-------------------------------------------------------------------------- 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: c003 Local adapter: mlx5_0 Local port: 1 -------------------------------------------------------------------------- -------------------------------------------------------------------------- WARNING: There was an error initializing an OpenFabrics device. Local host: c003 Local device: mlx5_0 -------------------------------------------------------------------------- Traceback (most recent call last): File "../../td/StackingFaultFccCrystal__TD_228501831190_002/runner", line 239, in with open(stack_data_flnm) as fstack: FileNotFoundError: [Errno 2] No such file or directory: './output/stack.dat' Command exited with non-zero status 1 {"realtime":1.82,"usertime":1.72,"systime":5.94,"memmax":151712,"memavg":0}