MPI/OpenMP hybrid with Intel MPI

  mpirun -np 8 -genv OMP_NUM_THREADS=16 -hosts node2-ib,node3-ib,node4-ib,node5-ib -ppn 2 ./sol

To run an OpenMP/MPI hybrid code with IntelMPI, the above command is needed.

The meanings are;

8 MPI processes (-np 8),

16 OpenMP threads (-genv OMP_NUM_THREADS=16) ,

2 MPI processes per node (-ppn 2).