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» Performance under Failures of DAG-based Parallel Computing
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IPPS
2000
IEEE
15 years 6 months ago
A Mechanism for Speculative Memory Accesses Following Synchronizing Operations
In order to reduce the overhead of synchronizing operations of shared memory multiprocessors, this paper proposes a mechanism, named specMEM, to execute memory accesses following ...
Takayuki Sato, Kazuhiko Ohno, Hiroshi Nakashima
IPPS
2003
IEEE
15 years 7 months ago
HMPI: Towards a Message-Passing Library for Heterogeneous Networks of Computers
The paper presents Heterogeneous MPI (HMPI), an extension of MPI for programming high-performance computations on heterogeneous networks of computers. It allows the application pr...
Alexey L. Lastovetsky, Ravi Reddy
EUROPAR
2009
Springer
15 years 8 months ago
Impact of Quad-Core Cray XT4 System and Software Stack on Scientific Computation
An upgrade from dual-core to quad-core AMD processor on the Cray XT system at the Oak Ridge National Laboratory (ORNL) Leadership Computing Facility (LCF) has resulted in significa...
Sadaf R. Alam, Richard F. Barrett, Heike Jagode, J...
EUROPAR
2005
Springer
15 years 7 months ago
Faults in Large Distributed Systems and What We Can Do About Them
Scientists are increasingly using large distributed systems built from commodity off-the-shelf components to perform scientific computation. Grid computing has expanded the scale ...
George Kola, Tevfik Kosar, Miron Livny
IPPS
1998
IEEE
15 years 6 months ago
Fault-Tolerant Broadcasting in Toroidal Networks
A non-redundant fault-tolerant broadcasting algorithm in a faulty k-ary n-cube is designed. The algorithm can adapt up to 2n,2 node failures. Compared to the optimal algorithm in a...
Bader Almohammad, Bella Bose