-------------------------------------------------------------------------- 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: c469-031 Local adapter: hfi1_0 Local port: 1 -------------------------------------------------------------------------- -------------------------------------------------------------------------- WARNING: There was an error initializing an OpenFabrics device. Local host: c469-031 Local device: hfi1_0 -------------------------------------------------------------------------- [c469-031.stampede2.tacc.utexas.edu:60723] [[5270,0],0] ORTE_ERROR_LOG: Data unpack would read past end of buffer in file util/show_help.c at line 501 -------------------------------------------------------------------------- WARNING: There was an error initializing an OpenFabrics device. Local host: c469-031 Local device: hfi1_0 -------------------------------------------------------------------------- {"realtime":10.51,"usertime":3.34,"systime":3.83,"memmax":53232,"memavg":0}