sccn / amica

Code for AMICA: Adaptive Mixture ICA with shared components
BSD 2-Clause "Simplified" License
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Performance issue in eeglab? #5

Open RyanHope opened 7 years ago

RyanHope commented 7 years ago

When I run the amica binary test on the example data provided on your old website (with max_threads tweaked to match the number of cores on my system), all of the cpus will go to 100% utilization. However, when I use amica though eeglab on my own data with the same max_threads setting, the utilization of a few cpus stays around 5-10% with 20-40% bursts. Any idea what might be causing less-than-full cpu utilization in eeglab?

EDIT: I should note, this is using a binary I compiled myself on a centos machine. I used the mpiifort compiler (instead of ifort) from parallel_studio_xe_2017 and mpich-3.2.