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CCGRID
2010
IEEE
14 years 10 months ago
Unibus-managed Execution of Scientific Applications on Aggregated Clouds
In this paper we examine the feasibility of running message passing applications across clouds. Our on-going Unibus project aims to provide a flexible approach to provisioning and ...
Jaroslaw Slawinski, Magdalena Slawiñska, Va...
EUROPAR
2009
Springer
15 years 4 months ago
Process Mapping for MPI Collective Communications
It is an important problem to map virtual parallel processes to physical processors (or cores) in an optimized way to get scalable performance due to non-uniform communication cost...
Jin Zhang, Jidong Zhai, Wenguang Chen, Weimin Zhen...
IPPS
2008
IEEE
15 years 3 months ago
Balancing HPC applications through smart allocation of resources in MT processors
Abstract—Many studies have shown that load imbalancing causes significant performance degradation in High Performance Computing (HPC) applications. Nowadays, Multi-Threaded (MT1...
Carlos Boneti, Roberto Gioiosa, Francisco J. Cazor...
IPPS
2009
IEEE
15 years 4 months ago
Core-aware memory access scheduling schemes
Multi-core processors have changed the conventional hardware structure and require a rethinking of system scheduling and resource management to utilize them efficiently. However, ...
Zhibin Fang, Xian-He Sun, Yong Chen, Surendra Byna
94
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HPDC
2008
IEEE
14 years 9 months ago
Code coverage, performance approximation and automatic recognition of idioms in scientific applications
Basic data flow patterns which we call idioms, such as stream, transpose, reduction, random access and stencil, are common in scientific numerical applications. We hypothesize tha...
Jiahua He, Allan Snavely, Rob F. Van der Wijngaart...