Open MPI logo

MPI_T_pvar_get_num(3) man page (version 5.0.0rc2)

  |   Home   |   Support   |   FAQ   |  

« Return to documentation listing

Table of Contents

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


Table of Contents

« Return to documentation listing