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fangohr / octopus-in-spack

Develop Octopus in spack (software packaging)
BSD 3-Clause "New" or "Revised" License
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Set OMP_NUM_THREADS to 1 #43

Closed fangohr closed 1 year ago

fangohr commented 1 year ago

Problem:

with mpirun -np 3 octopus reports this:

Number of processes : 3 Number of threads per process : 12

and execution time gets really long.

This can be 'fixed' by setting OMP_NUM_THREADS to 1.