Presentation 2013-04-26
A low latency topology for NoC using multiple host links
Ryuta KAWANO, Ikki FUJIWARA, Hiroki MATSUTANI, Hideharu AMANO, Michihiro KOIBUCHI,
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Abstract(in English) In recent many-core architectures, the number of cores has been steadily increasing. Therefore, network latency between cores has become a more important issue for applications. Because packet network structures (Network-on-Chip, NoC) are widely used for core-to-core communications, a topology among cores has a major impact on network latency. Therefore, in this research, to reduce end-to-end communication latency, we propose a method to build network topologies by adding multiple links between a single core and randomly selected multiple routers on a regular topology of routers. Results obtained with flit-level discrete event simulation show that our random-core-link topologies achieved the average latency up to 27% lower than that of baseline topologies.
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Keyword(in English) Network-on-Chip(NoC) / topology / interconnection networks
Paper # CPSY2013-9,DC2013-9
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Committee DC
Conference Date 2013/4/19(1days)
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Registration To Dependable Computing (DC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A low latency topology for NoC using multiple host links
Sub Title (in English)
Keyword(1) Network-on-Chip(NoC)
Keyword(2) topology
Keyword(3) interconnection networks
1st Author's Name Ryuta KAWANO
1st Author's Affiliation Graduate School of Science and Technology, Keio University()
2nd Author's Name Ikki FUJIWARA
2nd Author's Affiliation National Institute of Informatics
3rd Author's Name Hiroki MATSUTANI
3rd Author's Affiliation Graduate School of Science and Technology, Keio University
4th Author's Name Hideharu AMANO
4th Author's Affiliation Graduate School of Science and Technology, Keio University
5th Author's Name Michihiro KOIBUCHI
5th Author's Affiliation National Institute of Informatics
Date 2013-04-26
Paper # CPSY2013-9,DC2013-9
Volume (vol) vol.113
Number (no) 22
Page pp.pp.-
#Pages 6
Date of Issue