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[mod4 (homebrewed)]$ module purge
[mod4 (homebrewed)]$ module load pgi/19.4
[mod4 (homebrewed)]$ module load openmpi/4.0
[mod4 (homebrewed)]$ module list
Currently Loaded Modulefiles:
1) pgi/19.4 2) openmpi/4.0
[mod4 (homebrewed)]$ mpirun
mpirun (openmpi/4.0, pgi/19.4)
[mod4 (homebrewed)]$ module unload openmpi
[mod4 (homebrewed)]$ module switch --auto pgi intel/2019
[mod4 (homebrewed)]$ module load openmpi/4.0
[mod4 (homebrewed)]$ module list
Currently Loaded Modulefiles:
1) intel/2019 2) openmpi/4.0
[mod4 (homebrewed)]$ mpirun
mpirun (openmpi/4.0, intel/2019)
[mod4 (homebrewed)]$ module unload openmpi
[mod4 (homebrewed)]$ module switch --auto intel gcc/9.1.0
[mod4 (homebrewed)]$ module load openmpi/4.0
[mod4 (homebrewed)]$ mpirun
mpirun (openmpi/4.0, gcc/9.1.0)
[mod4 (homebrewed)]$ module unload openmpi
[mod4 (homebrewed)]$ module switch --auto gcc gcc/8.2.0
[mod4 (homebrewed)]$ module load openmpi/4.0
**** ERROR *****:
openmpi/4.0 does not appear to be built for compiler gcc/8.2.0
Please select a different openmpi version or different compiler.
Loading openmpi/4.0
ERROR: Module evaluation aborted
[mod4 (homebrewed)]$ module list
Currently Loaded Modulefiles:
1) gcc/8.2.0
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