Sciweavers

PVM
2005
Springer
14 years 4 months ago
Implementing Byte-Range Locks Using MPI One-Sided Communication
We present an algorithm for implementing byte-range locks using MPI passive-target one-sided communication. This algorithm is useful in any scenario in which multiple processes of ...
Rajeev Thakur, Robert B. Ross, Robert Latham
PVM
2005
Springer
14 years 4 months ago
Some Improvements to a Parallel Decomposition Technique for Training Support Vector Machines
We consider a parallel decomposition technique for solving the large quadratic programs arising in training the learning methodology Support Vector Machine. At each iteration of th...
Thomas Serafini, Luca Zanni, Gaetano Zanghirati
PVM
2005
Springer
14 years 4 months ago
A Case for New MPI Fortran Bindings
Abstract. The Fortran language has evolved substantially from the Fortran 77 bindings defined in the MPI-1 (Message Passing Interface) standard. Fortran 90 introduced interface bl...
Craig Edward Rasmussen, Jeffrey M. Squyres
PVM
2005
Springer
14 years 4 months ago
A Scalable Approach to MPI Application Performance Analysis
A scalable approach to performance analysis of MPI applications is presented that includes automated source code instrumentation, low overhead generation of profile and trace data...
Shirley Moore, Felix Wolf, Jack Dongarra, Sameer S...
PVM
2005
Springer
14 years 4 months ago
A Grid-Aware Branch, Cut and Price Implementation
Abstract. This paper presents a grid-enabled system for solving largescale optimization problems. The system has been developed using Globus and MPICH-G2 grid technologies, and con...
Emilio Mancini, Sonya Marcarelli, Pierluigi Ritrov...
PVM
2005
Springer
14 years 4 months ago
Cooperative Write-Behind Data Buffering for MPI I/O
Many large-scale production parallel programs often run for a very long time and require data checkpoint periodically to save the state of the computation for program restart and/o...
Wei-keng Liao, Kenin Coloma, Alok N. Choudhary, Le...
PVM
2005
Springer
14 years 4 months ago
Implementing MPI-IO Shared File Pointers Without File System Support
Abstract. The ROMIO implementation of the MPI-IO standard provides a portable infrastructure for use on top of any number of different underlying storage targets. These targets va...
Robert Latham, Robert B. Ross, Rajeev Thakur, Bria...
PVM
2005
Springer
14 years 4 months ago
Calculation of Single-File Diffusion Using Grid-Enabled Parallel Generic Cellular Automata Simulation
Parallel execution of simulation runs has become indispensable in different research areas recently. One of the most promising and powerful models in science are cellular automata ...
Marcus Komann, Christian Kauhaus, Dietmar Fey
PVM
2005
Springer
14 years 4 months ago
An Evaluation of Implementation Options for MPI One-Sided Communication
MPI defines one-sided communication operations—put, get, and accumulate—together with three different synchronization mechanisms that define the semantics associated with th...
William D. Gropp, Rajeev Thakur