User-directed scheduling
legion_mpi_run -h option
- uses hosts listed in a specified context
- round-robin scheduling
$ legion_ls -a /centurion8
. centurion002 centurion006
.. centurion003 centurion007
centurion000 centurion004 centurion008
centurion001 centurion005
$ legion_mpi_run -h /centurion8 -n 8 \