OK, thanks for pointing that out. I had missed the CXX := mpic++
option instead of the default CXX := g++
. After recompiling it with that option, running it with mpirun -np 4 ./bstep2d
ran on 4 cores like it was supposed to.
Thanks for the help!
d3rioe
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This reply was modified 4 years, 4 months ago by d3rioe.