MPI_T_pvar_session_create, MPI_T_pvar_session_free − Create/free performance variable session
#include
<mpi.h>
int MPI_T_pvar_session_create(MPI_T_pvar_session
*session)
int MPI_T_pvar_session_free(MPI_T_pvar_session *session)
MPI_T_pvar_session_create creates a session for accessing performance variables. The new session is returned in the session parameter.
MPI_T_pvar_session_free releases a session allocated by MPI_T_pvar_session_create and sets the session parameter to MPI_T_PVAR_SESSION_NULL.
MPI_T_pvar_session_create()
will fail if:
[MPI_T_ERR_NOT_INITIALIZED]
The MPI Tools interface not initialized
[MPI_T_ERR_MEMORY]
Out of memory
[MPI_T_ERR_OUT_OF_SESSIONS]
No more sessions available
MPI_T_pvar_session_free() will
fail if:
[MPI_T_ERR_NOT_INITIALIZED]
The MPI Tools interface not initialized
[MPI_T_ERR_INVALID_SESSION]
The session parameter is not a valid session