[OMPI users] mpirun hanging after MPI_Abort

Hi, I'm investigating an issue with mpirun *sometimes* hanging after programs call MPI_Abort... all of the MPI processes have terminated, however the mpirun is still there. This happens with 1.8.8 and 1.10.2. There look to be two threads, one in this path: #0 0x7fa09c3143b3 in select () from

Re: [OMPI users] OMPI users] Fortran vs C reductions

George is correct that the Fortran bindings are optional, but the datatype declarations are not. I've raised the question in the MPI Forum Fortran Working Group:     http://lists.mpi-forum.org/mpiwg-fortran/2016/02/1722.php -Original Message- From: Jed Brown Reply: Open MPI Users Da