chung Tran TCP Vegas VS TCP Reno When TCP Vegas was research and presented in 1994 it stated that it have a better throughput than TCP Reno by 40 to 70 percent 14-740: Fundamentals of Computer Networks. Credit: . Bill . Nace. Congestion Control (2). Apply some control theory. Region 1: Low throughput. Region 2: High delay. Throughput increases slowly. Delay increases quickly. Here are all the necessary details to pass the TCP-BW exam on your first attempt. Get rid of all your worries now and find the details regarding the syllabus, study guide, practice tests, books, and study materials in one place. Through the TCP-BW certification preparation, you can learn more on the TIBCO TCP-BusinessWorks, and getting the TIBCO Certified Professional - BusinessWorks (TCP-BW) certification gets easy. Summary. . July 28, 2012. What can we do?. Absent changes to the network can we actually do something?. Yes. Is there work in the area of measurements that can we do to create “incentives” to make updates in the network happen?. Dr. Rocky K. C. . Chang October 25, 2010. 1. The network congestion problem. 2. Problem: How to effectively and fairly allocate network resources among a collection of competing users?. Congestion is the state of sustained network overload..