ompi-clean -V (return code: -15)
orte-clean: cleaning session dir tree openmpi-sessions-ubuntu@ubuntu-xenial_0
orte-clean: killing any lingering procs
ompi-clean --help (return code: 0)
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ompi-clean [OPTIONS]
Open MPI Runtime Environment Cleaning tool
-d|--debug Extra debug output for developers to ensure that
orte-clean is working
-h|--help This help message
-v|--verbose Generate verbose output
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