MPI_T_category_get_pvars.openmpi(3)

Query which performance variables are in a category

Section 3 openmpi-doc bookworm source

Description

MPI_T_category_get_pvars

NAME

MPI_T_category_get_pvars - Query which performance variables are in a category

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