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2009
ACM
14 years 2 months ago
Scalable temporal order analysis for large scale debugging
We present a scalable temporal order analysis technique that supports debugging of large scale applications by classifying MPI tasks based on their logical program execution order...
Dong H. Ahn, Bronis R. de Supinski, Ignacio Laguna...
CLUSTER
2008
IEEE
14 years 1 months ago
OpenMP-centric performance analysis of hybrid applications
—Several performance analysis tools support hybrid applications. Most originated as MPI profiling or tracing tools and OpenMP capabilities were added to extend the performance a...
Karl Fürlinger, Shirley Moore
ICCCN
2008
IEEE
14 years 1 months ago
Instrumentation and Analysis of MPI Queue Times on the SeaStar High-Performance Network
—Understanding the communication behavior and network resource usage of parallel applications is critical to achieving high performance and scalability on systems with tens of th...
Ron Brightwell, Kevin T. Pedretti, Kurt B. Ferreir...
IPPS
2005
IEEE
14 years 25 days ago
Performance Analysis of MPI Collective Operations
Previous studies of application usage show that the performance of collective communications are critical for high-performance computing and are often overlooked when compared to ...
Jelena Pjesivac-Grbovic, Thara Angskun, George Bos...
LCN
2002
IEEE
14 years 4 days ago
Improving Processor Availability in the MPI Implementation for the ASCI/Red Supercomputer
This paper describes how a portable benchmark suite that measures the ability of an MPI implementation to overlap computation and communication can be used to discover and diagnos...
Ron Brightwell, William Lawry, Arthur B. Maccabe, ...