MPI_T_pvar_reset(3)

Usage

C Syntax

#include <mpi.h>
int MPI_T_pvar_reset(MPI_T_pvar_session session, MPI_T_pvar_handle handle)

MPI_T_pvar_reset — Reset the value of a performance variable

Input parameters

`•`	`session`: Performance experiment session.
`•`	`handle`: Performance variable handle or MPI_T_PVAR_ALL_HANDLES.

Overview

MPI_T_pvar_reset sets the performance variable specified by the handle in handle to its initial value. The special value MPI_T_PVAR_ALL_HANDLES can be passed in handle to reset all read-write handles in the session specified in session.

Errors

MPI_T_pvar_reset will fail if:

`•`	`MPI_T_ERR_NOT_INITIALIZED`: The MPI Tools interface not initialized
`•`	`MPI_T_ERR_INVALID_HANDLE`: The handle is invalid
`•`	`MPI_T_ERR_INVALID_SESSION`: Session argument is not a valid session
`•`	`MPI_T_ERR_PVAR_NO_WRITE`: Variable cannot be reset

SEE ALSO:

`•`	MPI_T_pvar_handle_alloc
`•`	MPI_T_pvar_get_info
`•`	MPI_T_pvar_session_create
`•`	MPI_T_pvar_write

Releases

5 releases since Debian 8 (Jessie); the text changed 4 times.

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