Hi there, I noticed that gmsh supports mpi. I managed to compile gmsh with --enable-parallel. The question now is: how to I use gmsh in parallel? I tried using mpirun. However this doesn't seem to work. Any suggestions? Cheers magnus -- Dr Magnus Hagdorn OHM Ltd The Technology Centre Claymore Drive Aberdeen Science and Energy Park Aberdeen, AB23 8GD www.OHMsurveys.com +44.870.4296581