[OMPI users] OpenMPI 4.0.6 w/GCC 8.5 on CentOS 7.9; "WARNING: There was an error initializing an OpenFabrics device."

Hi there, New to using UCX, as a result of having built OpenMPI without it and running tests and getting warned. Installed UCX from the distribution: [novosirj@amarel-test2 ~]$ rpm -qa ucx ucx-1.5.2-1.el7.x86_64 …and rebuilt OpenMPI. Built fine. However, I’m getting some pretty unhelpful messa

Re: [OMPI users] OpenMPI 4.0.6 w/GCC 8.5 on CentOS 7.9; "WARNING: There was an error initializing an OpenFabrics device."

gt; > OMPI_MCA_pml=ucx > > to your environment. > > >> On Jul 29, 2021, at 1:56 AM, Sergey Oblomov via users >> wrote: >> >> Hi >> >> This issue arrives from BTL OpenIB, not related to UCX >> >> From: users on behalf of Ryan Novos

Re: [OMPI users] OpenMPI 4.0.6 w/GCC 8.5 on CentOS 7.9; "WARNING: There was an error initializing an OpenFabrics device."

ds for job step to finish. >> srun: error: gpu004: tasks 0-1: Exited with exit code 1 >> >> -- >> #BlackLivesMatter >> >> || \\UTGERS, >> |---*O*------- >> ||_// the State | Ryan No