Sciweavers

1464 search results - page 5 / 293
» Process-Oriented Collective Operations
Sort
View
IPPS
2009
IEEE
14 years 2 months ago
Sparse collective operations for MPI
Abstract—We discuss issues in designing sparse (nearest neighbor) collective operations for communication and reduction operations in small neighborhoods for the Message Passing ...
Torsten Hoefler, Jesper Larsson Träff
ICS
2007
Tsinghua U.
14 years 1 months ago
A study of process arrival patterns for MPI collective operations
Process arrival pattern, which denotes the timing when different processes arrive at an MPI collective operation, can have a significant impact on the performance of the operatio...
Ahmad Faraj, Pitch Patarasuk, Xin Yuan
PAAPP
2010
131views more  PAAPP 2010»
13 years 6 months ago
Accurately measuring overhead, communication time and progression of blocking and nonblocking collective operations at massive s
Accurate, reproducible and comparable measurement of the overheads, communication times and progression behavior of blocking and nonblocking collective operations is a complicated...
Torsten Hoefler, Timo Schneider, Andrew Lumsdaine
IJHPCA
2007
88views more  IJHPCA 2007»
13 years 7 months ago
A Portable Method for Finding User Errors in the Usage of MPI Collective Operations
An MPI profiling library is a standard mechanism for intercepting MPI calls by applications. Profiling libraries are so named because they are commonly used to gather runtime in...
Christopher Falzone, Anthony Chan, Ewing L. Lusk, ...
ICMT
2009
Springer
14 years 2 months ago
A Collection Operator for Graph Transformation
Abstract. Graph transformation has a well-established theory and associated tools that can be used to perform model transformations. However, the lack of a construct to match and t...
Roy Grønmo, Stein Krogdahl, Birger Mø...