A cost and delay estimation of a suite of low-cost adaptive routers for hierarchical torus network

A Hierarchical Torus Network (HTN) is a 2D-torus network of multiple basic modules, in which the basic modules are 3D-torus networks that are hierarchically interconnected for higher-level networks. Three deadlock-free adaptive routing algorithms called link-selection, channel-selection, and a comb...

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Main Authors: Rahman, M.M. Hafizur, Akhand, M. A. H
Format: Proceeding Paper
Language:English
Published: 2012
Subjects:
Online Access:http://irep.iium.edu.my/24986/1/A__Cost__and__Delay__Estimation.pdf
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author Rahman, M.M. Hafizur
Akhand, M. A. H
author_facet Rahman, M.M. Hafizur
Akhand, M. A. H
author_sort Rahman, M.M. Hafizur
collection IIUM
description A Hierarchical Torus Network (HTN) is a 2D-torus network of multiple basic modules, in which the basic modules are 3D-torus networks that are hierarchically interconnected for higher-level networks. Three deadlock-free adaptive routing algorithms called link-selection, channel-selection, and a combination of link-selection and channel-selection was proposed for the efficient use of physical links and virtual channels of an HTN to improve dynamic communication performance. However, the cost and delay of those routers is not evaluated yet. In this paper, We present a conservative estimation of hardware cost and router delay for the proposed routing algorithms and compare it with the dimension order routing. The hardware costs for the proposed adaptive routing algorithms are exactly equal to those for dimension order routing. The only overhead imposed is nominal router delay for header selection.
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spelling oai:generic.eprints.org:249862012-12-03T02:46:14Z http://irep.iium.edu.my/24986/ A cost and delay estimation of a suite of low-cost adaptive routers for hierarchical torus network Rahman, M.M. Hafizur Akhand, M. A. H TK7800 Electronics. Computer engineering. Computer hardware. Photoelectronic devices A Hierarchical Torus Network (HTN) is a 2D-torus network of multiple basic modules, in which the basic modules are 3D-torus networks that are hierarchically interconnected for higher-level networks. Three deadlock-free adaptive routing algorithms called link-selection, channel-selection, and a combination of link-selection and channel-selection was proposed for the efficient use of physical links and virtual channels of an HTN to improve dynamic communication performance. However, the cost and delay of those routers is not evaluated yet. In this paper, We present a conservative estimation of hardware cost and router delay for the proposed routing algorithms and compare it with the dimension order routing. The hardware costs for the proposed adaptive routing algorithms are exactly equal to those for dimension order routing. The only overhead imposed is nominal router delay for header selection. 2012-05-18 Proceeding Paper PeerReviewed application/pdf en http://irep.iium.edu.my/24986/1/A__Cost__and__Delay__Estimation.pdf Rahman, M.M. Hafizur and Akhand, M. A. H (2012) A cost and delay estimation of a suite of low-cost adaptive routers for hierarchical torus network. In: IEEE/OSA/IAPR International Conference on Informatics, Electronics & Vision, 18-19 May, 2012, Dhaka, Bangladesh. http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=6317498
spellingShingle TK7800 Electronics. Computer engineering. Computer hardware. Photoelectronic devices
Rahman, M.M. Hafizur
Akhand, M. A. H
A cost and delay estimation of a suite of low-cost adaptive routers for hierarchical torus network
title A cost and delay estimation of a suite of low-cost adaptive routers for hierarchical torus network
title_full A cost and delay estimation of a suite of low-cost adaptive routers for hierarchical torus network
title_fullStr A cost and delay estimation of a suite of low-cost adaptive routers for hierarchical torus network
title_full_unstemmed A cost and delay estimation of a suite of low-cost adaptive routers for hierarchical torus network
title_short A cost and delay estimation of a suite of low-cost adaptive routers for hierarchical torus network
title_sort cost and delay estimation of a suite of low cost adaptive routers for hierarchical torus network
topic TK7800 Electronics. Computer engineering. Computer hardware. Photoelectronic devices
url http://irep.iium.edu.my/24986/1/A__Cost__and__Delay__Estimation.pdf
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