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» Parallel Computation in Abstract Network Machine
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ICS
2010
Tsinghua U.
15 years 7 months ago
Overlapping communication and computation by using a hybrid MPI/SMPSs approach
– Communication overhead is one of the dominant factors that affect performance in high-performance computing systems. To reduce the negative impact of communication, programmers...
Vladimir Marjanovic, Jesús Labarta, Eduard ...
117
Voted
WOTUG
2008
15 years 4 months ago
Process-Oriented Collective Operations
Abstract. Distributing process-oriented programs across a cluster of machines requires careful attention to the effects of network latency. The MPI standard, widely used for cluste...
John Markus Bjørndalen, Adam T. Sampson
114
Voted
PPOPP
1995
ACM
15 years 6 months ago
Optimistic Active Messages: A Mechanism for Scheduling Communication with Computation
Low-overhead message passing is critical to the performance of many applications. Active Messages[27] reduce the software overhead for message handling: messages are run as handle...
Deborah A. Wallach, Wilson C. Hsieh, Kirk L. Johns...
EUROPAR
2000
Springer
15 years 6 months ago
Automatic Generation of Block-Recursive Codes
Abstract. Block-recursive codes for dense numerical linear algebra computations appear to be well-suited for execution on machines with deep memory hierarchies because they are e e...
Nawaaz Ahmed, Keshav Pingali
SIAMSC
2011
140views more  SIAMSC 2011»
14 years 5 months ago
A Fast Parallel Algorithm for Selected Inversion of Structured Sparse Matrices with Application to 2D Electronic Structure Calcu
Abstract. An efficient parallel algorithm is presented and tested for computing selected components of H−1 where H has the structure of a Hamiltonian matrix of two-dimensional la...
Lin Lin, Chao Yang, Jianfeng Lu, Lexing Ying, Wein...