Re: [OMPI users] Trouble compiling OpenMPI with Infiniband support

2022-03-01 Thread Joshua Ladd via users
These are very, very old versions of UCX and HCOLL installed in your environment. Also, MXM was deprecated years ago in favor of UCX. What version of MOFED is installed (run ofed_info -s)? What HCA generation is present (run ibstat). Josh On Tue, Mar 1, 2022 at 6:42 AM Angel de Vicente via users

Re: [OMPI users] Trouble compiling OpenMPI with Infiniband support

2022-03-01 Thread Angel de Vicente via users
Hello, John Hearns via users writes: > Stupid answer from me. If latency/bandwidth numbers are bad then check > that you are really running over the interface that you think you > should be. You could be falling back to running over Ethernet. I'm quite out of my depth here, so all answers are h

Re: [OMPI users] Trouble compiling OpenMPI with Infiniband support

2022-03-01 Thread John Hearns via users
Stupid answer from me. If latency/bandwidth numbers are bad then check that you are really running over the interface that you think you should be. You could be falling back to running over Ethernet. On Mon, 28 Feb 2022 at 20:10, Angel de Vicente via users < users@lists.open-mpi.org> wrote: > Hel