3 /* Copyright (c) 2004 Arnaud Legrand. All rights reserved. */
5 /* This program is free software; you can redistribute it and/or modify it
6 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "network_private.h"
12 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_network, surf,
13 "Logging specific to the SURF network module");
15 surf_network_model_t surf_network_model = NULL;
16 static lmm_system_t network_maxmin_system = NULL;
17 static void (*network_solve) (lmm_system_t) = NULL;
18 xbt_dict_t link_set = NULL;
19 xbt_dict_t network_card_set = NULL;
21 double latency_factor = 1.0; /* default value */
22 double bandwidth_factor = 1.0; /* default value */
23 double weight_S_parameter = 0.0; /* default value */
27 link_CM02_t **routing_table = NULL;
28 int *routing_table_size = NULL;
29 static link_CM02_t loopback = NULL;
31 static void create_routing_table(void)
33 routing_table = xbt_new0(link_CM02_t *, /*card_number * card_number */
34 host_number * host_number);
36 xbt_new0(int, /*card_number * card_number */ host_number * host_number);
39 static void link_free(void *nw_link)
41 free(((link_CM02_t) nw_link)->name);
42 xbt_dict_free(&(((link_CM02_t) nw_link)->properties));
46 static link_CM02_t link_new(char *name,
48 tmgr_trace_t bw_trace,
50 tmgr_trace_t lat_trace,
53 tmgr_trace_t state_trace,
54 e_surf_link_sharing_policy_t
55 policy, xbt_dict_t properties)
57 link_CM02_t nw_link = xbt_new0(s_link_CM02_t, 1);
58 xbt_assert1(!xbt_dict_get_or_null(link_set, name),
59 "Link '%s' declared several times in the platform file.", name);
61 nw_link->model = (surf_model_t) surf_network_model;
63 nw_link->bw_current = bw_initial;
66 tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
67 nw_link->lat_current = lat_initial;
70 tmgr_history_add_trace(history, lat_trace, 0.0, 0, nw_link);
71 nw_link->state_current = state_initial;
73 nw_link->state_event =
74 tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
77 lmm_constraint_new(network_maxmin_system, nw_link,
78 bandwidth_factor * nw_link->bw_current);
80 if (policy == SURF_LINK_FATPIPE)
81 lmm_constraint_shared(nw_link->constraint);
83 nw_link->properties = properties;
85 current_property_set = properties;
87 xbt_dict_set(link_set, name, nw_link, link_free);
92 static void network_card_free(void *nw_card)
94 free(((network_card_CM02_t) nw_card)->name);
98 static int network_card_new(const char *card_name)
100 network_card_CM02_t card =
101 xbt_dict_get_or_null(network_card_set, card_name);
104 card = xbt_new0(s_network_card_CM02_t, 1);
105 card->name = xbt_strdup(card_name);
106 card->id = host_number++;
107 xbt_dict_set(network_card_set, card_name, card, network_card_free);
112 static void route_new(int src_id, int dst_id,
113 link_CM02_t * link_list, int nb_link)
115 ROUTE_SIZE(src_id, dst_id) = nb_link;
116 ROUTE(src_id, dst_id) = link_list =
117 xbt_realloc(link_list, sizeof(link_CM02_t) * nb_link);
120 static void parse_link_init(void)
124 tmgr_trace_t bw_trace;
126 tmgr_trace_t lat_trace;
127 e_surf_link_state_t state_initial_link = SURF_LINK_ON;
128 e_surf_link_sharing_policy_t policy_initial_link = SURF_LINK_SHARED;
129 tmgr_trace_t state_trace;
131 name_link = xbt_strdup(A_surfxml_link_id);
132 surf_parse_get_double(&bw_initial, A_surfxml_link_bandwidth);
133 surf_parse_get_trace(&bw_trace, A_surfxml_link_bandwidth_file);
134 surf_parse_get_double(&lat_initial, A_surfxml_link_latency);
135 surf_parse_get_trace(&lat_trace, A_surfxml_link_latency_file);
137 xbt_assert0((A_surfxml_link_state == A_surfxml_link_state_ON)
138 || (A_surfxml_link_state ==
139 A_surfxml_link_state_OFF), "Invalid state");
140 if (A_surfxml_link_state == A_surfxml_link_state_ON)
141 state_initial_link = SURF_LINK_ON;
142 else if (A_surfxml_link_state == A_surfxml_link_state_OFF)
143 state_initial_link = SURF_LINK_OFF;
145 if (A_surfxml_link_sharing_policy == A_surfxml_link_sharing_policy_SHARED)
146 policy_initial_link = SURF_LINK_SHARED;
147 else if (A_surfxml_link_sharing_policy ==
148 A_surfxml_link_sharing_policy_FATPIPE)
149 policy_initial_link = SURF_LINK_FATPIPE;
151 surf_parse_get_trace(&state_trace, A_surfxml_link_state_file);
153 link_new(name_link, bw_initial, bw_trace,
154 lat_initial, lat_trace, state_initial_link, state_trace,
155 policy_initial_link, xbt_dict_new());
159 static int src_id = -1;
160 static int dst_id = -1;
162 static void parse_route_set_endpoints(void)
164 src_id = network_card_new(A_surfxml_route_src);
165 dst_id = network_card_new(A_surfxml_route_dst);
166 route_action = A_surfxml_route_action;
169 static void parse_route_set_route(void)
172 if (src_id != -1 && dst_id != -1) {
173 name = bprintf("%x#%x", src_id, dst_id);
174 manage_route(route_table, name, route_action, 0);
179 static void add_loopback(void)
182 /* Adding loopback if needed */
183 for (i = 0; i < host_number; i++)
184 if (!ROUTE_SIZE(i, i)) {
186 loopback = link_new(xbt_strdup("__MSG_loopback__"),
187 498000000, NULL, 0.000015, NULL,
188 SURF_LINK_ON, NULL, SURF_LINK_FATPIPE, NULL);
189 ROUTE_SIZE(i, i) = 1;
190 ROUTE(i, i) = xbt_new0(link_CM02_t, 1);
191 ROUTE(i, i)[0] = loopback;
195 static void add_route(void)
199 unsigned int cpt = 0;
200 int link_list_capacity = 0;
201 link_CM02_t *link_list = NULL;
202 xbt_dict_cursor_t cursor = NULL;
203 char *key, *data, *end;
204 const char *sep = "#";
205 xbt_dynar_t links, keys;
207 if (routing_table == NULL)
208 create_routing_table();
210 xbt_dict_foreach(route_table, cursor, key, data) {
213 links = (xbt_dynar_t) data;
214 keys = xbt_str_split_str(key, sep);
216 link_list_capacity = xbt_dynar_length(links);
217 link_list = xbt_new(link_CM02_t, link_list_capacity);
219 src_id = strtol(xbt_dynar_get_as(keys, 0, char *), &end, 16);
220 dst_id = strtol(xbt_dynar_get_as(keys, 1, char *), &end, 16);
221 xbt_dynar_free(&keys);
223 xbt_dynar_foreach(links, cpt, link) {
225 link_list[nb_link++] = xbt_dict_get(link_set, link);
228 RETHROW1("Link %s not found (dict raised this exception: %s)", link);
231 route_new(src_id, dst_id, link_list, nb_link);
235 static void count_hosts(void)
241 static void add_traces(void)
243 xbt_dict_cursor_t cursor = NULL;
244 char *trace_name, *elm;
246 static int called = 0;
251 /* connect all traces relative to network */
252 xbt_dict_foreach(trace_connect_list_link_avail, cursor, trace_name, elm) {
253 tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
254 link_CM02_t link = xbt_dict_get_or_null(link_set, elm);
256 xbt_assert2(link, "Cannot connect trace %s to link %s: link undefined",
258 xbt_assert2(trace, "Cannot connect trace %s to link %s: trace undefined",
261 link->state_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
264 xbt_dict_foreach(trace_connect_list_bandwidth, cursor, trace_name, elm) {
265 tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
266 link_CM02_t link = xbt_dict_get_or_null(link_set, elm);
268 xbt_assert2(link, "Cannot connect trace %s to link %s: link undefined",
270 xbt_assert2(trace, "Cannot connect trace %s to link %s: trace undefined",
273 link->bw_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
276 xbt_dict_foreach(trace_connect_list_latency, cursor, trace_name, elm) {
277 tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
278 link_CM02_t link = xbt_dict_get_or_null(link_set, elm);
280 xbt_assert2(link, "Cannot connect trace %s to link %s: link undefined",
282 xbt_assert2(trace, "Cannot connect trace %s to link %s: trace undefined",
285 link->lat_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
289 static void define_callbacks(const char *file)
291 /* Figuring out the network links */
292 surfxml_add_callback(STag_surfxml_host_cb_list, &count_hosts);
293 surfxml_add_callback(STag_surfxml_link_cb_list, &parse_link_init);
294 surfxml_add_callback(STag_surfxml_route_cb_list,
295 &parse_route_set_endpoints);
296 surfxml_add_callback(ETag_surfxml_route_cb_list, &parse_route_set_route);
297 surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_traces);
298 surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_route);
299 surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_loopback);
302 static void *name_service(const char *name)
304 network_card_CM02_t card = xbt_dict_get_or_null(network_card_set, name);
308 static const char *get_resource_name(void *resource_id)
310 return ((network_card_CM02_t) resource_id)->name;
313 static int resource_used(void *resource_id)
315 return lmm_constraint_used(network_maxmin_system,
316 ((link_CM02_t) resource_id)->constraint);
319 static int action_free(surf_action_t action)
322 if (!action->refcount) {
323 xbt_swag_remove(action, action->state_set);
324 if (((surf_action_network_CM02_t) action)->variable)
325 lmm_variable_free(network_maxmin_system,
326 ((surf_action_network_CM02_t) action)->variable);
333 static void action_use(surf_action_t action)
338 static void action_cancel(surf_action_t action)
343 static void action_recycle(surf_action_t action)
348 static void action_change_state(surf_action_t action,
349 e_surf_action_state_t state)
351 /* if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
352 /* if(((surf_action_network_CM02_t)action)->variable) { */
353 /* lmm_variable_disable(network_maxmin_system, ((surf_action_network_CM02_t)action)->variable); */
354 /* ((surf_action_network_CM02_t)action)->variable = NULL; */
357 surf_action_change_state(action, state);
361 static double share_resources(double now)
363 s_surf_action_network_CM02_t s_action;
364 surf_action_network_CM02_t action = NULL;
365 xbt_swag_t running_actions =
366 surf_network_model->common_public->states.running_action_set;
369 min = generic_maxmin_share_resources(running_actions,
370 xbt_swag_offset(s_action,
372 network_maxmin_system, network_solve);
374 #define VARIABLE(action) (*((lmm_variable_t*)(((char *) (action)) + xbt_swag_offset(s_action, variable) )))
376 xbt_swag_foreach(action, running_actions) {
377 if (action->latency > 0) {
379 min = action->latency;
380 else if (action->latency < min)
381 min = action->latency;
388 static void update_actions_state(double now, double delta)
391 surf_action_network_CM02_t action = NULL;
392 surf_action_network_CM02_t next_action = NULL;
393 xbt_swag_t running_actions =
394 surf_network_model->common_public->states.running_action_set;
396 xbt_swag_t failed_actions =
397 surf_network_model->common_public->states.failed_action_set;
400 xbt_swag_foreach_safe(action, next_action, running_actions) {
402 if (action->latency > 0) {
403 if (action->latency > deltap) {
404 double_update(&(action->latency), deltap);
407 double_update(&(deltap), action->latency);
408 action->latency = 0.0;
410 if ((action->latency == 0.0) && !(action->suspended))
411 lmm_update_variable_weight(network_maxmin_system, action->variable,
414 double_update(&(action->generic_action.remains),
415 lmm_variable_getvalue(action->variable) * deltap);
416 if (action->generic_action.max_duration != NO_MAX_DURATION)
417 double_update(&(action->generic_action.max_duration), delta);
419 if ((action->generic_action.remains <= 0) &&
420 (lmm_get_variable_weight(action->variable) > 0)) {
421 action->generic_action.finish = surf_get_clock();
422 action_change_state((surf_action_t) action, SURF_ACTION_DONE);
423 } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
424 (action->generic_action.max_duration <= 0)) {
425 action->generic_action.finish = surf_get_clock();
426 action_change_state((surf_action_t) action, SURF_ACTION_DONE);
433 static void update_resource_state(void *id,
434 tmgr_trace_event_t event_type,
435 double value, double date)
437 link_CM02_t nw_link = id;
438 /* printf("[" "%lg" "] Asking to update network card \"%s\" with value " */
439 /* "%lg" " for event %p\n", surf_get_clock(), nw_link->name, */
440 /* value, event_type); */
442 if (event_type == nw_link->bw_event) {
444 weight_S_parameter / value - weight_S_parameter / nw_link->bw_current;
445 lmm_variable_t var = NULL;
446 lmm_element_t elem = NULL;
447 surf_action_network_CM02_t action = NULL;
449 nw_link->bw_current = value;
450 lmm_update_constraint_bound(network_maxmin_system, nw_link->constraint,
451 bandwidth_factor * nw_link->bw_current);
452 if (weight_S_parameter > 0) {
453 while ((var = lmm_get_var_from_cnst
454 (network_maxmin_system, nw_link->constraint, &elem))) {
455 action = lmm_variable_id(var);
456 action->weight += delta;
457 if (!(action->suspended))
458 lmm_update_variable_weight(network_maxmin_system, action->variable,
462 } else if (event_type == nw_link->lat_event) {
463 double delta = value - nw_link->lat_current;
464 lmm_variable_t var = NULL;
465 lmm_element_t elem = NULL;
466 surf_action_network_CM02_t action = NULL;
468 nw_link->lat_current = value;
469 while ((var = lmm_get_var_from_cnst
470 (network_maxmin_system, nw_link->constraint, &elem))) {
471 action = lmm_variable_id(var);
472 action->lat_current += delta;
473 action->weight += delta;
474 if (action->rate < 0)
475 lmm_update_variable_bound(network_maxmin_system, action->variable,
476 sg_tcp_gamma / (2.0 * action->lat_current));
478 lmm_update_variable_bound(network_maxmin_system, action->variable,
480 sg_tcp_gamma / (2.0 * action->lat_current)));
481 if (!(action->suspended))
482 lmm_update_variable_weight(network_maxmin_system, action->variable,
486 } else if (event_type == nw_link->state_event) {
488 nw_link->state_current = SURF_LINK_ON;
490 lmm_constraint_t cnst = nw_link->constraint;
491 lmm_variable_t var = NULL;
492 lmm_element_t elem = NULL;
494 nw_link->state_current = SURF_LINK_OFF;
495 while ((var = lmm_get_var_from_cnst
496 (network_maxmin_system, cnst, &elem))) {
497 surf_action_t action = lmm_variable_id(var);
499 if (surf_action_get_state(action) == SURF_ACTION_RUNNING ||
500 surf_action_get_state(action) == SURF_ACTION_READY) {
501 action->finish = date;
502 action_change_state(action, SURF_ACTION_FAILED);
507 CRITICAL0("Unknown event ! \n");
514 static surf_action_t communicate(void *src, void *dst, double size,
517 surf_action_network_CM02_t action = NULL;
518 /* LARGE PLATFORMS HACK:
519 Add a link_CM02_t *link and a int link_nb to network_card_CM02_t. It will represent local links for this node
520 Use the cluster_id for ->id */
521 network_card_CM02_t card_src = src;
522 network_card_CM02_t card_dst = dst;
523 int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
524 link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
525 /* LARGE PLATFORMS HACK:
526 total_route_size = route_size + src->link_nb + dst->nb */
529 XBT_IN4("(%s,%s,%g,%g)", card_src->name, card_dst->name, size, rate);
530 /* LARGE PLATFORMS HACK:
531 assert on total_route_size */
532 xbt_assert2(route_size,
533 "You're trying to send data from %s to %s but there is no connexion between these two cards.",
534 card_src->name, card_dst->name);
536 action = xbt_new0(s_surf_action_network_CM02_t, 1);
538 action->generic_action.refcount = 1;
539 action->generic_action.cost = size;
540 action->generic_action.remains = size;
541 action->generic_action.max_duration = NO_MAX_DURATION;
542 action->generic_action.start = surf_get_clock();
543 action->generic_action.finish = -1.0;
544 action->generic_action.model_type = (surf_model_t) surf_network_model;
545 action->suspended = 0; /* Should be useless because of the
546 calloc but it seems to help valgrind... */
547 action->generic_action.state_set =
548 surf_network_model->common_public->states.running_action_set;
549 for (i = 0; i < route_size; i++)
550 if (route[i]->state_current == SURF_LINK_OFF) {
551 action->generic_action.state_set =
552 surf_network_model->common_public->states.failed_action_set;
556 xbt_swag_insert(action, action->generic_action.state_set);
559 action->latency = 0.0;
560 action->weight = 0.0;
561 for (i = 0; i < route_size; i++) {
562 action->latency += route[i]->lat_current;
564 route[i]->lat_current + weight_S_parameter / route[i]->bw_current;
566 /* LARGE PLATFORMS HACK:
567 Add src->link and dst->link latencies */
568 action->lat_current = action->latency;
569 action->latency *= latency_factor;
571 /* LARGE PLATFORMS HACK:
572 lmm_variable_new(..., total_route_size) */
573 if (action->latency > 0)
575 lmm_variable_new(network_maxmin_system, action, 0.0, -1.0, route_size);
578 lmm_variable_new(network_maxmin_system, action, 1.0, -1.0, route_size);
580 if (action->rate < 0) {
581 if (action->lat_current > 0)
582 lmm_update_variable_bound(network_maxmin_system, action->variable,
583 sg_tcp_gamma / (2.0 * action->lat_current));
585 lmm_update_variable_bound(network_maxmin_system, action->variable,
588 if (action->lat_current > 0)
589 lmm_update_variable_bound(network_maxmin_system, action->variable,
591 sg_tcp_gamma / (2.0 * action->lat_current)));
593 lmm_update_variable_bound(network_maxmin_system, action->variable,
597 for (i = 0; i < route_size; i++)
598 lmm_expand(network_maxmin_system, route[i]->constraint,
599 action->variable, 1.0);
600 /* LARGE PLATFORMS HACK:
601 expand also with src->link and dst->link */
605 return (surf_action_t) action;
608 /* returns an array of link_CM02_t */
609 static const void **get_route(void *src, void *dst)
611 network_card_CM02_t card_src = src;
612 network_card_CM02_t card_dst = dst;
613 return (const void **) ROUTE(card_src->id, card_dst->id);
616 static int get_route_size(void *src, void *dst)
618 network_card_CM02_t card_src = src;
619 network_card_CM02_t card_dst = dst;
620 return ROUTE_SIZE(card_src->id, card_dst->id);
623 static const char *get_link_name(const void *link)
625 return ((link_CM02_t) link)->name;
628 static double get_link_bandwidth(const void *link)
630 return ((link_CM02_t) link)->bw_current;
633 static double get_link_latency(const void *link)
635 return ((link_CM02_t) link)->lat_current;
638 static int link_shared(const void *link)
640 return lmm_constraint_is_shared(((link_CM02_t) link)->constraint);
643 static xbt_dict_t get_properties(void *link)
645 return ((link_CM02_t) link)->properties;
648 static void action_suspend(surf_action_t action)
650 ((surf_action_network_CM02_t) action)->suspended = 1;
651 lmm_update_variable_weight(network_maxmin_system,
652 ((surf_action_network_CM02_t) action)->variable,
656 static void action_resume(surf_action_t action)
658 if (((surf_action_network_CM02_t) action)->suspended) {
659 lmm_update_variable_weight(network_maxmin_system,
660 ((surf_action_network_CM02_t)
662 ((surf_action_network_CM02_t) action)->weight);
663 ((surf_action_network_CM02_t) action)->suspended = 0;
667 static int action_is_suspended(surf_action_t action)
669 return ((surf_action_network_CM02_t) action)->suspended;
672 static void action_set_max_duration(surf_action_t action, double duration)
674 action->max_duration = duration;
677 static void finalize(void)
681 xbt_dict_free(&network_card_set);
682 xbt_dict_free(&link_set);
683 xbt_swag_free(surf_network_model->common_public->states.ready_action_set);
684 xbt_swag_free(surf_network_model->common_public->states.running_action_set);
685 xbt_swag_free(surf_network_model->common_public->states.failed_action_set);
686 xbt_swag_free(surf_network_model->common_public->states.done_action_set);
687 free(surf_network_model->common_public);
688 free(surf_network_model->common_private);
689 free(surf_network_model->extension_public);
691 free(surf_network_model);
692 surf_network_model = NULL;
695 for (i = 0; i < host_number; i++)
696 for (j = 0; j < host_number; j++)
699 routing_table = NULL;
700 free(routing_table_size);
701 routing_table_size = NULL;
703 lmm_system_free(network_maxmin_system);
704 network_maxmin_system = NULL;
707 static void surf_network_model_init_internal(void)
709 s_surf_action_t action;
711 surf_network_model = xbt_new0(s_surf_network_model_t, 1);
713 surf_network_model->common_private = xbt_new0(s_surf_model_private_t, 1);
714 surf_network_model->common_public = xbt_new0(s_surf_model_public_t, 1);
715 surf_network_model->extension_public =
716 xbt_new0(s_surf_network_model_extension_public_t, 1);
718 surf_network_model->common_public->states.ready_action_set =
719 xbt_swag_new(xbt_swag_offset(action, state_hookup));
720 surf_network_model->common_public->states.running_action_set =
721 xbt_swag_new(xbt_swag_offset(action, state_hookup));
722 surf_network_model->common_public->states.failed_action_set =
723 xbt_swag_new(xbt_swag_offset(action, state_hookup));
724 surf_network_model->common_public->states.done_action_set =
725 xbt_swag_new(xbt_swag_offset(action, state_hookup));
727 surf_network_model->common_public->name_service = name_service;
728 surf_network_model->common_public->get_resource_name = get_resource_name;
729 surf_network_model->common_public->action_get_state = surf_action_get_state;
730 surf_network_model->common_public->action_get_start_time =
731 surf_action_get_start_time;
732 surf_network_model->common_public->action_get_finish_time =
733 surf_action_get_finish_time;
734 surf_network_model->common_public->action_free = action_free;
735 surf_network_model->common_public->action_use = action_use;
736 surf_network_model->common_public->action_cancel = action_cancel;
737 surf_network_model->common_public->action_recycle = action_recycle;
738 surf_network_model->common_public->action_change_state =
740 surf_network_model->common_public->action_set_data = surf_action_set_data;
741 surf_network_model->common_public->name = "network";
743 surf_network_model->common_private->resource_used = resource_used;
744 surf_network_model->common_private->share_resources = share_resources;
745 surf_network_model->common_private->update_actions_state =
746 update_actions_state;
747 surf_network_model->common_private->update_resource_state =
748 update_resource_state;
749 surf_network_model->common_private->finalize = finalize;
751 surf_network_model->common_public->suspend = action_suspend;
752 surf_network_model->common_public->resume = action_resume;
753 surf_network_model->common_public->is_suspended = action_is_suspended;
754 surf_cpu_model->common_public->set_max_duration = action_set_max_duration;
756 surf_network_model->extension_public->communicate = communicate;
757 surf_network_model->extension_public->get_route = get_route;
758 surf_network_model->extension_public->get_route_size = get_route_size;
759 surf_network_model->extension_public->get_link_name = get_link_name;
760 surf_network_model->extension_public->get_link_bandwidth =
762 surf_network_model->extension_public->get_link_latency = get_link_latency;
763 surf_network_model->extension_public->link_shared = link_shared;
765 surf_network_model->common_public->get_properties = get_properties;
767 link_set = xbt_dict_new();
768 network_card_set = xbt_dict_new();
770 if (!network_maxmin_system)
771 network_maxmin_system = lmm_system_new();
774 /************************************************************************/
775 /* New model based on optimizations discussed during this thesis */
776 /************************************************************************/
777 void surf_network_model_init_LegrandVelho(const char *filename)
780 if (surf_network_model)
782 surf_network_model_init_internal();
783 define_callbacks(filename);
784 xbt_dynar_push(model_list, &surf_network_model);
785 network_solve = lmm_solve;
787 latency_factor = 10.4;
788 bandwidth_factor = 0.92;
789 weight_S_parameter = 8775;
791 update_model_description(surf_network_model_description,
792 "LegrandVelho", (surf_model_t) surf_network_model);
795 /***************************************************************************/
796 /* The nice TCP sharing model designed by Loris Marchal and Henri Casanova */
797 /***************************************************************************/
798 /* @TechReport{ rr-lip2002-40, */
799 /* author = {Henri Casanova and Loris Marchal}, */
800 /* institution = {LIP}, */
801 /* title = {A Network Model for Simulation of Grid Application}, */
802 /* number = {2002-40}, */
806 void surf_network_model_init_CM02(const char *filename)
809 if (surf_network_model)
811 surf_network_model_init_internal();
812 define_callbacks(filename);
813 xbt_dynar_push(model_list, &surf_network_model);
814 network_solve = lmm_solve;
816 update_model_description(surf_network_model_description,
817 "CM02", (surf_model_t) surf_network_model);
820 void surf_network_model_init_Reno(const char *filename)
822 if (surf_network_model)
824 surf_network_model_init_internal();
825 define_callbacks(filename);
827 xbt_dynar_push(model_list, &surf_network_model);
828 lmm_set_default_protocol_function(func_reno_f, func_reno_fp, func_reno_fpi);
829 network_solve = lagrange_solve;
831 latency_factor = 10.4;
832 bandwidth_factor = 0.92;
833 weight_S_parameter = 8775;
835 update_model_description(surf_network_model_description,
836 "Reno", (surf_model_t) surf_network_model);
840 void surf_network_model_init_Reno2(const char *filename)
842 if (surf_network_model)
844 surf_network_model_init_internal();
845 define_callbacks(filename);
847 xbt_dynar_push(model_list, &surf_network_model);
848 lmm_set_default_protocol_function(func_reno2_f, func_reno2_fp,
850 network_solve = lagrange_solve;
852 latency_factor = 10.4;
853 bandwidth_factor = 0.92;
854 weight_S_parameter = 8775;
856 update_model_description(surf_network_model_description,
857 "Reno2", (surf_model_t) surf_network_model);
860 void surf_network_model_init_Vegas(const char *filename)
862 if (surf_network_model)
864 surf_network_model_init_internal();
865 define_callbacks(filename);
867 xbt_dynar_push(model_list, &surf_network_model);
868 lmm_set_default_protocol_function(func_vegas_f, func_vegas_fp,
870 network_solve = lagrange_solve;
872 latency_factor = 10.4;
873 bandwidth_factor = 0.92;
874 weight_S_parameter = 8775;
876 update_model_description(surf_network_model_description,
877 "Vegas", (surf_model_t) surf_network_model);
881 void surf_network_model_init_SDP(const char *filename)
883 if (surf_network_model)
885 surf_network_model_init_internal();
886 define_callbacks(filename);
888 xbt_dynar_push(model_list, &surf_network_model);
889 network_solve = sdp_solve;
891 update_model_description(surf_network_model_description,
892 "SDP", (surf_model_t) surf_network_model);