NAME

       MPI_T_pvar_session_create, MPI_T_pvar_session_free - Create/free performance variable session

SYNTAX

C Syntax

       #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)

DESCRIPTION

       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.

ERRORS

       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

4.1.6                                             Sep 30, 2023                      MPI_T_pvar_session_create(3)