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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
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