Re: NAMD crashes with OpenMPI/OpenMX

From: Thomas Albers (
Date: Sun Jun 19 2011 - 21:32:42 CDT


> Do you see an actual performance improvement from Open-MX?

The odd thing is - we do not. With TCP networking time/step remains
fairly constant throughout the simulation, but with Open-MX (through
OpenMPI) it varies by a factor of 3. Something else is wrong here,
and I can't quite see what.


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