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IPPS
2006
IEEE
14 years 3 months ago
Power-performance efficiency of asymmetric multiprocessors for multi-threaded scientific applications
Recently, under a fixed power budget, asymmetric multiprocessors (AMP) have been proposed to improve the performance of multi-threaded applications compared to symmetric multiproc...
Ryan E. Grant, Ahmad Afsahi
PDP
2010
IEEE
14 years 1 months ago
hwloc: A Generic Framework for Managing Hardware Affinities in HPC Applications
The increasing numbers of cores, shared caches and memory nodes within machines introduces a complex hardware topology. High-performance computing applications now have to carefull...
François Broquedis, Jérôme Cle...
CCGRID
2007
IEEE
14 years 3 months ago
Exploiting Lustre File Joining for Effective Collective IO
Lustre is a parallel file system that presents high aggregated IO bandwidth by striping file extents across many storage devices. However, our experiments indicate excessively wid...
Weikuan Yu, Jeffrey S. Vetter, Shane Canon, Song J...
ICS
2005
Tsinghua U.
14 years 2 months ago
The implications of working set analysis on supercomputing memory hierarchy design
Supercomputer architects strive to maximize the performance of scientific applications. Unfortunately, the large, unwieldy nature of most scientific applications has lead to the...
Richard C. Murphy, Arun Rodrigues, Peter M. Kogge,...
ICS
2009
Tsinghua U.
14 years 3 months ago
QuakeTM: parallelizing a complex sequential application using transactional memory
“Is transactional memory useful?” is the question that cannot be answered until we provide substantial applications that can evaluate its capabilities. While existing TM appli...
Vladimir Gajinov, Ferad Zyulkyarov, Osman S. Unsal...