[OMPI users] Communication (Send/Recv) error according to message size(65535)

Hello, I am testing the newly upgraded OFED (5.1-0.6.6) and corresponding OpenMPI (4.0.2, 4.0.4). I don't know for what reason, but I get a communication error. (There is no error in the combination of OFED(4.6-1.0.1) & OpenMPI(4.0.2)) When communicating between compute nodes(inter-nodes), if

Re: [OMPI users] MPI Exit Code:1 on an OpenFoam application

Thank you for this hint. I installed OpenFOAM v8 (the newest) on my computer and it works ... At the Version v7 i get still this mpi error I dont know why ... I wish you a healthy start into the new year :) Am 28.12.20 um 19:16 schrieb Benson Muite via users: Have you tried reinstalling