Publication
in English
1st
Oct. 2011
Journals
and transactions
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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.
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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]
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- A. Sohn
and Y. Kodama, "Load Balanced Parallel Radix Sort", ACM
International Conference on Supercomputing (ICS'98), pp.305-312, 1998/7
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- Y. Kodama, S. Sakai and
Y. Yamaguchi, "Load Balancing by Function Distribution on the EM-4
Prototype, Supercomputing'91, pp.522-531, 1991/11
- 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
- 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
- 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
- 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
- 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
- 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