Burstiness PowerPoint PPT Presentations

Sender: Ack compression/ Ack loss. Sender: A burst of data packets sent out ... How to reduce severe ack-compression? Increasing txqueue. Txqueuelen = 100 pkt ...

Ship tuples in block-wise fashion (batch); smooth burstiness. Query Execution Techniques for DD ... optimizers do not scale for 10,000s of sites ...

Buffer sizing III: packet burstiness TCP traffic is made up of packets ... optical packet buffers are hard to build large electronic buffers are unsustainable ...

Only model and optimize packet loss rates. Burstiness of losses matters a lot in ... The introduction is the best part of this paper. -- FOCS Program Committee ...

Multiplexing of multiple input traffic streams toward a single output stream. Degree and nature of burstiness of input traffic stream(s). 32. www.intel.com/research ...

Firing rates, patterns and oscillatory activity in basal ganglia in movement ... Propofol anesthesia decreases GPi firing rates and increases burstiness (BI) ...

Regulating the average rate (and burstiness) of data transmission. ... Widely used packet scheduling algorithm. Schedules packets based on priority classes. ...

Synchronous blocking model (SB): processor stalled due to load and read-modify-write ... CV : degree of burstiness. Evaluation of the impact of the MSHRs number ...

The underlying network protocols need to be aware of the characteristics and ... bursty multimedia traffic by relieving its burstiness over multiple paths. ...

TCP halves sending rate upon congestion. MM likes smooth rate ... Look at fixed number of long-lived flows. Burstiness. Cumulative Distribution ...

Alpha Beta Model. Causes of burstiness in network traffic (non-Gaussianity)? Mean. 99 ... beta. Rice University spin.rice.edu. 9. Traffic Bursts: A Case Study ...

average bandwidth burstiness: token bucket filter. token rate r. bucket depth B. must have a token to send a byte. must have n tokens to send n bytes ...

AGG solver finds usage pattern given costs. Implications and Conclusions ... Richer models of usage (e.g. bandwidth consumption, burstiness) ...

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Variance of marginal distribution in certain time scale ... E.g., packet-trains or ON-OFF user behavior. Scaling behavior in a range of time scales ...

Identifying MMORPG Bots: A Traffic Analysis Approach (MMORPG: Massively Multiplayer Online Role Playing Game) Kuan-Ta Chen National Taiwan University

Major Events are discussed in numerous articles for an extended timeframe. ... Frequency of the term 'earthquake', as it appeared in the SF Call , (1908 - 1909) ...

On the Self-Similar Nature of Ethernet Traffic Will E. Leland, Walter Willinger and Daniel V. Wilson BELLCORE Murad S. Taqqu BU Appeared on SIGCOM 1993

1. Active Probing for Available Bandwidth Estimation. Sridhar Machiraju. UC Berkeley OASIS Retreat, Jan 2005. Joint work with D.Veitch, F.Baccelli, A.Nucci, J.Bolot ...

We are motivated to evaluate ack-clocking and pacing schemes with more ... Pacing traffic could be more bursty than ack-clocking traffic. ...

Self-Similarity in Network Traffic Kevin Henkener 5/29/2002 What is Self-Similarity? Self-similarity describes the phenomenon where a certain property of an object is ...

Leland and Wilson collected hundreds of millions of Ethernet packets without ... to become less smooth and more bursty as the number of active sources increases ...

Modeling Internet Application Traffic for Network Planning and Provisioning Takafumi Chujo Fujistu Laboratories of America, Inc. Traffic mix on converged IP networks ...

Roddam Narasimha

Develop a better mechanism for giving users and network administrators feedback ... Ingress and Egress is where the bottlenecks are and this is where the charging ...

Xin Wang Internet Real -Time Laboratory Columbia University http://www.cs.columbia.edu/~xinwang

QoS Measurement and Management for Multimedia Services Thesis Proposal Wenyu Jiang April 29, 2002

Slides adapted from Paul Barford (UWisconsin), Matt Roughan (U Adelaide) ... Understanding self-similarity/multi-fractal traffic. Control: managing the network ...

Case Study: The Abacus Switch CS 4594 Goals and Considerations Handles cell relay (fixed-size packets) Can be modified to handle variable-sized packets.

Understanding the Performance of TCP Pacing. Amit Aggarwal, Stefan Savage, Thomas ... Phase1: no losses. Latency of paced TCP slightly higher due to pacing. ...

Flowlet Switching. Srikanth Kandula. Shan Sinha & Dina Katabi ... Rebalance traffic when unpredictable events occur (Outages, DoS, BGP reroutes, Flash Crowds, ...

Raj Jain's 'Three questions that a congestion control algorithm should answer' ... Tahoe (New) Reno. Additive Convergence. Delay; Equation Based; Loss (MD) Vegas. AIMD ...

QoS Measurement and Management for Multimedia Services. Thesis Proposal. Wenyu Jiang ... One-way vs. round-trip measurement. Internet load often asymmetric ...

Facultad de Ciencias Exactas y Naturales. Universidad de Buenos Aires. 2. Motivaci n. Comprender el comportamiento del tr fico de red es esencial para todos los ...

Generating Synthetic Workloads Using Iterative Distillation. Zachary Kurmas ... Storage system hardware / configuration decisions must be evaluated with respect ...

... give availability bounds for such systems? Center of Advanced Computer ... The rest (N-1) mobiles. The tagged mobile. LLC arrival on-off. pmf of LLC frame size ...

Title: CS244a: An Introduction to Computer Networks Author: Nick McKeown Last modified by: Cisco Systems, Inc. Created Date: 12/30/1999 6:54:40 PM

... for at least layer 3 (IP) and layer 4 (TCP/UDP) headers ... semantically meaningful parameters that fully specify the characteristics of a given trace ...

Efficient Transmission of Stored Video for Improved. Management of Network Bandwidth ... performance to its predecessors. Summary and future work. Future work ...

Std. Uniformization. Fox-Glynn Method. Stiff Uniformization. Batch Means. Regenerative Simulation ... more complete and balanced picture. Both steady-state and ...

Rose & Haddock 1997. What has changed? Proliferation of (test) collections ... Spearman's S (Rose & Haddock 1997) Kullback-Leibler divergence (Cavaglia 2002) ...

Electronic commerce, streaming media, online games, online trading, ... MPEG streaming server with 1.5 Mb/s VBR MPEG-1 clients ...

Proliferation of Internet applications. E-commerce, ... Clusters for high availability: Porcupine [Saito99] Grid computing [Globus] 21. Computer Science ...

Real Networks (www.real.com) Real Player G2 ... Real Networks Tools. Beta versions available for free. Real Player G2. Helper App to play Real player audio and ...

Class C. Class B. Class A. Traffic. Classes. Traffic. Sources. Drop. Scheduling. Buffer Management ... Implies single class of traffic. Drop-tail ...

First packetized speech over SATNET between Lincoln Labs and NTA (Norway) and UCL (UK) ... to be better than the rat LBR. Allows a more 'fair' comparison ...

no source code---can't 'cheat' to get accurate model ... Self-similarity in World Wide Web traffic: evidence and possible causes. ...

Clients communicates with one AP at a time. Clients select AP based on long term signal quality ... Link conditions vary often and quickly. Expensive to probe ...

A Proxy Smoothing Service for Variable-Bit-Rate Streaming Video. Jennifer Rexford ... Re-encode the video stream at different quality at proxy ...

... even slower Might be better to give early feedback And get 1-2 connections to slow down before it s too late * Random Early Detection (RED) ...

Each algo. is evaluated by four parameters: 1. Latency(Throughput). 2. Starvation free. ... We will discuss three different matching algo. ...

[Floyd and Kohler, 2002] Characterizing the end-to-end path: the ... [Floyd and Kohler 2002], Internet Research Needs Better Models, Hotnets 2002. ...

Network measurement requires hardware or software measurement facilities that ... 7 Well over 80% of the byte and packet traffic on most networks is TCP/IP ...

... it can decode. ... Destination decodes first part using signal from both relay and ... 'forward' the received energy once it cannot decode the message. ...

... arrival processes have some interesting properties. We'll consider some here. ... Skp(k) = ?t. What is interarrival time, r, between two arrival. f(r) = ?e-?r ...

Felice Balarin, Yosinori Watanabe. Cadence Berkeley Laboratories. Outline. Introduction ... RTL level design is no longer efficient for systems containing ...