-------------------------------------------------------------------------- By default, for Open MPI 4.0 and later, infiniband ports on a device are not used by default. The intent is to use UCX for these devices. You can override this policy by setting the btl_openib_allow_ib MCA parameter to true. Local host: c435-033 Local adapter: hfi1_0 Local port: 1 -------------------------------------------------------------------------- -------------------------------------------------------------------------- WARNING: There was an error initializing an OpenFabrics device. Local host: c435-033 Local device: hfi1_0 -------------------------------------------------------------------------- {"realtime":20.97,"usertime":34.28,"systime":71.02,"memmax":118072,"memavg":0}