Sciweavers

PVM
2004
Springer
13 years 10 months ago
TEG: A High-Performance, Scalable, Multi-network Point-to-Point Communications Methodology
Abstract. TEG is a new component-based methodology for point-to-point messaging. Developed as part of the Open MPI project, TEG provides a configurable fault-tolerant capability f...
Timothy S. Woodall, Richard L. Graham, Ralph H. Ca...
PVM
2004
Springer
13 years 10 months ago
Open MPI's TEG Point-to-Point Communications Methodology: Comparison to Existing Implementations
TEG is a new methodology for point-to-point messaging developed as a part of the Open MPI project. Initial performance measurements are presented, showing comparable ping-pong late...
Timothy S. Woodall, Richard L. Graham, Ralph H. Ca...
PVM
2004
Springer
13 years 10 months ago
A Message Ordering Problem in Parallel Programs
We consider a certain class of parallel program segments in which the order of messages sent affects the completion time. We give characterization of these parallel program segmen...
Bora Uçar, Cevdet Aykanat
PVM
2004
Springer
13 years 10 months ago
Minimizing Synchronization Overhead in the Implementation of MPI One-Sided Communication
The one-sided communication operations in MPI are intended to provide the convenience of directly accessing remote memory and the potential for higher performance than regular poin...
Rajeev Thakur, William D. Gropp, Brian R. Toonen
PVM
2004
Springer
13 years 10 months ago
Zero-Copy MPI Derived Datatype Communication over InfiniBand
Gopalakrishnan Santhanaraman, Dhabaleswar Wu, Dhab...
PVM
2004
Springer
13 years 10 months ago
A Performance-Oriented Technique for Hybrid Application Development
In SMP clusters it is not always convenient to switch from pure message-passing code to hybrid software designs that exploit shared memory. This paper tackles the problem of restru...
Emilio Mancini, Massimiliano Rak, Roberto Torella,...
PVM
2004
Springer
13 years 10 months ago
A Refinement Strategy for a User-Oriented Performance Analysis
We introduce a refinement strategy to bring the parallel performance analysis closer to the user. The analysis starts with a simple high-level performance model. It is based on fir...
Jan Lemeire, Andy Crijns, John Crijns, Erik F. Dir...
PVM
2004
Springer
13 years 10 months ago
The Impact of File Systems on MPI-IO Scalability
As the number of nodes in cluster systems continues to grow, leveraging scalable algorithms in all aspects of such systems becomes key to maintaining performance. While scalable al...
Robert Latham, Robert B. Ross, Rajeev Thakur
PVM
2004
Springer
13 years 10 months ago
Numerical Simulations on PC Graphics Hardware
On recent PC graphics cards, fully programmable parallel geometry and pixel units are available providing powerful instruction sets to perform arithmetic and logical operations. In...
Jens Krüger, Thomas Schiwietz, Peter Kipfer, ...
PVM
2004
Springer
13 years 10 months ago
Heterogeneous Parallel Computing Across Multidomain Clusters
We propose lightweight middleware solutions that facilitate and simplify the execution of MPI programs across multidomain clusters. The system described in this paper leverages H2O...
Peter Hwang, Dawid Kurzyniec, Vaidy S. Sunderam