•MPI_GET_PROCESSOR_NAME(name,resultlength,ierr)
•
This is akin to the hostname
command.
•MPI_WTIME( ),MPI_Wtime( )
•
This returns wall time in seconds as a double precision number .
•MPI_WTICK( )
• Returns the clock resolution in real*8
•MPI_ABORT(comm,errorcode,ierr)
• This can be used to halt the job cleanly when it is behaving erroneously.
•MPI_FINALIZE( )
• This should be the last call of an MPI code. It winds up the
MPI environment cleanly.