HP-MPI User's Guide (11th Edition)

mpirun using implied prun or srun
Implied prun
Appendix C 287
• -n, --ntasks=ntasks
Specify the number of processes to run.
• -N, --nodes=nnodes
Request that nnodes nodes be allocated to this job.
• -m, --distribution=(block|cyclic)
Specify an alternate distribution method for remote processes.
• -w, --nodelist=host1,host2,... or filename
Request a specific list of hosts.
• -x, --exclude=host1,host2,... or filename
Request that a specific list of hosts not be included in the resources
allocated to this job.
• -l, --label
Prepend task number to lines of stdout/err.
For more information on prun arguments, refer to the prun man page.
Using the -prun argument from the mpirun command line is still
supported.