[OMPI users] Spawned process do not shut down...

I am using MPI_Comm_spawn to dynamically run workers. However, when the workers exit they get hung up on MPI_Finalize. Here is a short program which shows the issue... It responds to several commands... Do start stop and then check how many processes are running - it should be 1, not 2. I am u

[OMPI users] can not get hello.cpp to run...

Hi, New to MPI and decided to try OpenMPI out on hello.cpp, but I get the following messages and the program hangs… MPICH had no problem with this…what am I doing wrong? Thanks, Jon Here is hello.cpp #include #include #include using namespace std; int main(int argc, char *argv[]) { in