Multicast performance modeling and evaluation for high-speed unidirectional torus networks

Sarp Oral, Alan D. George

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

This paper evaluates the performance of various unicast-based and path-based multicast protocols for high-speed torus networks. The results of an experimental case study on a Scalable Coherent Interface (SCI) torus network are presented. Small-message latency models of these software-based multicast algorithms as well as analytical projections for larger unidirectional torus systems are also introduced. The strengths and weaknesses of selected multicast protocols are experimentally and analytically illustrated in terms of various metrics, such as startup and completion latency, CPU utilization, and link concentration and concurrency for SCI networks under various networking and multicasting scenarios.

Original languageEnglish
Pages (from-to)477-489
Number of pages13
JournalMicroprocessors and Microsystems
Volume28
Issue number9
DOIs
StatePublished - Nov 2 2004
Externally publishedYes

Funding

This work was supported in part by the US Department of Defense, by matching funds from the University of Florida for the iVDGL project supported by the National Science Foundation, and by equipment support of Dolphin Interconnect Solutions Inc. and Scali Computer AS.

FundersFunder number
Dolphin Interconnect Solutions Inc.
National Science Foundation
U.S. Department of Defense
University of Florida

    Keywords

    • Analytical modeling
    • Benchmarking
    • Multicast communication
    • Scalable coherent interface
    • Torus networks

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