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» A Virtual Memory Model for Parallel Supercomputers
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IPPS
2008
IEEE
14 years 1 months ago
Performance comparison of SGI Altix 4700 and SGI Altix 3700 Bx2
Suitability of the next generation of high-performance computing systems for petascale simulations will depend on a balance between factors such as processor performance, memory p...
Subhash Saini, Dennis C. Jespersen, Dale Talcott, ...
HPDC
2006
IEEE
14 years 23 days ago
XtremLab: A System for Characterizing Internet Desktop Grids
Desktop grid (DG) systems use the idle computing power of many volunteered desktop PC’s on the Internet to support large-scale computation and storage. For over a decade, DG sys...
Paul Malecot, Derrick Kondo, Gilles Fedak
IPPS
2005
IEEE
14 years 9 days ago
Exploring the Energy-Time Tradeoff in MPI Programs on a Power-Scalable Cluster
Recently, energy has become an important issue in highperformance computing. For example, supercomputers that have energy in mind, such as BlueGene/L, have been built; the idea is...
Vincent W. Freeh, Feng Pan, Nandini Kappiah, David...
GECCO
2008
Springer
143views Optimization» more  GECCO 2008»
13 years 7 months ago
A parallel evolutionary algorithm for unconstrained binary quadratic problems
In this paper an island model is described for the unconstrained Binary Quadratic Problem (BQP), which can be used with up to 2500 binary variables. Our island model uses a master...
István Borgulya
ICS
2007
Tsinghua U.
14 years 26 days ago
Optimization of data prefetch helper threads with path-expression based statistical modeling
This paper investigates helper threads that improve performance by prefetching data on behalf of an application’s main thread. The focus is data prefetch helper threads that lac...
Tor M. Aamodt, Paul Chow