[OMPI users] segmentation fault to use openMPI

Hello everyone, I am trying to debug through the MPI functionality at our local clusters. I use openmpi 3.0 and the executable were compiled by PGI 10.9. The executable is a regional air quality model called "CAMx" which is widely used in our community. In our local clusters setting, I have a clus

[OMPI users] Question about open-mpi fault tolerance machanism

-pointing, since it is time-consuming and decrease performance ? Thanks! Rui Wang ICT, P.R. China