A RED modified weighted moving average for soft real-time application

The popularity of TCP/IP has resulted in an increase in usage of best-effort networks for real-time communication. Much effort has been spent to ensure quality of service for soft real-time traffic over IP networks. The Internet Engineering Task Force has proposed some architecture components, such...

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Main Authors: Domanśka Joanna, Domański Adam, Augustyn Dariusz R., Klamka Jerzy
Format: Article
Language:English
Published: Sciendo 2014-09-01
Series:International Journal of Applied Mathematics and Computer Science
Subjects:
Online Access:https://doi.org/10.2478/amcs-2014-0051
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author Domanśka Joanna
Domański Adam
Augustyn Dariusz R.
Klamka Jerzy
author_facet Domanśka Joanna
Domański Adam
Augustyn Dariusz R.
Klamka Jerzy
author_sort Domanśka Joanna
collection DOAJ
description The popularity of TCP/IP has resulted in an increase in usage of best-effort networks for real-time communication. Much effort has been spent to ensure quality of service for soft real-time traffic over IP networks. The Internet Engineering Task Force has proposed some architecture components, such as Active Queue Management (AQM). The paper investigates the influence of the weighted moving average on packet waiting time reduction for an AQM mechanism: the RED algorithm. The proposed method for computing the average queue length is based on a difference equation (a recursive equation). Depending on a particular optimality criterion, proper parameters of the modified weighted moving average function can be chosen. This change will allow reducing the number of violations of timing constraints and better use of this mechanism for soft real-time transmissions. The optimization problem is solved through simulations performed in OMNeT++ and later verified experimentally on a Linux implementation
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spelling doaj.art-3c25f90e415042609bd3f9123eb2bd1b2022-12-21T19:17:29ZengSciendoInternational Journal of Applied Mathematics and Computer Science2083-84922014-09-0124369770710.2478/amcs-2014-0051amcs-2014-0051A RED modified weighted moving average for soft real-time applicationDomanśka Joanna0Domański Adam1Augustyn Dariusz R.2Klamka Jerzy3Institute of Theoretical and Applied Informatics Polish Academy of Sciences, ul. Bałtycka 5, 44-100 Gliwice, PolandInstitute of Informatics Silesian University of Technology, Akademicka 16, 44-100 Gliwice, PolandInstitute of Informatics Silesian University of Technology, Akademicka 16, 44-100 Gliwice, PolandInstitute of Theoretical and Applied Informatics Polish Academy of Sciences, ul. Bałtycka 5, 44-100 Gliwice, PolandThe popularity of TCP/IP has resulted in an increase in usage of best-effort networks for real-time communication. Much effort has been spent to ensure quality of service for soft real-time traffic over IP networks. The Internet Engineering Task Force has proposed some architecture components, such as Active Queue Management (AQM). The paper investigates the influence of the weighted moving average on packet waiting time reduction for an AQM mechanism: the RED algorithm. The proposed method for computing the average queue length is based on a difference equation (a recursive equation). Depending on a particular optimality criterion, proper parameters of the modified weighted moving average function can be chosen. This change will allow reducing the number of violations of timing constraints and better use of this mechanism for soft real-time transmissions. The optimization problem is solved through simulations performed in OMNeT++ and later verified experimentally on a Linux implementationhttps://doi.org/10.2478/amcs-2014-0051active queue managementsoft real-timedropping packets
spellingShingle Domanśka Joanna
Domański Adam
Augustyn Dariusz R.
Klamka Jerzy
A RED modified weighted moving average for soft real-time application
International Journal of Applied Mathematics and Computer Science
active queue management
soft real-time
dropping packets
title A RED modified weighted moving average for soft real-time application
title_full A RED modified weighted moving average for soft real-time application
title_fullStr A RED modified weighted moving average for soft real-time application
title_full_unstemmed A RED modified weighted moving average for soft real-time application
title_short A RED modified weighted moving average for soft real-time application
title_sort red modified weighted moving average for soft real time application
topic active queue management
soft real-time
dropping packets
url https://doi.org/10.2478/amcs-2014-0051
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