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Ansys Learning Forum › Forums › Discuss Simulation › Photonics › Running Lumerical FDTD files on a Campus cluster using Sun Grid Engine (SGE) › Reply To: Running Lumerical FDTD files on a Campus cluster using Sun Grid Engine (SGE)

September 19, 2024 at 10:16 pm
Lito Yap
Ansys Employee

We tested and support OpenMPI 3 and 4 as indicated in our KB guide. >Running simulations with MPI on Linux – Ansys Optics< 
Sorry, I missed the “number of processes” after the "-n" flag in OpenMPI in my previous email. And its missing "1" after the "-t" argument in the engine binary.

mpiexec -n ## /home/katsuya2/tools/lumerical/v241/bin/fdtd-engine-ompi-lcl -t 1 rod_ctab_1.fsp