Publication in English

1st Oct. 2011

Journals and transactions

  1. Y. Kodama, S. Itoh, T. Shimizu, S. Sekiguchi, H. Nakamura, N. Mori, “Imbalance of CPU temperatures in a blade system and its impact for power consumption of fans", Journal of Cluster Computing, published online 05 2011/9
  2. R. Takano, T. Kudoh, Y. Kodama, F. Okazaki, "High-Resolution Timer-Based Packet Pacing Mechanism on the Linux Operating System", IEICE Transactions on Communication, Vol.E94-B, No.8, pp.2199-2207, 2011/8
  3. M. Matsuda, T. Kudoh, Y. Kodama, R. Takano and Y. Ishikawa, "The design and implementation of MPI collective operations for clusters in long-and-fast networks", Cluster Computing, Vol.11, No.1, pp.45-55, 2008/1
  4. Y. Kodama, T. Kudoh and T. Shimizu, "Dependable Communication Using Multiple Network Paths on Fast Long-Distance Networks", Systems and Computers in Japan, Vol.38, No.12, pp.46-54, 2007/11
  5. Y. Kodama, T. Katashita and K. Sayano, "REX: a reconfigurable experimental system for evaluating parallel computer systems", IEICE Transactions on Information and Systems, Vol.E86-D, No.10, pp.2016-2024, 2003/10
  6. Y. Kodama, H. Sakane, M. Sato, H. Yamana, S. Sakai and Y. Yamaguchi, "Message-Based Efticient Remote Memory Access on a Highly Parallel Computer EM-X", IEICE Transactions on Information and Systems, Vol.E79-D, No.8, pp.1065-1071, 1996/8
  7. S. Sakai, Y. Kodama, M. Sato, A. Shaw, K. Matsuoka, H. Hirano, K. Okamoto and T. Yokota, "Reduced Interprocessor – Communication Architecture and its Implementation on EM-4", Parallel Computing, Vol.21, No.5, pp.753-769, 1995/5
  8. Y. Kodama, S. Sakai and Y. Yamaguchi, "Evaluation of Parallel Execution Performance by Highly Parallel Computer EM-4", Systems and Computers in Japan, Vol.24, No.9, pp.167-174, 1993/9
  9. S. Sakai, Y. Kodama and Y. Yamaguchi, "Design and Implementation of a Circular Omega Network in the EM-4", Parallel Computing, Vol.19, No.2, pp.125-142, 1993/2
  10. Y. Kodama, S. Sakai and Y. Yamaguchi, "A prototype of a highly parallel dataflow machine EM-4 and its preliminary evaluation", Future Generation Computer Systems, Vol.7, pp.199-209, 1992/10
  11. K. Okamoto, Y. Kodama, S. Sakai and Y. Yamaguchi, "Methodologies in development and testing of the dataflow machine EM-4", Parallel Computing, Vol.18, No.9, pp.901-912, 1992/8
  12. Y. Yamaguchi, S. Sakai and Y. Kodama, "Synchronization Mechanisms of a Highly Parallel Dataflow Machine EM-4", IEICE Transactions on Information and Systems, Vol.E74-D, No.1, pp.204-213, 1991/1
  13. S. Sakai, Y. Yamaguchi, K. Hiraki, Y. Kodama and T. Yuba, "Design of the Dataflow Single-Chip Processor EMC-R", Journal of Information Processing, Vol.13, No.2, pp.165-173, 1990/2

Conference Proceedings

  1. Y. Kodama, S. Itoh, T. Shimizu, S. Sekiguchi, H. Nakamura, N. Mori, “Power Reduction Scheme of Fans in a Blade System by Considering the Imbalance of CPU Temperatures}", IEEE International Conference on Green Computing and Communication (GreenCom2010), 2010/12.
  2. S. Itoh, Y. Kodama, T Shimizu, S. Sekiguchi, H. Nakamura, N, Mori, “Power consumption and efficiency of cooling in a Data Center.” Energy Efficient Grids, Clouds and Clusters Workshop (E2GC2) in conjunction with the 11th ACM/IEEE Int. Conf. on Grid in the 10th IEEE GRID 2010, pp.305-312, 2010/10
  3. P. Loiseau, P. Goncalves, R. Guillier, M. Imbert, Y. Kodama and P. Primet, "Metroflux: a high performance system for analysing flow at Very fine-grain", International ICST Conference on Testbeds and Research Infrastructures for the Development of Networks and Communities (TRIDENTCOM 2009), pp.1-9, 2009/4
  4. R. Takano, M. Matsuda, T. Kudoh, Y. Kodama, F. Okazaki, Y. Ishikawa and Y. Yoshizawa, "High Performance Relay Mechanism for MPI Communication Libraries Run on Multiple Private IP Address Clusters", IEEE International Symposium on Cluster Computing and the Grid (CCGrid 2008), pp.401-408, 2008/5
  5. Y. Kodama, R. Takano, F. Okazaki and T. Kudoh, "Improvement of Communication Performance of Linux TCP/IP by Fixing a Problem in Detection of Loss of Retransmission", International workshop on Protocols for Fast Long-Distance Networks (PFLDnet2008), pp.1-6, 2008/3
  6. R. Takano, M. Matsuda, T. Kudoh, Y. Kodama, F. Okazaki and Y. Ishikawa, "Effects of Packet Pacing for MPI Programs in a Grid Environment", IEEE International Conference on Cluster Computing (Cluster 2007), pp.382-391, 2007/9
  7. R. Guillier, L. Hablot Y. Kodama, T. Kudoh, F. Okazaki, P. Primet, S. Soudan and R. Takano, "A study of large flow interactions in high-speed shared networks with Grid5000 and GtrcNET-10 instruments", International workshop on Protocols for Fast Long-Distance Networks (PFLDnet2007), pp.79-84, 2007/2
  8. S. Soudan, R. Guillier, L. Hablot, Y. Kodama, T. Kudoh, F. Okazaki, R. Takano and P. Primet, "Investigation of Ethernet switches behavior in presence of contending flows atVery high-speed", International workshop on Protocols for Fast Long-Distance Networks (PFLDnet2007), pp.49-54, 2007/2
  9. M. Matsuda, Y. Ishikawa, T. Kudoh, Y. Kodama and R. Takano, "Efficient MPI Collective Operations for Clusters in Long-and-Fast Networks", IEEE International Conference on Cluster Computing (Cluster 2006), pp.1-9, 2006/9 [Best Paper Award]
  10. P. Primet, R. Takano, Y. Kodama, T. Kudoh, O. Gluck and C. Otal, "Large Scale Gigabit Emulated Testbed for Grid Transport Evaluation", International workshop on Protocols for Fast Long-Distance Networks (PFLDnet2006), pp.11-19, 2006/2
  11. R. Takano, Y. Kodama, T. Kudoh, M. Matsuda, F. Okazaki and Y. Ishikawa, "Realtime Burstiness Measurement", International workshop on Protocols for Fast Long-Distance Networks (PFLDnet2006), pp.109-115, 2006/2
  12. M. Matsuda, Y. Ishikawa, T. Kudoh, Y. Kodama and R. Takano, "TCP Adaptation for MPI on Long-and-Fat Networks", IEEE International Conference on Cluster Computing (Cluster 2005), pp.1-10, 2005/9
  13. Y. Kodama, T. Kudoh and S. Sekiguchi, "Dependable Communication Using Multiple Network Paths", International Conference on Dependable Systems and Networks (DSN-2005), Vol.2, pp.344-349, 2005/6
  14. Y. Kodama, T. Kudoh, O. Tatebe and S. Sekiguchi, "Realization of a stable network flow with high performance communication in high bandwidth-delay product network", Computing in High Energy and Nuclear Physics (CHEP 2004), pp.1-4, 2005/4
  15. R. Takano, T. Kudoh, Y. Kodama, M. Matsuda, H. Tezuka and Y. Ishikawa, "Design and Evaluation of Precise Software Pacing Mechanisms for Fast Long-Distance Networks", International Workshop on Protocols for Fast Long-Distance Networks (PFLDnet2005), pp.1-7, 2005/2
  16. Y. Kodama, T. Kudoh, R. Takano, H. Sato, O. Tatebe and S. Sekiguchi, "GNET-1: Gigabit Ethernet Network Testbed", IEEE International Conference on Cluster Computing (Cluster 2004), pp.185-192, 2004/9
  17. O. Tatebe, H. Ogawa, Y. Kodama, T. Kudoh, S. Sekiguchi, S. Matsuoka, T. Aida, T. Boku, M. Sato, Y. Morita, Y. Kitatsuji, J.Williams and J.Hicks, "The Second Trans-Pacific Grid Datafarm Testbed and Experiments for SC2003", International Symposium on Applications and the Internet Workshop (SAINTW'04), pp.602-607, 2004/1
  18. K. Segawa, O. Tatebe, Y. Kodama, T. Kudoh and T. Shimizu, "Design and implementation of PVFS-PM: a cluster file system on SCore", IEEE International Symposium on Cluster Computing and the Grid (CCGrid'03), pp.705-711, 2003/5
  19. H. Sakane, H. Honda, T. Yuba, Y. Kodama and Y. Yamaguchi, "Efficient Execution Techniques of Shared Memory Programs on the EM-X Distributed Memory Multiprocessor", IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS2000), pp.695-704, 2000/11
  20. A. Sohn, Y. Pack, J. Ku, Y. Kodama and Y. Yamaguchi, "Communication Studies of Three Distributed-Memory Multiprocessors", IEEE International Symposium on High Performance Computer Architecture (HPCA'99), pp.310-314, 1999/1
  21. H. Yamana, O. Tatebe, H. Koike, Y. Kodama, H. Sakane and Y. Yamaguchi, "Loopacross : Beyond Doacross for Distributed Memory Multiprocessors", IASTED International Conference on Parallel and Distributed Computing and Networks (PDCN'98), pp.229-235, 1998/12
  22. H. Yamana, H. Koike, Y. Kodama, H. Sakane and Y. Yamaguchi, "Fast Speculative Search Engine on the Highly Parallel Computer EM-X", ACM International SIGIR Conference on Research and Development in Information Retrieval, pp.390, 1998/8
  23. A. Sohn and Y. Kodama, "Load Balanced Parallel Radix Sort", ACM International Conference on Supercomputing (ICS'98), pp.305-312, 1998/7
  24. O. Tatebe, Y. Kodama, S. Sekiguchi and Y. Yamaguchi, "Highly Efficient Implementation of MPI Point-to-point Communication Using Remote Memory Operations", ACM International Conference on Supercomputing (ICS'98), pp.267-273, 1998/7
  25. Y. Kodama, H. Sakane, H. Koike, M. Sato, S. Sakai and Y. Yamaguchi, "Parallel Execution of Radix Sort Program using Fine-grain Communication", International Conference on Parallel Architectures and Compilation Techniques (PACT'97), pp.136-145, 1997/11
  26. A. Sohn, Y. Kodama, J. Ku, M. Sato, H. Sakane, H. Yamana, S. Sakai and Y. Yamaguchi, "Fine-Grain Multithreading with the EM-X Multiprocessor", ACM Symposium on Parallel Algorithm and Architecture (SPAA'97), pp.189-198, 1997/6
  27. M. Sato, Y. Kodama, H. Sakane, H. Yamana, S. Sakai and Y. Yamaguchi, "Experience with Fine-Grain Communication in EM-X Multiprocessor for Parallel Sparse Matrix Computation", International Parallel Processing Symposium (IPPS'97), pp.242-248, 1997/4
  28. A. Sohn, J. Ku, Y. Kodama, M. Sato, H. Sakane, H. Yamana, S. Sakai and Y. Yamaguchi, "Identifying the Capability of Overlapping Computation with Communication", International Conference on Parallel Architectures and Compilation Techniques (PACT'96), pp.133-139, 1996/10
  29. H. Sakane, M. Sato, Y. Kodama, H. Yamana, S. Sakai and Y. Yamaguchi, "Dynamic Characteristics of Multithreaded Execution in the EM-X Multiprocessor", International Workshop on Computer Performance Measurement and Analysis 1995 (PERMEAN'95), pp.14-22, 1995/8
  30. H. Yamana, M. Sato, Y. Kodama, H. Sakane, S. Sakai and Y. Yamaguchi, "A Macrotask-level Unlimited Speculative Execution on Multiprocessors", ACM International Conference on Supercomputing (ICS'95), pp.328-337, 1995/7
  31. Y. Kodama, H. Sakane, M. Sato, H. Yamana, S. Sakai and Y. Yamaguchi, "The EM-X Parallel Computer: Architecture and Basic Performance", International Symposium on Computer Architecture (ISCA ‘95), pp.14-23, 1995/6
  32. Y. Kodama, H. Sakane, M. Sato, S. Sakai and Y. Yamaguchi, "Message-Based Efficient Remote Memory Access on a Highly Parallel Computer EM-X", International Symposium on Parallel Architectures & Networks (ISPAN'94), pp.135-142, 1994/12
  33. M. Sato, Y. Kodama, H. Sakane, Y. Yamaguchi, S. Sekiguchi and S. Sakai, "Programming with Distributed Data Structure for EM-X Multiprocessor", International Workshop on Theory and Practice of Paralell Programming (TPPP'94), pp.453-464, 1994/11
  34. A. Sohn, M. Sato, S. Sakai, Y. Kodama and Y. Yamaguchi, "Nonnumeric Search Results on the EM-4 Distributed-Memory Multiprocessor", Supercomputing'94, pp.301-310, 1994/11
  35. A. Sohn, M. Sato, S. Sakai, Y. Kodama and Y. Yamaguchi, "Parallel Bidirectional Heuristic Search on the EM-4 Multithreaded Multiprocessor", IEEE Symposium on Parallel and Distributed Processing (SPDP'94), pp.100-107, 1994/10
  36. A. Sohn, J. Gaudiot, M. Sato, S. Sakai, Y. Kodama and Y. Yamaguchi, "Performance Studies of the EM-4 multithreaded Multiprocessor on Nonnumeric Problems: Preliminary Report", High Performance Computing Symposium (HPCS'94), pp.264-269, 1994/4
  37. M. Sato, Y. Kodama, S. Sakai and Y. Yamaguchi, "EM-C: Programming with Explicit Parallelism and Locality for EM-4 Multiprocessor", International Conference on Parallel Architectures and Compilation Techniques (PACT'94), pp.3-14, 1994/4
  38. M. Sato, Y. Kodama, S. Sakai and Y. Yamaguchi, "Experience with Executing Shared Memory Programs using Fine-Grain Communication and Multithreading in EM-4", International Parallel Processing Symposium (IPPS'94), pp.630-636, 1994/4
  39. S. Sakai, K. Matsuoka, K. Okamoto, T. Yokota, H. Hirono, Y. Kodama and M. Sato, "RWC-1 Massively Parallel Architecture", High Performance Computing Symposium (HPCS'94), pp.33-38, 1994/4
  40. S. Sakai, K. Matsuoka, Y. Kodama, M. Sato, A. Shaw, H. Hirono, K. Okamoto and T. Yokota, "RICA:Reduced Interprocessor-Communication Architecture-Concept and Mechanisms-", IEEE Symposium on Parallel and Distributed Processing (SPDP'93), pp.122-125, 1993/12
  41. M. Sato, Y. Kodama, S. Sakai and Y. Yamaguchi, "EM-C: Efficient Dynamic Multi-threading in Distributed Memory Space on the EM-4 Multiprocessor", International Conference on Parallel And Distributed Systems (ICPADS'93), pp.162-169, 1993/12
  42. S. Sakai, K. Okamoto, Y. Kodama and M. Sato, "Reduced Interprodessor-Communication Architecture for Suporting Programming Models", Programming Models for Massively Parallel Computing 1993, pp.114-143, 1993/9
  43. Y. Kodama, Y. Koumura, M. Sato, H. Sakane, S. Sakai and Y. Yamaguchi, "EMC-Y:Parallel Processing Element Optimizing Communication and Computation, ACM International Conference on Supercomputing (ICS'93), pp.167-174, 1993/7
  44. S. Sakai, K. Okamoto, K. Matsuoka, H. Hirono, Y. Kodama and M. Sato, "Super-thereading:Architectural and Softwave Mechanism for Optimizing Parallel Compuration", ACM International Conference on Supercomputing (ICS'93), pp.160-168, 1993/7
  45. Y. Yamaguchi, S. Sakai and Y. Kodama, "High performance synchronization mechanisms for general purpose parallel computers", Parallel Programming Systems (Proc. JSPS Seminor), pp.160-168, 1993/7
  46. A.Shaw Y. Kodama, M. Sato, S. Sakai and Y. Yamaguchi, "Performance of Data-Parallel Primitives on the EM-4 Dataflow Parallel Supuercomputer", Symposium on the Frontiers of Massively Parallel Computation (Frontiers'92), pp.302-309, 1992/10
  47. Y. Kodama, S. Sakai and Y. Yamaguchi, "Evaluation of the EM-4 Highly Parallel Computer Using a Game Tree Searching Problem", Fifth Generation Computer Systems '92, Vol.2, pp.731-738, 1992/6
  48. M. Sato, Y. Kodama, S. Sakai and Y. Yamaguchi, "Thread based Programming for the EM-4 Hybrid Dataflow Machine", International Symposium on Computer Architecture (ISCA'92), pp.146-155, 1992/5
  49. Y. Kodama, S. Sakai and Y. Yamaguchi, "Load Balancing by Function Distribution on the EM-4 Prototype, Supercomputing'91, pp.522-531, 1991/11
  50. S. Sakai, Y. Kodama and Y. Yamaguchi, "Design and Implementation of aVersatile Interconnection Network in the EM-4", International Conference on Parallel Processing (ICPP'91), Vol.I, pp.426-430, 1991/8
  51. S. Sakai, Y. Kodama and Y. Yamaguchi, "Prototype Implementation of a Highly Parallel Dataflow Machine EM-4", International Parallel Processing Symposium (IPPS'91), pp.278-286, 1991/4
  52. Y. Kodama, S. Sakai and Y. Yamaguchi, "A prototype of a highly parallel dataflow machine EM-4 and its preliminary evaluation", InfoJapan'90, Vol.I, pp.291-298, 1990/10
  53. T. Yuba, T. Shimada, Y. Yamaguchi, K. Hiraki, S. Sakai, S. Sekiguchi and Y. Kodama, "Dataflow Computer Development at the Electrotechnical Laboratory", InfoJapan'90, Vol.I, pp.271-278, 1990/10
  54. Y. Yamaguchi, S. Sakai, K. Hiraki, Y. Kodama and T. Yuba, "An Architecture Design of a Highly Parallel Dataflow Machine", IFIP 11th World Computer Congress (IFIP'89), pp.1155-1160, 1989/8
  55. S. Sakai, Y. Yamaguchi, K. Hiraki, Y. Kodama and T. Yuba, "An Architecture of a Dataflow Single Chip Processor", International Symposium on Computer Architecture (ISCA'89), pp.46-53, 1989/5