NAME

       MPI_T_pvar_get_num - Query the number of performance variables

SYNTAX

C Syntax

       #include <mpi.h>
       int MPI_T_pvar_get_num(int *num_pvar)

OUTPUT PARAMETERS

       num_pvar  Current number of performance variables.

DESCRIPTION

       MPI_T_pvar_get_num  can  be  used  to  query  the  current number of performance variables. The number of
       performance variables may increase throughout the exection of the process but will never decrease.

ERRORS

       MPI_T_pvar_get_num() will fail if:

       [MPI_T_ERR_NOT_INITIALIZED]
                 The MPI Tools interface not initialized