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These are currently undocumented, and some require configure options to have
been specified (like -mpipktsize and -chmemdebug). The
-mpiversion option is useful for finding out how your installation of
mpich was configured and exactly what version it is.
-
-mpedbg
-
If an error occurs, start xterms attached to the process
that generated the error. Requires the mpich be configured with
-mpedbg and works on only some workstations systems.
-
-mpiversion
-
Print out the version and configuration arguements for
the mpich implementation being used.
-
-mpichdebug
-
Generate detailed information on each operation; this is
useful only to experts.
-
-mpiqueue
-
Describe the state of the queues when MPI_Finalize is
called. Can be used to find lost messages.
These arguments are provided to the program, not to mpirun. That is,
mpirun -np 2 a.out -mpichmsg
Up: Debugging MPI programs
Next: p4 arguments for debugging
Previous: Command-line arguments for mpirun