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MPI_T_PVAR_SESSION_CREATE(3) Open MPI MPI_T_PVAR_SESSION_CREATE(3)

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

COPYRIGHT

2003-2024, The Open MPI Community

December 2, 2024