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Analysis and simulation of a fair queueing algorithm

A. Demers, S. Keshav, S. Shenker
1989 Computer communication review  
We discuss gateway queueing algorithms and their role in controlling congestion in datagram networks. A fair queueing aJgorithm, based on an earlier suggestion by Nagle, is proposed.  ...  An.alysis and simulations are used to compare this algorithm to other congestion control schemes.  ...  Murray's important role in designing an earlier version of the fair queueing algorithm. We wish to thank A. Dupuy for assistance with the Nest simulator. Fruitful discussions with J. Nagle, E.  ... 
doi:10.1145/75247.75248 fatcat:kd7gm7i3xjgz5nkqpjok3hst7e

Analysis and simulation of a fair queueing algorithm

A. Demers, S. Keshav, S. Shenker
1989 Symposium proceedings on Communications architectures & protocols - SIGCOMM '89  
We discuss gateway queueing algorithms and their role in controlling congestion in datagram networks. A fair queueing aJgorithm, based on an earlier suggestion by Nagle, is proposed.  ...  An.alysis and simulations are used to compare this algorithm to other congestion control schemes.  ...  Murray's important role in designing an earlier version of the fair queueing algorithm. We wish to thank A. Dupuy for assistance with the Nest simulator. Fruitful discussions with J. Nagle, E.  ... 
doi:10.1145/75246.75248 dblp:conf/sigcomm/DemersKS89 fatcat:prtl5nyxszcc7fjliwvc5xiuym

A New Class of Priority-based Weighted Fair Scheduling Algorithm

Li Yang, ChengSheng Pan, ErHan Zhang, HaiYan Liu
2012 Physics Procedia  
With the comparison to traditional algorithm, we can drawn a conclusion from the simulation results that the new algorithm can improve the time delay, fairness and other network performances based on the  ...  The traditional fair queuing scheduling algorithm (WFQ WF2Q) for data application is a fair and efficient algorithm, while when they face to real-time applications such as voice, interactive video, and  ...  fair scheduling algorithm 3.1.Put forward a new algorithm A class of based weighted fair queue is agile than weight fair queue, CBWFQ adopt a class of based idea, a class can be single stream, also  ... 
doi:10.1016/j.phpro.2012.05.158 fatcat:hthrwsba7vfinkedki6vm6zcfm

Performance Comparison of Active Queue Management Techniques

T. Bhaskar Reddy, Ali Ahammed
2008 Journal of Computer Science  
Active Queue Management (AQM) has been proposed as a router-based mechanism for early detection of congestion inside the network.  ...  In this study, we are comparing AQM two popular queue management methods, Random Early Detection (RED) and droptail, in different aspects, such as throughput and fairness Index.  ...  We design experiments to simulate the queue management techniques and analyze the throughput and fairness.  ... 
doi:10.3844/jcssp.2008.1020.1023 fatcat:emmtp2vkpnckzilzf33if3vouy

Comparative performance analysis of TCP-based congestion control algorithms

Sanjeev Patel, Kritika Rani
2016 International Journal of Communication Networks and Distributed Systems  
In this paper, we have shown a comparative analysis of throughput, delay and queue length for the various congestion control algorithms RED, SFQ and REM.  ...  Stochastic Fair Queuing (SFQ) ensures fair access to network resources and prevents a busty flow from consuming more than its fair share.  ...  Increasing the number of queues to a large extent helps to achieve fairness.  ... 
doi:10.1504/ijcnds.2016.077939 fatcat:sxczm5ahvrcazdghxu52xtyvgi

QoS ANALYSIS FOR SCHEDULING SCHEMES IN WIRELESS NETWORKS

N. Mahendran
2012 International Journal of Communication Networks and Security  
In this paper, we investigate the compensation issues of fair and priority scheduling algorithms and propose a efficient adaptive bandwidth allocation algorithm for wireless networks, called Adaptive Rotating  ...  priority Queue (ARPQ).  ...  In this type,the packet are selected from the queue groups between s and S and transmitted using fair queuing. 3.Simulation and Result Analysis The Network Simulator (NS) is used to implement the simulation  ... 
doi:10.47893/ijcns.2012.1035 fatcat:34rzu5ol3vdrfbsphajdmhfu7m

Real-Life Experience with Major Reconfiguration of Job Scheduling System [chapter]

Dalibor Klusáček, Šimon Tóth, Gabriela Podolníková
2017 Lecture Notes in Computer Science  
First of all, a new multi-resource aware fairsharing algorithm (based on our recent research) was deployed, with the goal of improving fairness with respect to the growing heterogeneity of resources and  ...  Second, the queue configuration of the entire system was completely reworked in order to decrease resource fragmentation and improve the utilization and the impact of fairness policies.  ...  The support provided by the programme "Projects of Large Infrastructure for Research, Development, and Innovations" LM2010005 funded by the Ministry of Education, Youth, and Sports of the Czech Republic  ... 
doi:10.1007/978-3-319-61756-5_5 fatcat:uqkhe6kvonf27hjlh6sg52u2ii

The Effects of Fairness in Buffer Sizing [chapter]

Mei Wang, Yashar Ganjali
2007 Lecture Notes in Computer Science  
Our analysis suggests that there is an intrinsic trade-off between fairness in packet drops and desynchronization among TCP-Reno flows when routers use the drop-tail queue management.  ...  We demonstrate that desynchronization among flows observed by Appenzeller et al. is caused by unfair packet dropping when a combination of TCP-Reno and the drop-tail queue management is used.  ...  Larry Dunn, and Damon Mosk-Aoyama for helpful discussions and feedback; and Dr. Guido Appenzeller for the scripts to reproduce results in [1] .  ... 
doi:10.1007/978-3-540-72606-7_74 fatcat:7ifpoeh6ifatzheerxv5q6h4dm

Analyzing the Performance of Active Queue Management Algorithms

Ali Ahammed G.F
2010 International Journal of Computer Networks & Communications  
The characteristics of different algorithms are also discussed and compared. Simulation is done by using Network Simulator(NS2) and the graphs are drawn using X- graph.  ...  Active queue management (AQM) has been proposed as a router-based mechanism for early detection of congestion inside the network.  ...  To deal with that, a few congestion control algorithms have tried to separate different kind of data flows, for example Fair Queue [6] , Weighted Fair Queue [6] , etc.  ... 
doi:10.5121/ijcnc.2010.2201 fatcat:jkvnbrqhdjhf5mnvj4op4zprsy

Performance Comparison of Queue Management Algorithms in LTE Networks using NS-3 Simulator

2021 Tehnički Vjesnik  
The performance of queue-management algorithms depends on parameters such as latency, packet dropping, and bandwidth usage.  ...  Simulation software is used to evaluate the queue-management algorithms developed and to test their performance.  ...  The Limit parameter used during the analysis of the pFIFO queue management algorithm gives the queue size. A low value of this performance parameter indicates a low packet low rate.  ... 
doi:10.17559/tv-20200411071703 fatcat:rpo7szsxtzarvp7fak7cp7vht4

Comparative Analysis of Scheduling Algorithms in IEEE 802.16 WiMAX

A. Rehman, et. al.
2014 International Journal of Computing and Digital Systems  
In this paper, a comparative analysis of different scheduling algorithms through simulation is provided with the help of buffer utilization and queuing delay.  ...  Four data traffic types selected in this simulation scenario and OPNET Modeler has been used to simulate different network scenarios for WiMAX scheduling.  ...  In [9] , authors gives a comparative analysis of two different scheduling algorithms, Weighted Fair Queue (WFQ) and Priority Queue (PQ).  ... 
doi:10.12785/ijcds/030210 fatcat:yxvxvmi6vba4to37ydrvgzk7ce

The VPQ Scheduler In Access Point For VoIP Over WLAN

Kashif Nisar, Suhaidi B Hassan
2011 International Journal of Mobile Network Communications & Telematics  
The objective of this research is to propose a new Voice Priority Queue (VPQ) packet scheduling and algorithm to ensure more throughput, fairness and efficient packet scheduling for VoIP performance of  ...  queues and traffics.  ...  Weighted Fair Queue (WFQ) WFQ is a sort-based packet scheduling algorithm with latest updating of Generalized Processor Sharing (GPS).  ... 
doi:10.5121/ijmnct.2011.1202 fatcat:42l4pxckrrdalcqmmu222xsuc4

A Study of Scheduling Algorithms in LTE -Advanced HetNet

2021 Qalaai Zanist Scientific Journal  
Introducing HetNet in LTE-A brings challenges especially in terms of physical integration, QoS support and interference management.  ...  Finally, an intensive comparison is done among the algorithms followed by a detailed discussion.  ...  Fair Queueing (FQ) Scheduling Algorithm Fair Queueing is explained in a comparative research (Islam & Rashed, n.d.) and FQ and makes a Hybrid queueing mechanism.  ... 
doi:10.25212/lfu.qzj.6.3.33 fatcat:w664vjar65h2bh2wzwuotokpdy

Class-based stabilized virtual buffer-an AQM scheme with stability, fairness and QoS assurance [chapter]

Xidong Deng, Sungwon Yi, George Kesidis, Chita R. Das
2003 Teletraffic science and engineering  
We discuss the design and control-theoretical analysis of the proposed algorithms and analyze their steady-state as well as transient behaviors.  ...  In this paper we present two Active Queue Management (AQM) schemes, called Multi-class Stabilized Virtual Buffer (MSVB) and SVB with In and Out (SIO), to improve the queue stability, fairness and bandwidth  ...  Based on the fluid model of the TCP congestion avoidance algorithm [13] and stability analysis of the linearized TCP/AQM model similar to [4, 7] , the TCP/SVB system can be modeled as a feedback control  ... 
doi:10.1016/s1388-3437(03)80277-9 fatcat:q3jjocwwgbfnffqwcyci6yeexa

PERFORMANCE ANALYSIS OF ACTIVE QUEUE MANAGEMENT ALGORITHMS

Santhi V, Natarajan A.M
2009 International Journal on Information Sciences and Computing  
This article presents a comparative study of these algorithms using ns-2 simulations.  ...  The aim of this paper to compare the performance analysis of active queue management techniques called Blue, Stochastic Fair Blue, and Core-stateless Fair Queuing with RED.  ...  Section III describes BLUE, Stochastic Fair BLUE and Core-Stateless Fair Queuing and provides a detailed analysis. Section IV describes evaluation of its performances based on simulations.  ... 
doi:10.18000/ijisac.50036 fatcat:f72xswzzo5bufneoo6xxio5zli
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