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.\" -*- nroff -*-
.\" Copyright 2013 Los Alamos National Security, LLC. All rights reserved.
.\" Copyright 2006-2008 Sun Microsystems, Inc.
.\" Copyright (c) 1996 Thinking Machines Corporation
.\" Copyright (c) 2010 Cisco Systems, Inc. All rights reserved.
.\" $COPYRIGHT$
.TH MPI_T_pvar_session_create 3 "#OMPI_DATE#" "#PACKAGE_VERSION#" "#PACKAGE_NAME#"
.
.SH NAME
\fBMPI_T_pvar_session_create\fP, \fBMPI_T_pvar_session_free\fP \- Create/free performance variable session
.
.SH SYNTAX
.ft R
.
.SH C Syntax
.nf
#include <mpi.h>
int MPI_T_pvar_session_create(MPI_T_pvar_session *\fIsession\fP)
int MPI_T_pvar_session_free(MPI_T_pvar_session *\fIsession\fP)
.SH DESCRIPTION
.ft R
MPI_T_pvar_session_create creates a session for accessing performance variables. The
new session is returned in the \fIsession\fP parameter.
MPI_T_pvar_session_free releases a session allocated by MPI_T_pvar_session_create and sets
the \fIsession\fP parameter to MPI_T_PVAR_SESSION_NULL.
.SH ERRORS
.ft R
MPI_T_pvar_session_create() will fail if:
.TP 1i
[MPI_T_ERR_NOT_INITIALIZED]
The MPI Tools interface not initialized
.TP 1i
[MPI_T_ERR_MEMORY]
Out of memory
.TP 1i
[MPI_T_ERR_OUT_OF_SESSIONS]
No more sessions available
.TP 1i
MPI_T_pvar_session_free() will fail if:
.TP 1i
[MPI_T_ERR_NOT_INITIALIZED]
The MPI Tools interface not initialized
.TP 1i
[MPI_T_ERR_INVALID_SESSION]
The session parameter is not a valid session
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