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. */
10 #include "workstation_private.h"
11 #include "cpu_private.h"
12 #include "network_private.h"
14 surf_workstation_resource_t surf_workstation_resource = NULL;
15 xbt_dict_t workstation_set = NULL;
16 static xbt_dict_t parallel_task_network_link_set = NULL;
18 static workstation_CLM03_t workstation_new(const char *name,
19 void *cpu, void *card)
21 workstation_CLM03_t workstation = xbt_new0(s_workstation_CLM03_t, 1);
23 workstation->resource = (surf_resource_t) surf_workstation_resource;
24 workstation->name = xbt_strdup(name);
25 workstation->cpu = cpu;
26 workstation->network_card = card;
31 static void workstation_free(void *workstation)
33 free(((workstation_CLM03_t)workstation)->name);
37 static void create_workstations(void)
39 xbt_dict_cursor_t cursor = NULL;
44 xbt_dict_foreach(cpu_set, cursor, name, cpu) {
45 nw_card = xbt_dict_get_or_null(network_card_set, name);
47 "No corresponding card found for %s",name);
49 xbt_dict_set(workstation_set, name,
50 workstation_new(name, cpu, nw_card), workstation_free);
54 static void *name_service(const char *name)
56 return xbt_dict_get_or_null(workstation_set, name);
59 static const char *get_resource_name(void *resource_id)
61 return ((workstation_CLM03_t) resource_id)->name;
64 static int resource_used(void *resource_id)
67 "Workstation is a virtual resource. I should not be there!");
71 static int parallel_action_free(surf_action_t action)
75 xbt_swag_remove(action, action->state_set);
76 if(((surf_action_parallel_task_CSL05_t)action)->variable)
77 lmm_variable_free(maxmin_system, ((surf_action_parallel_task_CSL05_t)action)->variable);
84 static void parallel_action_use(surf_action_t action)
89 static int action_free(surf_action_t action)
91 if(action->resource_type==(surf_resource_t)surf_network_resource)
92 return surf_network_resource->common_public->action_free(action);
93 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
94 return surf_cpu_resource->common_public->action_free(action);
95 else if(action->resource_type==(surf_resource_t)surf_workstation_resource)
96 return parallel_action_free(action);
101 static void action_use(surf_action_t action)
103 if(action->resource_type==(surf_resource_t)surf_network_resource)
104 surf_network_resource->common_public->action_use(action);
105 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
106 surf_cpu_resource->common_public->action_use(action);
107 else if(action->resource_type==(surf_resource_t)surf_workstation_resource)
108 parallel_action_use(action);
113 static void action_cancel(surf_action_t action)
115 if(action->resource_type==(surf_resource_t)surf_network_resource)
116 surf_network_resource->common_public->action_cancel(action);
117 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
118 surf_cpu_resource->common_public->action_cancel(action);
119 else if(action->resource_type==(surf_resource_t)surf_workstation_resource)
120 parallel_action_use(action);
125 static void action_recycle(surf_action_t action)
131 static void action_change_state(surf_action_t action,
132 e_surf_action_state_t state)
134 if(action->resource_type==(surf_resource_t)surf_network_resource)
135 surf_network_resource->common_public->action_change_state(action,state);
136 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
137 surf_cpu_resource->common_public->action_change_state(action,state);
138 else if(action->resource_type==(surf_resource_t)surf_workstation_resource)
139 surf_action_change_state(action, state);
144 static double share_resources(double now)
146 s_surf_action_parallel_task_CSL05_t action;
147 return generic_maxmin_share_resources(surf_workstation_resource->common_public->
148 states.running_action_set,
149 xbt_swag_offset(action, variable));
152 static void update_actions_state(double now, double delta)
154 surf_action_parallel_task_CSL05_t action = NULL;
155 surf_action_parallel_task_CSL05_t next_action = NULL;
156 xbt_swag_t running_actions =
157 surf_workstation_resource->common_public->states.running_action_set;
159 xbt_swag_t failed_actions =
160 surf_workstation_resource->common_public->states.failed_action_set;
163 xbt_swag_foreach_safe(action, next_action, running_actions) {
164 surf_double_update(&(action->generic_action.remains),
165 lmm_variable_getvalue(action->variable) * delta);
166 if (action->generic_action.max_duration != NO_MAX_DURATION)
167 surf_double_update(&(action->generic_action.max_duration), delta);
168 if ((action->generic_action.remains <= 0) &&
169 (lmm_get_variable_weight(action->variable)>0)) {
170 action->generic_action.finish = surf_get_clock();
171 action_change_state((surf_action_t) action, SURF_ACTION_DONE);
172 } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
173 (action->generic_action.max_duration <= 0)) {
174 action->generic_action.finish = surf_get_clock();
175 action_change_state((surf_action_t) action, SURF_ACTION_DONE);
176 } else { /* Need to check that none of the resource has failed */
177 lmm_constraint_t cnst = NULL;
179 surf_resource_t resource = NULL;
182 lmm_get_cnst_from_var(maxmin_system, action->variable,
184 resource = (surf_resource_t) lmm_constraint_id(cnst);
185 if(resource== (surf_resource_t) surf_cpu_resource) {
186 cpu_Cas01_t cpu = lmm_constraint_id(cnst);
187 if (cpu->state_current == SURF_CPU_OFF) {
188 action->generic_action.finish = surf_get_clock();
189 action_change_state((surf_action_t) action, SURF_ACTION_FAILED);
192 } else if (resource== (surf_resource_t) surf_network_resource) {
193 network_link_CM02_t nw_link = lmm_constraint_id(cnst);
195 if (nw_link->state_current == SURF_NETWORK_LINK_OFF) {
196 action->generic_action.finish = surf_get_clock();
197 action_change_state((surf_action_t) action, SURF_ACTION_FAILED);
208 static void update_resource_state(void *id,
209 tmgr_trace_event_t event_type,
215 static surf_action_t execute(void *workstation, double size)
217 return surf_cpu_resource->extension_public->
218 execute(((workstation_CLM03_t) workstation)->cpu, size);
221 static surf_action_t action_sleep(void *workstation, double duration)
223 return surf_cpu_resource->extension_public->
224 sleep(((workstation_CLM03_t) workstation)->cpu, duration);
227 static void action_suspend(surf_action_t action)
229 if(action->resource_type==(surf_resource_t)surf_network_resource)
230 surf_network_resource->common_public->suspend(action);
231 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
232 surf_cpu_resource->common_public->suspend(action);
236 static void action_resume(surf_action_t action)
238 if(action->resource_type==(surf_resource_t)surf_network_resource)
239 surf_network_resource->common_public->resume(action);
240 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
241 surf_cpu_resource->common_public->resume(action);
245 static int action_is_suspended(surf_action_t action)
247 if(action->resource_type==(surf_resource_t)surf_network_resource)
248 return surf_network_resource->common_public->is_suspended(action);
249 if(action->resource_type==(surf_resource_t)surf_cpu_resource)
250 return surf_cpu_resource->common_public->is_suspended(action);
254 static void action_set_max_duration(surf_action_t action, double duration)
256 if(action->resource_type==(surf_resource_t)surf_network_resource)
257 surf_network_resource->common_public->set_max_duration(action,duration);
258 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
259 surf_cpu_resource->common_public->set_max_duration(action,duration);
263 static void action_set_priority(surf_action_t action, double priority)
265 if(action->resource_type==(surf_resource_t)surf_network_resource)
266 surf_network_resource->common_public->set_priority(action,priority);
267 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
268 surf_cpu_resource->common_public->set_priority(action,priority);
272 static surf_action_t communicate(void *workstation_src,
273 void *workstation_dst, double size,
276 return surf_network_resource->extension_public->
277 communicate(((workstation_CLM03_t) workstation_src)->network_card,
278 ((workstation_CLM03_t) workstation_dst)->network_card, size, rate);
281 static e_surf_cpu_state_t get_state(void *workstation)
283 return surf_cpu_resource->extension_public->
284 get_state(((workstation_CLM03_t) workstation)->cpu);
287 static double get_speed(void *workstation, double load)
289 return surf_cpu_resource->extension_public->
290 get_speed(((workstation_CLM03_t) workstation)->cpu, load);
293 static double get_available_speed(void *workstation)
295 return surf_cpu_resource->extension_public->
296 get_available_speed(((workstation_CLM03_t) workstation)->cpu);
299 static surf_action_t execute_parallel_task (int workstation_nb,
300 void **workstation_list,
301 double *computation_amount,
302 double *communication_amount,
306 surf_action_parallel_task_CSL05_t action = NULL;
311 if (parallel_task_network_link_set == NULL) {
312 parallel_task_network_link_set = xbt_dict_new_ext(workstation_nb * workstation_nb * 10);
315 /* Compute the number of affected resources... */
316 for(i=0; i< workstation_nb; i++) {
317 for(j=0; j< workstation_nb; j++) {
318 network_card_CM02_t card_src = ((workstation_CLM03_t*)workstation_list)[i]->network_card;
319 network_card_CM02_t card_dst = ((workstation_CLM03_t*)workstation_list)[j]->network_card;
320 int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
321 network_link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
323 if(communication_amount[i*workstation_nb+j]>0)
324 for(k=0; k< route_size; k++) {
325 xbt_dict_set(parallel_task_network_link_set, route[k]->name, route[k], NULL);
330 nb_link = xbt_dict_length(parallel_task_network_link_set);
331 xbt_dict_reset(parallel_task_network_link_set);
333 for (i = 0; i<workstation_nb; i++)
334 if(computation_amount[i]>0) nb_host++;
336 if(nb_link + workstation_nb == 0)
339 action = xbt_new0(s_surf_action_parallel_task_CSL05_t, 1);
340 action->generic_action.using = 1;
341 action->generic_action.cost = amount;
342 action->generic_action.remains = amount;
343 action->generic_action.max_duration = NO_MAX_DURATION;
344 action->generic_action.start = surf_get_clock();
345 action->generic_action.finish = -1.0;
346 action->generic_action.resource_type =
347 (surf_resource_t) surf_workstation_resource;
348 action->suspended = 0; /* Should be useless because of the
349 calloc but it seems to help valgrind... */
350 action->generic_action.state_set =
351 surf_workstation_resource->common_public->states.running_action_set;
353 xbt_swag_insert(action, action->generic_action.state_set);
357 action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
360 action->variable = lmm_variable_new(maxmin_system, action, 1.0, action->rate,
363 for (i = 0; i<workstation_nb; i++)
364 if(computation_amount[i]>0)
365 lmm_expand(maxmin_system, ((cpu_Cas01_t) ((workstation_CLM03_t) workstation_list[i])->cpu)->constraint,
366 action->variable, computation_amount[i]);
368 for (i=0; i<workstation_nb; i++) {
369 for(j=0; j< workstation_nb; j++) {
370 network_card_CM02_t card_src = ((workstation_CLM03_t*)workstation_list)[i]->network_card;
371 network_card_CM02_t card_dst = ((workstation_CLM03_t*)workstation_list)[j]->network_card;
372 int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
373 network_link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
375 for(k=0; k< route_size; k++) {
376 if(communication_amount[i*workstation_nb+j]>0) {
377 lmm_expand_add(maxmin_system, route[k]->constraint,
378 action->variable, communication_amount[i*workstation_nb+j]);
384 return (surf_action_t) action;
387 /* returns an array of network_link_CM02_t */
388 static const void** get_route(void *src, void *dst) {
389 workstation_CLM03_t workstation_src = (workstation_CLM03_t) src;
390 workstation_CLM03_t workstation_dst = (workstation_CLM03_t) dst;
391 return surf_network_resource->extension_public->get_route(workstation_src->network_card, workstation_dst->network_card);
394 static int get_route_size(void *src, void *dst) {
395 workstation_CLM03_t workstation_src = (workstation_CLM03_t) src;
396 workstation_CLM03_t workstation_dst = (workstation_CLM03_t) dst;
397 return surf_network_resource->extension_public->get_route_size(workstation_src->network_card, workstation_dst->network_card);
400 static const char *get_link_name(const void *link) {
401 return surf_network_resource->extension_public->get_link_name(link);
404 static double get_link_bandwidth(const void *link) {
405 return surf_network_resource->extension_public->get_link_bandwidth(link);
408 static double get_link_latency(const void *link) {
409 return surf_network_resource->extension_public->get_link_latency(link);
412 static void finalize(void)
414 xbt_dict_free(&workstation_set);
415 xbt_swag_free(surf_workstation_resource->common_public->states.ready_action_set);
416 xbt_swag_free(surf_workstation_resource->common_public->states.
418 xbt_swag_free(surf_workstation_resource->common_public->states.
420 xbt_swag_free(surf_workstation_resource->common_public->states.done_action_set);
422 free(surf_workstation_resource->common_public);
423 free(surf_workstation_resource->common_private);
424 free(surf_workstation_resource->extension_public);
426 free(surf_workstation_resource);
427 surf_workstation_resource = NULL;
430 static void surf_workstation_resource_init_internal(void)
432 s_surf_action_t action;
434 surf_workstation_resource = xbt_new0(s_surf_workstation_resource_t, 1);
436 surf_workstation_resource->common_private =
437 xbt_new0(s_surf_resource_private_t, 1);
438 surf_workstation_resource->common_public =
439 xbt_new0(s_surf_resource_public_t, 1);
440 /* surf_workstation_resource->extension_private = xbt_new0(s_surf_workstation_resource_extension_private_t,1); */
441 surf_workstation_resource->extension_public =
442 xbt_new0(s_surf_workstation_resource_extension_public_t, 1);
444 surf_workstation_resource->common_public->states.ready_action_set =
445 xbt_swag_new(xbt_swag_offset(action, state_hookup));
446 surf_workstation_resource->common_public->states.running_action_set =
447 xbt_swag_new(xbt_swag_offset(action, state_hookup));
448 surf_workstation_resource->common_public->states.failed_action_set =
449 xbt_swag_new(xbt_swag_offset(action, state_hookup));
450 surf_workstation_resource->common_public->states.done_action_set =
451 xbt_swag_new(xbt_swag_offset(action, state_hookup));
453 surf_workstation_resource->common_public->name_service = name_service;
454 surf_workstation_resource->common_public->get_resource_name =
456 surf_workstation_resource->common_public->action_get_state =
457 surf_action_get_state;
458 surf_workstation_resource->common_public->action_get_start_time =
459 surf_action_get_start_time;
460 surf_workstation_resource->common_public->action_get_finish_time =
461 surf_action_get_finish_time;
462 surf_workstation_resource->common_public->action_free = action_free;
463 surf_workstation_resource->common_public->action_use = action_use;
464 surf_workstation_resource->common_public->action_cancel = action_cancel;
465 surf_workstation_resource->common_public->action_recycle =
467 surf_workstation_resource->common_public->action_change_state =
469 surf_workstation_resource->common_public->action_set_data = surf_action_set_data;
470 surf_workstation_resource->common_public->name = "Workstation";
472 surf_workstation_resource->common_private->resource_used = resource_used;
473 surf_workstation_resource->common_private->share_resources =
475 surf_workstation_resource->common_private->update_actions_state =
476 update_actions_state;
477 surf_workstation_resource->common_private->update_resource_state =
478 update_resource_state;
479 surf_workstation_resource->common_private->finalize = finalize;
481 surf_workstation_resource->common_public->suspend = action_suspend;
482 surf_workstation_resource->common_public->resume = action_resume;
483 surf_workstation_resource->common_public->is_suspended = action_is_suspended;
484 surf_workstation_resource->common_public->set_max_duration = action_set_max_duration;
485 surf_workstation_resource->common_public->set_priority = action_set_priority;
487 surf_workstation_resource->extension_public->execute = execute;
488 surf_workstation_resource->extension_public->sleep = action_sleep;
489 surf_workstation_resource->extension_public->get_state = get_state;
490 surf_workstation_resource->extension_public->get_speed = get_speed;
491 surf_workstation_resource->extension_public->get_available_speed = get_available_speed;
492 surf_workstation_resource->extension_public->communicate = communicate;
493 surf_workstation_resource->extension_public->execute_parallel_task =
494 execute_parallel_task;
495 surf_workstation_resource->extension_public->get_route = get_route;
496 surf_workstation_resource->extension_public->get_route_size = get_route_size;
497 surf_workstation_resource->extension_public->get_link_name = get_link_name;
498 surf_workstation_resource->extension_public->get_link_bandwidth = get_link_bandwidth;
499 surf_workstation_resource->extension_public->get_link_latency = get_link_latency;
500 workstation_set = xbt_dict_new();
502 xbt_assert0(maxmin_system, "surf_init has to be called first!");
505 /********************************************************************/
506 /* The model used in MSG and presented at CCGrid03 */
507 /********************************************************************/
508 /* @InProceedings{Casanova.CLM_03, */
509 /* author = {Henri Casanova and Arnaud Legrand and Loris Marchal}, */
510 /* title = {Scheduling Distributed Applications: the SimGrid Simulation Framework}, */
511 /* booktitle = {Proceedings of the third IEEE International Symposium on Cluster Computing and the Grid (CCGrid'03)}, */
512 /* publisher = {"IEEE Computer Society Press"}, */
516 void surf_workstation_resource_init_CLM03(const char *filename)
519 /* surf_resource_t resource = NULL; */
521 surf_workstation_resource_init_internal();
522 surf_cpu_resource_init_Cas01(filename);
523 surf_network_resource_init_CM02(filename);
524 create_workstations();
525 xbt_dynar_push(resource_list, &surf_workstation_resource);
526 /* xbt_dynar_foreach(resource_list, i, resource) { */
527 /* if(resource==surf_cpu_resource) { */
528 /* xbt_dynar_remove_at(resource_list, i, NULL); */
532 /* if(resource==surf_network_resource) { */
533 /* xbt_dynar_remove_at(resource_list, i, NULL); */