54 citations
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Showing cs.DCShow all
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cs.DC2014★ 2 cited
Taking advantage of hybrid systems for sparse direct solvers via task-based runtimes
Xavier Lacoste, Mathieu Faverge, George Bosilca +2
The ongoing hardware evolution exhibits an escalation in the number, as well as in the heterogeneity, of computing resources. The pressure to maintain reasonable levels of performa…
cs.DC2013★ 16 cited
Achieving Efficient Strong Scaling with PETSc using Hybrid MPI/OpenMP Optimisation
Michael Lange, Gerard Gorman, Michele Weiland +2
The increasing number of processing elements and decreas- ing memory to core ratio in modern high-performance platforms makes efficient strong scaling a key requirement for numeric…
cs.DC2011★ 5 cited
Fully Empirical Autotuned QR Factorization For Multicore Architectures
Emmanuel Agullo, Jack Dongarra, Rajib Nath +1
Tuning numerical libraries has become more difficult over time, as systems get more sophisticated. In particular, modern multicore machines make the behaviour of algorithms hard to…