310 строки
8.6 KiB
C
310 строки
8.6 KiB
C
/*
|
|
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
|
|
* University Research and Technology
|
|
* Corporation. All rights reserved.
|
|
* Copyright (c) 2004-2005 The University of Tennessee and The University
|
|
* of Tennessee Research Foundation. All rights
|
|
* reserved.
|
|
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
|
|
* University of Stuttgart. All rights reserved.
|
|
* Copyright (c) 2004-2005 The Regents of the University of California.
|
|
* All rights reserved.
|
|
* Copyright (c) 2006 Cisco Systems, Inc. All rights reserved.
|
|
* Copyright (c) 2006 Los Alamos National Security, LLC. All rights
|
|
* reserved.
|
|
*
|
|
* $COPYRIGHT$
|
|
*
|
|
* Additional copyrights may follow
|
|
*
|
|
* $HEADER$
|
|
*/
|
|
|
|
#include "ompi_config.h"
|
|
|
|
#ifdef HAVE_SYS_TYPES_H
|
|
#include <sys/types.h>
|
|
#endif
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_PARAM_H
|
|
#include <sys/param.h>
|
|
#endif
|
|
#ifdef HAVE_NETDB_H
|
|
#include <netdb.h>
|
|
#endif
|
|
|
|
#include "opal/event/event.h"
|
|
#include "opal/runtime/opal_progress.h"
|
|
#include "opal/mca/maffinity/base/base.h"
|
|
#include "opal/mca/base/base.h"
|
|
#include "opal/util/show_help.h"
|
|
#include "opal/sys/atomic.h"
|
|
|
|
#include "orte/util/proc_info.h"
|
|
#include "orte/mca/schema/schema.h"
|
|
#include "orte/mca/oob/base/base.h"
|
|
#include "orte/mca/ns/ns.h"
|
|
#include "orte/mca/gpr/gpr.h"
|
|
#include "orte/mca/rml/rml.h"
|
|
#include "orte/mca/smr/smr.h"
|
|
#include "orte/mca/errmgr/errmgr.h"
|
|
#include "orte/runtime/runtime.h"
|
|
|
|
#include "mpi.h"
|
|
#include "ompi/constants.h"
|
|
#include "ompi/group/group.h"
|
|
#include "ompi/errhandler/errcode.h"
|
|
#include "ompi/errhandler/errclass.h"
|
|
#include "ompi/communicator/communicator.h"
|
|
#include "ompi/datatype/datatype.h"
|
|
#include "ompi/op/op.h"
|
|
#include "ompi/file/file.h"
|
|
#include "ompi/info/info.h"
|
|
#include "ompi/runtime/mpiruntime.h"
|
|
#include "ompi/attribute/attribute.h"
|
|
#include "ompi/mca/pml/base/pml_base_module_exchange.h"
|
|
#include "ompi/mca/pml/pml.h"
|
|
#include "ompi/mca/pml/base/base.h"
|
|
#include "ompi/mca/osc/base/base.h"
|
|
#include "ompi/mca/coll/coll.h"
|
|
#include "ompi/mca/coll/base/base.h"
|
|
#include "ompi/mca/topo/topo.h"
|
|
#include "ompi/mca/topo/base/base.h"
|
|
#include "ompi/mca/io/io.h"
|
|
#include "ompi/mca/io/base/base.h"
|
|
#include "ompi/mca/mpool/base/base.h"
|
|
#include "ompi/mca/rcache/base/base.h"
|
|
|
|
|
|
int ompi_mpi_finalize(void)
|
|
{
|
|
int ret;
|
|
static int32_t finalize_has_already_started = 0;
|
|
|
|
/* Be a bit social if an erroneous program calls MPI_FINALIZE in
|
|
two different threads, otherwise we may deadlock in
|
|
ompi_comm_free() (or run into other nasty lions, tigers, or
|
|
bears) */
|
|
|
|
if (! opal_atomic_cmpset_32(&finalize_has_already_started, 0, 1)) {
|
|
/* Note that if we're already finalized, we cannot raise an
|
|
MPI exception. The best that we can do is write something
|
|
to stderr. */
|
|
char hostname[MAXHOSTNAMELEN];
|
|
pid_t pid = getpid();
|
|
gethostname(hostname, sizeof(hostname));
|
|
|
|
opal_show_help("help-mpi-runtime.txt",
|
|
"mpi_finalize:invoked_multiple_times",
|
|
true, hostname, pid);
|
|
return MPI_ERR_OTHER;
|
|
}
|
|
|
|
/* Per MPI-2:4.8, we have to free MPI_COMM_SELF before doing
|
|
anything else in MPI_FINALIZE (to include setting up such that
|
|
MPI_FINALIZED will return true). */
|
|
|
|
if (NULL != ompi_mpi_comm_self.c_keyhash) {
|
|
ompi_attr_delete_all(COMM_ATTR, &ompi_mpi_comm_self,
|
|
ompi_mpi_comm_self.c_keyhash);
|
|
OBJ_RELEASE(ompi_mpi_comm_self.c_keyhash);
|
|
ompi_mpi_comm_self.c_keyhash = NULL;
|
|
}
|
|
|
|
/* Proceed with MPI_FINALIZE */
|
|
|
|
ompi_mpi_finalized = true;
|
|
|
|
#if OMPI_ENABLE_PROGRESS_THREADS == 0
|
|
opal_progress_set_event_flag(OPAL_EVLOOP_ONELOOP);
|
|
#endif
|
|
|
|
/* Redo ORTE calling opal_progress_event_users_increment() during
|
|
MPI lifetime, to get better latency when not using TCP */
|
|
opal_progress_event_users_increment();
|
|
|
|
/* If maffinity was setup, tear it down */
|
|
if (ompi_mpi_maffinity_setup) {
|
|
opal_maffinity_base_close();
|
|
}
|
|
|
|
/* begin recording compound command */
|
|
/* if (OMPI_SUCCESS != (ret = orte_gpr.begin_compound_cmd())) {
|
|
return ret;
|
|
}
|
|
*/
|
|
/* Set process status to "at stg3" */
|
|
if (ORTE_SUCCESS != (ret = orte_smr.set_proc_state(orte_process_info.my_name,
|
|
ORTE_PROC_STATE_AT_STG3, 0))) {
|
|
ORTE_ERROR_LOG(ret);
|
|
}
|
|
|
|
/* execute the compound command - no return data requested
|
|
*/
|
|
/* if (OMPI_SUCCESS != (ret = orte_gpr.exec_compound_cmd())) {
|
|
return ret;
|
|
}
|
|
*/
|
|
/*
|
|
* Wait for everyone to get here
|
|
*/
|
|
if (ORTE_SUCCESS != (ret = orte_rml.xcast(ORTE_PROC_MY_NAME->jobid, false,
|
|
NULL, orte_gpr.deliver_notify_msg))) {
|
|
ORTE_ERROR_LOG(ret);
|
|
return ret;
|
|
}
|
|
|
|
/* Shut down any bindings-specific issues: C++, F77, F90 (may or
|
|
may not be necessary...?) */
|
|
|
|
/* Free communication objects */
|
|
|
|
/* free window resources */
|
|
|
|
/* free file resources */
|
|
if (OMPI_SUCCESS != (ret = ompi_file_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* free window resources */
|
|
if (OMPI_SUCCESS != (ret = ompi_win_finalize())) {
|
|
return ret;
|
|
}
|
|
if (OMPI_SUCCESS != (ret = ompi_osc_base_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* free communicator resources */
|
|
if (OMPI_SUCCESS != (ret = ompi_comm_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* free requests */
|
|
if (OMPI_SUCCESS != (ret = ompi_request_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* Now that all MPI objects dealing with communications are gone,
|
|
shut down MCA types having to do with communications */
|
|
if (OMPI_SUCCESS != (ret = mca_pml_base_close())) {
|
|
return ret;
|
|
}
|
|
|
|
|
|
/* Free secondary resources */
|
|
|
|
/* free attr resources */
|
|
if (OMPI_SUCCESS != (ret = ompi_attr_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* free group resources */
|
|
if (OMPI_SUCCESS != (ret = ompi_group_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* free proc resources */
|
|
if ( OMPI_SUCCESS != (ret = ompi_proc_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* free internal error resources */
|
|
if (OMPI_SUCCESS != (ret = ompi_errcode_intern_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* free error class resources */
|
|
if (OMPI_SUCCESS != (ret = ompi_errclass_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* free error code resources */
|
|
if (OMPI_SUCCESS != (ret = ompi_mpi_errcode_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* free errhandler resources */
|
|
if (OMPI_SUCCESS != (ret = ompi_errhandler_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* Free all other resources */
|
|
|
|
/* free op resources */
|
|
if (OMPI_SUCCESS != (ret = ompi_op_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* free ddt resources */
|
|
if (OMPI_SUCCESS != (ret = ompi_ddt_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* free info resources */
|
|
if (OMPI_SUCCESS != (ret = ompi_info_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* free module exchange resources */
|
|
if (OMPI_SUCCESS != (ret = mca_pml_base_modex_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* Close down MCA modules */
|
|
|
|
/* io is opened lazily, so it's only necessary to close it if it
|
|
was actually opened */
|
|
|
|
if (mca_io_base_components_opened_valid ||
|
|
mca_io_base_components_available_valid) {
|
|
if (OMPI_SUCCESS != (ret = mca_io_base_close())) {
|
|
return ret;
|
|
}
|
|
}
|
|
if (OMPI_SUCCESS != (ret = mca_topo_base_close())) {
|
|
return ret;
|
|
}
|
|
if (OMPI_SUCCESS != (ret = ompi_osc_base_close())) {
|
|
return ret;
|
|
}
|
|
if (OMPI_SUCCESS != (ret = mca_coll_base_close())) {
|
|
return ret;
|
|
}
|
|
if (OMPI_SUCCESS != (ret = mca_mpool_base_close())) {
|
|
return ret;
|
|
}
|
|
if (OMPI_SUCCESS != (ret = mca_rcache_base_close())) {
|
|
return ret;
|
|
}
|
|
|
|
/* Set process status to "finalized" */
|
|
if (ORTE_SUCCESS != (ret = orte_smr.set_proc_state(orte_process_info.my_name,
|
|
ORTE_PROC_STATE_FINALIZED, 0))) {
|
|
ORTE_ERROR_LOG(ret);
|
|
}
|
|
|
|
/*
|
|
* Wait for everyone to get here. This is necessary to allow the smr
|
|
* to update the job state for singletons. Otherwise, we finalize
|
|
* the RTE while the smr is trying to do the update - which causes
|
|
* an ugly race condition
|
|
*/
|
|
if (ORTE_SUCCESS != (ret = orte_rml.xcast(ORTE_PROC_MY_NAME->jobid, false,
|
|
NULL, orte_gpr.deliver_notify_msg))) {
|
|
ORTE_ERROR_LOG(ret);
|
|
return ret;
|
|
}
|
|
|
|
/* Leave the RTE */
|
|
|
|
if (OMPI_SUCCESS != (ret = orte_finalize())) {
|
|
return ret;
|
|
}
|
|
|
|
/* All done */
|
|
|
|
return MPI_SUCCESS;
|
|
}
|