MPI_T_category_get_pvars(3) Open MPI MPI_T_category_get_pvars(3)

MPI_T_category_get_pvars - Query which performance variables are in a category

#include <mpi.h>
int MPI_T_category_get_pvars(int cat_index, int len, int indices[])

Index of the category to be queried.
The length of the indices array.

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

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.

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
May 26, 2022 4.1.4