SYNTAX

   C Syntax
          #include <mpi.h>

          int MPI_T_category_get_pvars(int cat_index, int len, int indices[])

INPUT PARAMETERS

       • cat_index: Index of the category to be queried.

       • len: The length of the indices array.

OUTPUT PARAMETERS

       • indices: An integer array of size len, indicating performance variable indices.

DESCRIPTION

       MPI_T_category_get_pvars  can  be used to query which performance variables are contained in a particular
       category. A category contains zero or more performance variables.

ERRORS

       MPI_T_category_get_pvars will fail if:

       • MPI_T_ERR_NOT_INITIALIZED: The MPI Tools interface not initialized

       • MPI_T_ERR_INVALID_INDEX: The category index is invalid

COPYRIGHT

       2003-2025, The Open MPI Community

                                                  Sep 06, 2025                       MPI_T_CATEGORY_GET_PVARS(3)