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» Enhancing NIC Performance for MPI using Processing-in-Memory
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2004
ACM
13 years 10 months ago
Performance Tool Support for MPI-2 on Linux
Programmers of message-passing codes for clusters of workstations face a daunting challenge in understanding the performance bottlenecks of their applications. This is largely due...
Kathryn Mohror, Karen L. Karavanic
LION
2007
Springer
139views Optimization» more  LION 2007»
13 years 10 months ago
Evolution of Fitness Functions to Improve Heuristic Performance
In this paper we introduce the variable fitness function which can be used to control the search direction of any search based optimisation heuristic where more than one objective ...
Stephen Remde, Peter I. Cowling, Keshav P. Dahal, ...
IPPS
2008
IEEE
13 years 11 months ago
Scaling alltoall collective on multi-core systems
MPI Alltoall is one of the most communication intense collective operation used in many parallel applications. Recently, the supercomputing arena has witnessed phenomenal growth o...
Rahul Kumar, Amith R. Mamidala, Dhabaleswar K. Pan...
PVM
2007
Springer
13 years 10 months ago
Using CMT in SCTP-Based MPI to Exploit Multiple Interfaces in Cluster Nodes
Many existing clusters use inexpensive Gigabit Ethernet and often have multiple interfaces cards to improve bandwidth and enhance fault tolerance. We investigate the use of Concurr...
Brad Penoff, Mike Tsai, Janardhan R. Iyengar, Alan...
CLUSTER
2008
IEEE
13 years 6 months ago
Efficient one-copy MPI shared memory communication in Virtual Machines
Efficient intra-node shared memory communication is important for High Performance Computing (HPC), especially with the emergence of multi-core architectures. As clusters continue ...
Wei Huang, Matthew J. Koop, Dhabaleswar K. Panda