Fix tree spawn at scale
Remove the debruijn component as it changes the daemon's parent process ID, thus breaking the other routed components Signed-off-by: Ralph Castain <rhc@pmix.org>
Этот коммит содержится в:
Ralph Castain
родитель
18f10377eb
Коммит
6c2cd10d68
@ -1,41 +0,0 @@
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#
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# Copyright (c) 2007-2012 Los Alamos National Security, LLC.
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# All rights reserved.
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# Copyright (c) 2009 High Performance Computing Center Stuttgart,
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# University of Stuttgart. All rights reserved.
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# Copyright (c) 2010 Cisco Systems, Inc. All rights reserved.
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# Copyright (c) 2017 IBM Corporation. All rights reserved.
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# $COPYRIGHT$
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#
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# Additional copyrights may follow
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#
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# $HEADER$
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#
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sources = \
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routed_debruijn.h \
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routed_debruijn.c \
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routed_debruijn_component.c
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# Make the output library in this directory, and name it either
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# mca_<type>_<name>.la (for DSO builds) or libmca_<type>_<name>.la
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# (for static builds).
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if MCA_BUILD_orte_routed_debruijn_DSO
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component_noinst =
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component_install = mca_routed_debruijn.la
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else
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component_noinst = libmca_routed_debruijn.la
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component_install =
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endif
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mcacomponentdir = $(ortelibdir)
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mcacomponent_LTLIBRARIES = $(component_install)
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mca_routed_debruijn_la_SOURCES = $(sources)
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mca_routed_debruijn_la_LDFLAGS = -module -avoid-version
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mca_routed_debruijn_la_LIBADD = $(top_builddir)/orte/lib@ORTE_LIB_PREFIX@open-rte.la
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noinst_LTLIBRARIES = $(component_noinst)
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libmca_routed_debruijn_la_SOURCES = $(sources)
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libmca_routed_debruijn_la_LDFLAGS = -module -avoid-version
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@ -1,7 +0,0 @@
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#
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# owner/status file
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# owner: institution that is responsible for this package
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# status: e.g. active, maintenance, unmaintained
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#
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owner: LANL?
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status: unmaintained
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@ -1,481 +0,0 @@
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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2007-2012 Los Alamos National Security, LLC.
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* All rights reserved.
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* Copyright (c) 2004-2011 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2013-2016 Intel, Inc. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "orte_config.h"
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#include "orte/constants.h"
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#include <stddef.h>
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#include "opal/dss/dss.h"
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#include "opal/class/opal_hash_table.h"
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#include "opal/class/opal_bitmap.h"
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#include "opal/util/output.h"
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#include "orte/mca/errmgr/errmgr.h"
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#include "orte/mca/ess/ess.h"
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#include "orte/mca/rml/rml.h"
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#include "orte/mca/rml/rml_types.h"
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#include "orte/util/name_fns.h"
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#include "orte/runtime/orte_globals.h"
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#include "orte/runtime/orte_wait.h"
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#include "orte/runtime/runtime.h"
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#include "orte/runtime/data_type_support/orte_dt_support.h"
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#include "orte/mca/rml/base/rml_contact.h"
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#include "orte/mca/routed/base/base.h"
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#include "routed_debruijn.h"
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static int init(void);
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static int finalize(void);
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static int delete_route(orte_process_name_t *proc);
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static int update_route(orte_process_name_t *target,
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orte_process_name_t *route);
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static orte_process_name_t get_route(orte_process_name_t *target);
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static int route_lost(const orte_process_name_t *route);
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static bool route_is_defined(const orte_process_name_t *target);
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static void update_routing_plan(void);
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static void get_routing_list(opal_list_t *coll);
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static int set_lifeline(orte_process_name_t *proc);
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static size_t num_routes(void);
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#if OPAL_ENABLE_FT_CR == 1
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static int debruijn_ft_event(int state);
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#endif
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orte_routed_module_t orte_routed_debruijn_module = {
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.initialize = init,
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.finalize = finalize,
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.delete_route = delete_route,
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.update_route = update_route,
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.get_route = get_route,
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.route_lost = route_lost,
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.route_is_defined = route_is_defined,
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.set_lifeline = set_lifeline,
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.update_routing_plan = update_routing_plan,
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.get_routing_list = get_routing_list,
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.num_routes = num_routes,
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#if OPAL_ENABLE_FT_CR == 1
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.ft_event = debruijn_ft_event
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#else
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NULL
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#endif
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};
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/* local globals */
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static orte_process_name_t *lifeline=NULL;
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static orte_process_name_t local_lifeline;
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static opal_list_t my_children;
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static bool hnp_direct=true;
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static int log_nranks;
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static int log_npeers;
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static unsigned int rank_mask;
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static int init(void)
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{
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lifeline = NULL;
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if (ORTE_PROC_IS_DAEMON) {
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/* if we are using static ports, set my lifeline to point at my parent */
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if (orte_static_ports) {
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lifeline = ORTE_PROC_MY_PARENT;
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} else {
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/* set our lifeline to the HNP - we will abort if that connection is lost */
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lifeline = ORTE_PROC_MY_HNP;
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}
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ORTE_PROC_MY_PARENT->jobid = ORTE_PROC_MY_NAME->jobid;
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} else if (ORTE_PROC_IS_APP) {
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/* if we don't have a designated daemon, just
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* disqualify ourselves */
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if (NULL == orte_process_info.my_daemon_uri) {
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return ORTE_ERR_TAKE_NEXT_OPTION;
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}
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/* set our lifeline to the local daemon - we will abort if this connection is lost */
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lifeline = ORTE_PROC_MY_DAEMON;
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orte_routing_is_enabled = true;
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}
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/* setup the list of children */
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OBJ_CONSTRUCT(&my_children, opal_list_t);
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return ORTE_SUCCESS;
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}
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static int finalize(void)
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{
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opal_list_item_t *item;
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lifeline = NULL;
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/* deconstruct the list of children */
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while (NULL != (item = opal_list_remove_first(&my_children))) {
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OBJ_RELEASE(item);
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}
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OBJ_DESTRUCT(&my_children);
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return ORTE_SUCCESS;
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}
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static int delete_route(orte_process_name_t *proc)
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{
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if (proc->jobid == ORTE_JOBID_INVALID ||
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proc->vpid == ORTE_VPID_INVALID) {
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return ORTE_ERR_BAD_PARAM;
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}
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/* if I am an application process, I don't have any routes
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* so there is nothing for me to do
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*/
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if (!ORTE_PROC_IS_HNP && !ORTE_PROC_IS_DAEMON &&
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!ORTE_PROC_IS_TOOL) {
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return ORTE_SUCCESS;
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}
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OPAL_OUTPUT_VERBOSE((1, orte_routed_base_framework.framework_output,
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"%s routed_debruijn_delete_route for %s",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
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ORTE_NAME_PRINT(proc)));
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/* THIS CAME FROM OUR OWN JOB FAMILY...there is nothing
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* to do here. The routes will be redefined when we update
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* the routing tree
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*/
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return ORTE_SUCCESS;
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}
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static int update_route(orte_process_name_t *target,
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orte_process_name_t *route)
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{
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if (target->jobid == ORTE_JOBID_INVALID ||
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target->vpid == ORTE_VPID_INVALID) {
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return ORTE_ERR_BAD_PARAM;
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}
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/* if I am an application process, we don't update the route since
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* we automatically route everything through the local daemon
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*/
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if (ORTE_PROC_IS_APP) {
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return ORTE_SUCCESS;
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}
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OPAL_OUTPUT_VERBOSE((1, orte_routed_base_framework.framework_output,
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"%s routed_debruijn_update: %s --> %s",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
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ORTE_NAME_PRINT(target),
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ORTE_NAME_PRINT(route)));
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/* if I am a daemon and the target is my HNP, then check
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* the route - if it isn't direct, then we just flag that
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* we have a route to the HNP
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*/
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if (OPAL_EQUAL == orte_util_compare_name_fields(ORTE_NS_CMP_ALL, ORTE_PROC_MY_HNP, target) &&
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OPAL_EQUAL != orte_util_compare_name_fields(ORTE_NS_CMP_ALL, ORTE_PROC_MY_HNP, route)) {
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hnp_direct = false;
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return ORTE_SUCCESS;
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}
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return ORTE_SUCCESS;
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}
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static inline unsigned int debruijn_next_hop (int target)
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{
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const int my_id = ORTE_PROC_MY_NAME->vpid;
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uint64_t route, mask = rank_mask;
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unsigned int i, next_hop;
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if (target == my_id) {
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return my_id;
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}
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i = -log_npeers;
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do {
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i += log_npeers;
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mask = (mask >> i) << i;
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route = (my_id << i) | target;
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} while ((route & mask) != (((my_id << i) & target) & mask));
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next_hop = (int)((route >> (i - log_npeers)) & rank_mask);
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/* if the next hop does not exist route to the lowest proc with the same lower routing bits */
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return (next_hop < orte_process_info.num_procs) ? next_hop : (next_hop & (rank_mask >> log_npeers));
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}
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static orte_process_name_t get_route(orte_process_name_t *target)
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{
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orte_process_name_t ret;
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/* initialize */
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do {
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ret = *ORTE_NAME_INVALID;
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if (ORTE_JOBID_INVALID == target->jobid ||
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ORTE_VPID_INVALID == target->vpid) {
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break;
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}
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/* if it is me, then the route is just direct */
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if (OPAL_EQUAL == opal_dss.compare(ORTE_PROC_MY_NAME, target, ORTE_NAME)) {
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ret = *target;
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break;
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}
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/* if I am an application process, always route via my local daemon */
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if (ORTE_PROC_IS_APP) {
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ret = *ORTE_PROC_MY_DAEMON;
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break;
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}
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/* if I am a tool, the route is direct if target is in
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* my own job family, and to the target's HNP if not
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*/
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if (ORTE_PROC_IS_TOOL) {
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if (ORTE_JOB_FAMILY(target->jobid) == ORTE_JOB_FAMILY(ORTE_PROC_MY_NAME->jobid)) {
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ret = *target;
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} else {
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ORTE_HNP_NAME_FROM_JOB(&ret, target->jobid);
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}
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break;
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}
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/****** HNP AND DAEMONS ONLY ******/
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if (OPAL_EQUAL == orte_util_compare_name_fields(ORTE_NS_CMP_ALL, ORTE_PROC_MY_HNP, target)) {
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if (!hnp_direct || orte_static_ports) {
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OPAL_OUTPUT_VERBOSE((2, orte_routed_base_framework.framework_output,
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"%s routing to the HNP through my parent %s",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
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ORTE_NAME_PRINT(ORTE_PROC_MY_PARENT)));
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ret = *ORTE_PROC_MY_PARENT;
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} else {
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OPAL_OUTPUT_VERBOSE((2, orte_routed_base_framework.framework_output,
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"%s routing direct to the HNP",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
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ret = *ORTE_PROC_MY_HNP;
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}
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break;
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}
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ret.jobid = ORTE_PROC_MY_NAME->jobid;
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/* find out what daemon hosts this proc */
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if (ORTE_VPID_INVALID == (ret.vpid = orte_get_proc_daemon_vpid(target))) {
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/* we don't yet know about this daemon. just route this to the "parent" */
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ret = *ORTE_PROC_MY_PARENT;
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break;
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}
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/* if the daemon is me, then send direct to the target! */
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if (ORTE_PROC_MY_NAME->vpid == ret.vpid) {
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ret = *target;
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break;
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}
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/* find next hop */
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ret.vpid = debruijn_next_hop (ret.vpid);
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} while (0);
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OPAL_OUTPUT_VERBOSE((1, orte_routed_base_framework.framework_output,
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"%s routed_debruijn_get(%s) --> %s",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
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ORTE_NAME_PRINT(target),
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ORTE_NAME_PRINT(&ret)));
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return ret;
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}
|
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static int route_lost(const orte_process_name_t *route)
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{
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opal_list_item_t *item;
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orte_routed_tree_t *child;
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OPAL_OUTPUT_VERBOSE((2, orte_routed_base_framework.framework_output,
|
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"%s route to %s lost",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
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ORTE_NAME_PRINT(route)));
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|
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/* if we lose the connection to the lifeline and we are NOT already,
|
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* in finalize, tell the OOB to abort.
|
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* NOTE: we cannot call abort from here as the OOB needs to first
|
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* release a thread-lock - otherwise, we will hang!!
|
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*/
|
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if (!orte_finalizing &&
|
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NULL != lifeline &&
|
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OPAL_EQUAL == orte_util_compare_name_fields(ORTE_NS_CMP_ALL, route, lifeline)) {
|
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OPAL_OUTPUT_VERBOSE((2, orte_routed_base_framework.framework_output,
|
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"%s routed:debruijn: Connection to lifeline %s lost",
|
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
|
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ORTE_NAME_PRINT(lifeline)));
|
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return ORTE_ERR_FATAL;
|
||||
}
|
||||
|
||||
/* if we are the HNP or daemon, and the route is a daemon,
|
||||
* see if it is one of our children - if so, remove it
|
||||
*/
|
||||
if ((ORTE_PROC_IS_DAEMON || ORTE_PROC_IS_HNP) &&
|
||||
route->jobid == ORTE_PROC_MY_NAME->jobid) {
|
||||
for (item = opal_list_get_first(&my_children);
|
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item != opal_list_get_end(&my_children);
|
||||
item = opal_list_get_next(item)) {
|
||||
child = (orte_routed_tree_t*)item;
|
||||
if (child->vpid == route->vpid) {
|
||||
opal_list_remove_item(&my_children, item);
|
||||
OBJ_RELEASE(item);
|
||||
return ORTE_SUCCESS;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* we don't care about this one, so return success */
|
||||
return ORTE_SUCCESS;
|
||||
}
|
||||
|
||||
static bool route_is_defined(const orte_process_name_t *target)
|
||||
{
|
||||
/* find out what daemon hosts this proc */
|
||||
if (ORTE_VPID_INVALID == orte_get_proc_daemon_vpid((orte_process_name_t*)target)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
static int set_lifeline(orte_process_name_t *proc)
|
||||
{
|
||||
/* we have to copy the proc data because there is no
|
||||
* guarantee that it will be preserved
|
||||
*/
|
||||
local_lifeline.jobid = proc->jobid;
|
||||
local_lifeline.vpid = proc->vpid;
|
||||
lifeline = &local_lifeline;
|
||||
|
||||
return ORTE_SUCCESS;
|
||||
}
|
||||
|
||||
static unsigned int ilog2 (unsigned int v)
|
||||
{
|
||||
const unsigned int b[] = {0x2, 0xC, 0xF0, 0xFF00, 0xFFFF0000};
|
||||
const unsigned int S[] = {1, 2, 4, 8, 16};
|
||||
int i;
|
||||
|
||||
register unsigned int r = 0;
|
||||
for (i = 4; i >= 0; i--) {
|
||||
if (v & b[i]) {
|
||||
v >>= S[i];
|
||||
r |= S[i];
|
||||
}
|
||||
}
|
||||
|
||||
return r;
|
||||
}
|
||||
|
||||
static void update_routing_plan(void)
|
||||
{
|
||||
orte_routed_tree_t *child;
|
||||
opal_list_item_t *item;
|
||||
int my_vpid = ORTE_PROC_MY_NAME->vpid;
|
||||
int i;
|
||||
|
||||
/* if I am anything other than a daemon or the HNP, this
|
||||
* is a meaningless command as I am not allowed to route
|
||||
*/
|
||||
if (!ORTE_PROC_IS_DAEMON && !ORTE_PROC_IS_HNP) {
|
||||
return;
|
||||
}
|
||||
|
||||
/* clear the list of children if any are already present */
|
||||
while (NULL != (item = opal_list_remove_first(&my_children))) {
|
||||
OBJ_RELEASE(item);
|
||||
}
|
||||
|
||||
log_nranks = (int) ilog2 ((unsigned int)orte_process_info.num_procs) ;
|
||||
assert(log_nranks < 31);
|
||||
|
||||
if (log_nranks < 3) {
|
||||
log_npeers = 1;
|
||||
} else if (log_nranks < 7) {
|
||||
log_npeers = 2;
|
||||
} else {
|
||||
log_npeers = 4;
|
||||
}
|
||||
|
||||
/* round log_nranks to a multiple of log_npeers */
|
||||
log_nranks = ((log_nranks + log_npeers) & ~(log_npeers - 1)) - 1;
|
||||
|
||||
rank_mask = (1 << (log_nranks + 1)) - 1;
|
||||
|
||||
/* compute my parent */
|
||||
ORTE_PROC_MY_PARENT->vpid = my_vpid ? my_vpid >> log_npeers : -1;
|
||||
|
||||
/* only add peers to the routing tree if this rank is the smallest rank that will send to
|
||||
the any peer */
|
||||
if ((my_vpid >> (log_nranks + 1 - log_npeers)) == 0) {
|
||||
for (i = (1 << log_npeers) - 1 ; i >= 0 ; --i) {
|
||||
int next = ((my_vpid << log_npeers) | i) & rank_mask;
|
||||
|
||||
/* add a peer to the routing tree only if its vpid is smaller than this rank */
|
||||
if (next > my_vpid && next < (int)orte_process_info.num_procs) {
|
||||
child = OBJ_NEW(orte_routed_tree_t);
|
||||
child->vpid = next;
|
||||
opal_list_append (&my_children, &child->super);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void get_routing_list(opal_list_t *coll)
|
||||
{
|
||||
/* if I am anything other than a daemon or the HNP, this
|
||||
* is a meaningless command as I am not allowed to route
|
||||
*/
|
||||
if (!ORTE_PROC_IS_DAEMON && !ORTE_PROC_IS_HNP) {
|
||||
return;
|
||||
}
|
||||
|
||||
orte_routed_base_xcast_routing(coll, &my_children);
|
||||
}
|
||||
|
||||
static size_t num_routes(void)
|
||||
{
|
||||
return opal_list_get_size(&my_children);
|
||||
}
|
||||
|
||||
#if OPAL_ENABLE_FT_CR == 1
|
||||
static int debruijn_ft_event(int state)
|
||||
{
|
||||
int ret, exit_status = ORTE_SUCCESS;
|
||||
|
||||
/******** Checkpoint Prep ********/
|
||||
if(OPAL_CRS_CHECKPOINT == state) {
|
||||
}
|
||||
/******** Continue Recovery ********/
|
||||
else if (OPAL_CRS_CONTINUE == state ) {
|
||||
}
|
||||
else if (OPAL_CRS_TERM == state ) {
|
||||
/* Nothing */
|
||||
}
|
||||
else {
|
||||
/* Error state = Nothing */
|
||||
}
|
||||
|
||||
cleanup:
|
||||
return exit_status;
|
||||
}
|
||||
#endif
|
||||
|
||||
@ -1,27 +0,0 @@
|
||||
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
|
||||
/*
|
||||
* Copyright (c) 2007-2012 Los Alamos National Security, LLC.
|
||||
* All rights reserved.
|
||||
* $COPYRIGHT$
|
||||
*
|
||||
* Additional copyrights may follow
|
||||
*
|
||||
* $HEADER$
|
||||
*/
|
||||
|
||||
#ifndef MCA_ROUTED_DEBRUIJN_H
|
||||
#define MCA_ROUTED_DEBRUIJN_H
|
||||
|
||||
#include "orte_config.h"
|
||||
|
||||
#include "orte/mca/routed/routed.h"
|
||||
|
||||
BEGIN_C_DECLS
|
||||
|
||||
ORTE_MODULE_DECLSPEC extern orte_routed_component_t mca_routed_debruijn_component;
|
||||
|
||||
extern orte_routed_module_t orte_routed_debruijn_module;
|
||||
|
||||
END_C_DECLS
|
||||
|
||||
#endif
|
||||
@ -1,55 +0,0 @@
|
||||
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
|
||||
/*
|
||||
* Copyright (c) 2007-2015 Los Alamos National Security, LLC.
|
||||
* All rights reserved.
|
||||
* Copyright (c) 2004-2008 The Trustees of Indiana University.
|
||||
* All rights reserved.
|
||||
* Copyright (c) 2016-2017 Intel, Inc. All rights reserved.
|
||||
* $COPYRIGHT$
|
||||
*
|
||||
* Additional copyrights may follow
|
||||
*
|
||||
* $HEADER$
|
||||
*/
|
||||
|
||||
#include "orte_config.h"
|
||||
#include "orte/constants.h"
|
||||
|
||||
#include "opal/mca/base/base.h"
|
||||
|
||||
#include "orte/mca/routed/base/base.h"
|
||||
#include "routed_debruijn.h"
|
||||
|
||||
static int orte_routed_debruijn_component_query(mca_base_module_t **module, int *priority);
|
||||
|
||||
/**
|
||||
* component definition
|
||||
*/
|
||||
orte_routed_component_t mca_routed_debruijn_component = {
|
||||
/* First, the mca_base_component_t struct containing meta
|
||||
information about the component itself */
|
||||
|
||||
.base_version = {
|
||||
ORTE_ROUTED_BASE_VERSION_3_0_0,
|
||||
|
||||
.mca_component_name = "debruijn",
|
||||
MCA_BASE_MAKE_VERSION(component, ORTE_MAJOR_VERSION, ORTE_MINOR_VERSION,
|
||||
ORTE_RELEASE_VERSION),
|
||||
.mca_query_component = orte_routed_debruijn_component_query
|
||||
},
|
||||
.base_data = {
|
||||
/* This component can be checkpointed */
|
||||
MCA_BASE_METADATA_PARAM_CHECKPOINT
|
||||
},
|
||||
};
|
||||
|
||||
static int orte_routed_debruijn_component_query(mca_base_module_t **module, int *priority)
|
||||
{
|
||||
/* Debruijn shall be our default, especially for large systems. For smaller
|
||||
* systems, we will allow other options that have even fewer hops to
|
||||
* support wireup
|
||||
*/
|
||||
*priority = 10;
|
||||
*module = (mca_base_module_t *) &orte_routed_debruijn_module;
|
||||
return ORTE_SUCCESS;
|
||||
}
|
||||
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