MPI_T_pvar_reset(3) Open MPI MPI_T_pvar_reset(3)

MPI_T_pvar_reset - Reset the value of a performance variable

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

Performance experiment session.
Performance variable handle or MPI_T_PVAR_ALL_HANDLES.

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.

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

MPI_T_pvar_handle_alloc
MPI_T_pvar_get_info
MPI_T_pvar_session_create
MPI_T_pvar_write
May 26, 2022 4.1.4