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Reducing communication latency with path multiplexing in optically interconnected multiprocessor systems

Chunming Qiao, R. Melhem
1997 IEEE Transactions on Parallel and Distributed Systems  
Reducing communication latency, which is a performance bottleneck in optically interconnected multiprocessor systems, is of prominent importance.  ...  In this paper, we propose an approach to all-optical Time Division Multiplexed (TDM) communications in multiprocessor systems.  ...  A preliminary version of the paper appeared in the Proceedings of the International Symposium on High-Performance Computer Architecture in January 1995.  ... 
doi:10.1109/71.577249 fatcat:rji5ppx2g5adjnsrd5jr7dcrni

Reducing communication latency with path multiplexing: in optically interconnected multiprocessor systems

Chunming Qiao, R. Melhem
Proceedings of 1995 1st IEEE Symposium on High Performance Computer Architecture  
Reducing communication latency, which is a performance bottleneck in optically interconnected multiprocessor systems, is of prominent importance.  ...  In this paper, we propose an approach to all-optical Time Division Multiplexed (TDM) communications in multiprocessor systems.  ...  A preliminary version of the paper appeared in the Proceedings of the International Symposium on High-Performance Computer Architecture in January 1995.  ... 
doi:10.1109/hpca.1995.386557 dblp:conf/hpca/QiaoM95 fatcat:6i54o77pzvcx3gihztc4ycgdb4

A New Token-Based Channel Access Protocol for Wavelength Division Multiplexed Multiprocessor Interconnects

Joon-Ho Ha, Timothy Mark Pinkston
2000 Journal of Parallel and Distributed Computing  
This paper presents a token-based channel access protocol for wavelength division multiplexed optically interconnected multiprocessors.  ...  Our empirical study of access protocols based on slotted time division multiplexed data and control channels reveals that such protocols typically suffer from excessive slot synchronization latency due  ...  There is a number of proposed distributed channel access protocols for use in optical multiprocessor interconnects.  ... 
doi:10.1006/jpdc.1999.1599 fatcat:lofnf7nlmrbtnernbfbf6exsry

Multistage Interconnection Networks: A transition from Electronic to Optical

Rinkle Rani Aggarwal, Lakhwinder Kaur, Himanshu Aggarwal
2010 Journal of Emerging Technologies in Web Intelligence  
Advances in electro-optic technologies have made optical communication a reliable networking choice to meet the increasing demands for high bandwidth and low communication latency of high-performance computing  ...  Optical communication are necessary for achieving reliable, fast and flexible communication.  ...  Optical MIN represents a very important class of interconnecting schemes used for constructing Optical interconnections for communication networks and multiprocessor systems.  ... 
doi:10.4304/jetwi.2.2.142-147 fatcat:fqv4m5wzjfd3jcijrwif34hkja

Architectural approach to the role of optics in monoprocessor and multiprocessor machines

Jacques Henri Collet, Daniel Litaize, Jan Van Campenhout, Chris Jesshope, Marc Desmulliez, Hugo Thienpont, James Goodman, Ahmed Louri
2000 Applied Optics  
The relevance of introducing optical interconnects ͑OI's͒ in monoprocessors and multiprocessors is studied from an architectural point of view.  ...  In strongly coupled multiprocessors the node-bypass latency dominates.  ...  This study partly summarizes the conclusions of the Workshop on Optical Communications and Computer Sciences ͑WOCCS͒ that was held in Toulouse, France, in March 1999.  ... 
doi:10.1364/ao.39.000671 pmid:18337941 fatcat:mowm54a6b5bidk3v5epnutx2a4

Exploring hybrid photonic networks-on-chip foremerging chip multiprocessors

Shirish Bahirat, Sudeep Pasricha
2009 Proceedings of the 7th IEEE/ACM international conference on Hardware/software codesign and system synthesis - CODES+ISSS '09  
Increasing application complexity and improvements in process technology have today enabled chip multiprocessors (CMPs) with tens to hundreds of cores on a chip.  ...  On-chip photonic interconnects have recently been proposed as an alternative to address these challenges, with high performance-per-watt characteristics for intra-chip communication.  ...  As a result, the relative percentage of cores utilizing the optical path for global communication reduces with increasing CMP size.  ... 
doi:10.1145/1629435.1629453 dblp:conf/codes/BahiratP09 fatcat:w3ih26hblrbe7pipe6q7ye7itq

Design of a High-Speed Optical Interconnect for Scalable Shared-Memory Multiprocessors

A.K. Kodi, A. Louri
2005 IEEE Micro  
This paper proposes a highly connected optical interconnect based architecture that maximizes the channel availabilifyforfuture scalable parallel computers such as Distributed Shared Memory (DSM) multiprocessors  ...  As the system size increases, various messages (requests, responses and acknowledgments) increase in the network resulting in contention.  ...  Conclusion In this paper, we proposed an optically interconnected architecture called RAPID to reduce the remote memory access latency in distributed shared memory multiprocessors.  ... 
doi:10.1109/mm.2005.7 fatcat:gogbgm7jwbhvdda5rd6xab5vxm

Coincident pulse techniques for multiprocessor interconnection structures

Steven P. Levitan, Donald M. Chiarulli, Rami G. Melhem
1990 Applied Optics  
We present several optical interconnection structures which support communication requirements unique to multiprocessor systems, namely, broadcasting, multicasting, simulcasting, and multiport memory access  ...  We describe 1and 2-D structures which are appropriate for processor to processor interconnections and for processor to memory interconnections, respectively. D. Chiarulli and R. Melhem are with the  ...  This research is supported in part by a grant from the Air Force Office of Scientific Research under contract AFOSR-88-198, and by a grant from the National Science Foundation under contract MIP89 01053  ... 
doi:10.1364/ao.29.002024 pmid:20563130 fatcat:fouxpylzsrde7dy3ez4zl4u7ve

Optical centralized shared bus architecture for high-performance multiprocessing systems

Xuliang Han, Ray T. Chen, Randy A. Heyler, David J. Robbins, Ghassan E. Jabbour
2003 Photonics Packaging and Integration III  
In this paper, benefits of optics are evaluated along with a comparison of two mainstream system topologies, shared bus and switched media.  ...  One of the challenges is to effectively support the communications among the processes running in parallel on the multiprocessors.  ...  The broadcast nature allows effective utilization of snooping protocols to support cache coherence on a multiprocessor, reducing communication overhead.  ... 
doi:10.1117/12.475479 fatcat:q3s4q4kafnbutovd2ecwxga5eq

RAPID: Reconfigurable and Scalable All-Photonic Interconnect for Distributed Shared Memory Multiprocessors

A.K. Kodi, A. Louri
2004 Journal of Lightwave Technology  
remote communication to reduce the critical remote latency.  ...  Index Terms-Cache coherence, distributed shared memory, optical interconnects, scalable optical networks.  ...  CONCLUSION In this paper, we developed an optically interconnected architecture called RAPID to reduce the remote memory access latency in distributed shared memory multiprocessors.  ... 
doi:10.1109/jlt.2004.833249 fatcat:xisqf3pcsbd6verftgm7yzwaae

NetCache: A network/cache hybrid for multiprocessors [chapter]

Enrique V. Carrera, Ricardo Bianchini
1999 Lecture Notes in Computer Science  
In this paper we propose the use of an optical network not only as the communication medium, but also as a system-wide cache for the shared data in a multiprocessor.  ...  We compare a 16-node multiprocessor with a third-level NetCache against two highly-efficient systems based on the DMON and LambdaNet optical interconnects.  ...  Background Optical Communication Systems Two main topics in optical communication systems bear a direct relationship to the ideas proposed in this paper: Wavelength Division Multiplexing (WDM) networks  ... 
doi:10.1007/bfb0097972 fatcat:vsdp7xdukjhrnjykaszg75l4tu

Survey on Unified Inter/Intrachip Optical Network for Chip Multiprocessors

Priyanka Rajendran, Dr.Gnana Sheela K
2014 IOSR Journal of VLSI and Signal processing  
This paper presents unified inter/intrachip optical network called UNION, for chip multiprocessors (CMPs). UNION is based on recent progresses in nanophotonic technologies.  ...  It connects not only cores on a single CMP, but also multiple CMPs in a system.  ...  Hence, there is an opportunity to reduce total interconnect energy with photonics for a given system configuration.  ... 
doi:10.9790/4200-04615261 fatcat:ckatiqftd5db5h4ug5b2zlsbra

Efficient Distributed Control Routing and Wavelength Assignment Mechanism for a Scalable Hierarchical Single-hop WDM all-Optical Interconnection Network

Mi Lu
2021 figshare.com  
In this paper we propose an efficient distributed routing and wavelength allocation method for a Single-hop WDM (Wavelength Division Multiplexing) all-Optical Interconnection Network for Scalable Multiprocessor  ...  The goal in this paper is to present an efficient dynamic distributed routing and wavelength allocation method that minimizes path latency, wavelength blocking and the number of wavelengths applied.  ...  There are basically two ways to achieve connections between nodes in an optical network, path multiplexing (PM) and link multiplexing (LM) [6] [7] [8] .  ... 
doi:10.6084/m9.figshare.13661228.v1 fatcat:vogqodfnjrap5doxyid4dvcp3q

OPTNET

Enrique V. Carrera, Ricardo Bianchini
1998 Proceedings of the 12th international conference on Supercomputing - ICS '98  
We compare our multiprocessor against highly-efficient systems based on the DMON and LambdaNet optical interconnects.  ...  The comparison between our multiprocessor and the LambdaNet system shows performance differences that average 4% in favor of the LambdaNet.  ...  Figure 9 : Run Times on 32-Node OPTNET System with (from left to right) 1,2, and 4 Update Channels.  ... 
doi:10.1145/277830.277929 dblp:conf/ics/CarreraB98 fatcat:ftkglodoo5batlnrwrmrbryqua

Nanophotonic Optical Interconnection Network Architecture for On-Chip and Off-Chip Communications

Howard Wang, Michele Petracca, Aleksandr Biberman, Benjamin G. Lee, Luca P. Carloni, Keren Bergman
2008 OFC/NFOEC 2008 - 2008 Conference on Optical Fiber Communication/National Fiber Optic Engineers Conference  
An architecture for an integrated low-power, high-bandwidth optical interconnection network based on microring resonator technology is presented.  ...  Introduction The recent trend toward chip multiprocessors (CMPs) in modern high-performance computing and communication systems has highlighted the need for a low-latency, high-bandwidth networking infrastructure  ...  This approach can be seen as a form of optical circuit switching: the established paths are, in essence, optical circuits (or transparent lightpaths) between cores enabling low-power, low-latency, and  ... 
doi:10.1109/ofc.2008.4528127 fatcat:epxhb6pt7zdazflnq5ni6c5gie
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