Difference between revisions of "Eigen paralelization"
From Medusa: Coordinate Free Mehless Method implementation
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Eigen uses number of threads specified my OpenMP, unless <code>Eigen::setNbThreads(n);</code> was called. | Eigen uses number of threads specified my OpenMP, unless <code>Eigen::setNbThreads(n);</code> was called. | ||
| + | Exectuion on PC with 4 cores and 8 hyperthreads: | ||
[[File:speedups_Ax.png|800px]] | [[File:speedups_Ax.png|800px]] | ||
[[File:l2hit.png|800px]] | [[File:l2hit.png|800px]] | ||
[[File:l3hit.png|800px]] | [[File:l3hit.png|800px]] | ||
| + | |||
| + | Execution on Intel Phi: | ||
| + | [[File:speedups_phi.png|800px]] | ||
| + | [[File:l2hit_phi.png|800px]] | ||
| + | [[File:l3hit_phi.png|800px]] | ||
Revision as of 12:11, 27 March 2017
General Eigen parallelism: https://eigen.tuxfamily.org/dox/TopicMultiThreading.html
Eigen uses number of threads specified my OpenMP, unless Eigen::setNbThreads(n); was called.
Exectuion on PC with 4 cores and 8 hyperthreads:
Execution on Intel Phi:
