Difference between revisions of "Eigen paralelization"

From Medusa: Coordinate Free Mehless Method implementation
Jump to: navigation, search
 
Line 9: Line 9:
 
[[File:l3hit.png|800px]]
 
[[File:l3hit.png|800px]]
  
Execution on Intel Phi:
+
Execution on Intel CPU E5-2620:
  
 
[[File:speedups_phi.png|800px]]
 
[[File:speedups_phi.png|800px]]
 
[[File:l2hit_phi.png|800px]]
 
[[File:l2hit_phi.png|800px]]
 
[[File:l3hit_phi.png|800px]]
 
[[File:l3hit_phi.png|800px]]

Latest revision as of 12:20, 28 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:

Speedups Ax.png L2hit.png L3hit.png

Execution on Intel CPU E5-2620:

Speedups phi.png L2hit phi.png L3hit phi.png