Sun MPI 4.0 User's Guide: With CRE

Getting Information

Use the -h option to display a list of mprun options and their meanings.

Use the -V option to display the command's version number.

If you specify either -h or -V, it must be the only option on the command line.

Use the -J option to display the program's jid, along with the name of the cluster and the number of processes, after executing mprun.