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 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(workstation, surf,
15 "Logging specific to the SURF workstation module");
17 surf_workstation_resource_t surf_workstation_resource = NULL;
19 xbt_dict_t workstation_set = NULL;
21 static workstation_CLM03_t workstation_new(const char *name,
22 void *cpu, void *card)
24 workstation_CLM03_t workstation = xbt_new0(s_workstation_CLM03_t, 1);
26 workstation->resource = (surf_resource_t) surf_workstation_resource;
27 workstation->name = xbt_strdup(name);
28 workstation->cpu = cpu;
29 workstation->network_card = card;
34 static void workstation_free(void *workstation)
36 free(((workstation_CLM03_t)workstation)->name);
40 static void create_workstations(void)
42 xbt_dict_cursor_t cursor = NULL;
47 xbt_dict_foreach(cpu_set, cursor, name, cpu) {
48 nw_card = xbt_dict_get_or_null(network_card_set, name);
50 "No corresponding card found for %s",name);
52 xbt_dict_set(workstation_set, name,
53 workstation_new(name, cpu, nw_card), workstation_free);
57 static void *name_service(const char *name)
59 return xbt_dict_get_or_null(workstation_set, name);
62 static const char *get_resource_name(void *resource_id)
64 return ((workstation_CLM03_t) resource_id)->name;
67 static int resource_used(void *resource_id)
70 "Workstation is a virtual resource. I should not be there!");
74 static int parallel_action_free(surf_action_t action)
78 xbt_swag_remove(action, action->state_set);
79 if(((surf_action_parallel_task_CSL05_t)action)->variable)
80 lmm_variable_free(maxmin_system, ((surf_action_parallel_task_CSL05_t)action)->variable);
87 static void parallel_action_use(surf_action_t action)
92 static int action_free(surf_action_t action)
94 if(action->resource_type==(surf_resource_t)surf_network_resource)
95 return surf_network_resource->common_public->action_free(action);
96 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
97 return surf_cpu_resource->common_public->action_free(action);
98 else if(action->resource_type==(surf_resource_t)surf_workstation_resource)
99 return parallel_action_free(action);
104 static void action_use(surf_action_t action)
106 if(action->resource_type==(surf_resource_t)surf_network_resource)
107 surf_network_resource->common_public->action_use(action);
108 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
109 surf_cpu_resource->common_public->action_use(action);
110 else if(action->resource_type==(surf_resource_t)surf_workstation_resource)
111 parallel_action_use(action);
116 static void action_cancel(surf_action_t action)
118 if(action->resource_type==(surf_resource_t)surf_network_resource)
119 surf_network_resource->common_public->action_cancel(action);
120 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
121 surf_cpu_resource->common_public->action_cancel(action);
122 else if(action->resource_type==(surf_resource_t)surf_workstation_resource)
123 parallel_action_use(action);
128 static void action_recycle(surf_action_t action)
134 static void action_change_state(surf_action_t action,
135 e_surf_action_state_t state)
137 if(action->resource_type==(surf_resource_t)surf_network_resource)
138 surf_network_resource->common_public->action_change_state(action,state);
139 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
140 surf_cpu_resource->common_public->action_change_state(action,state);
141 else if(action->resource_type==(surf_resource_t)surf_workstation_resource)
142 surf_action_change_state(action, state);
147 static double share_resources(double now)
149 s_surf_action_parallel_task_CSL05_t action;
150 return generic_maxmin_share_resources(surf_workstation_resource->common_public->
151 states.running_action_set,
152 xbt_swag_offset(action, variable));
155 static void update_actions_state(double now, double delta)
157 surf_action_parallel_task_CSL05_t action = NULL;
158 surf_action_parallel_task_CSL05_t next_action = NULL;
159 xbt_swag_t running_actions =
160 surf_workstation_resource->common_public->states.running_action_set;
162 xbt_swag_t failed_actions =
163 surf_workstation_resource->common_public->states.failed_action_set;
166 xbt_swag_foreach_safe(action, next_action, running_actions) {
167 surf_double_update(&(action->generic_action.remains),
168 lmm_variable_getvalue(action->variable) * delta);
169 if (action->generic_action.max_duration != NO_MAX_DURATION)
170 surf_double_update(&(action->generic_action.max_duration), delta);
171 if ((action->generic_action.remains <= 0) &&
172 (lmm_get_variable_weight(action->variable)>0)) {
173 action->generic_action.finish = surf_get_clock();
174 action_change_state((surf_action_t) action, SURF_ACTION_DONE);
175 } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
176 (action->generic_action.max_duration <= 0)) {
177 action->generic_action.finish = surf_get_clock();
178 action_change_state((surf_action_t) action, SURF_ACTION_DONE);
179 } else { /* Need to check that none of the resource has failed */
180 lmm_constraint_t cnst = NULL;
182 surf_resource_t resource = NULL;
185 lmm_get_cnst_from_var(maxmin_system, action->variable,
187 resource = (surf_resource_t) lmm_constraint_id(cnst);
188 if(resource== (surf_resource_t) surf_cpu_resource) {
189 cpu_Cas01_t cpu = lmm_constraint_id(cnst);
190 if (cpu->state_current == SURF_CPU_OFF) {
191 action->generic_action.finish = surf_get_clock();
192 action_change_state((surf_action_t) action, SURF_ACTION_FAILED);
195 } else if (resource== (surf_resource_t) surf_network_resource) {
196 network_link_CM02_t nw_link = lmm_constraint_id(cnst);
198 if (nw_link->state_current == SURF_NETWORK_LINK_OFF) {
199 action->generic_action.finish = surf_get_clock();
200 action_change_state((surf_action_t) action, SURF_ACTION_FAILED);
211 static void update_resource_state(void *id,
212 tmgr_trace_event_t event_type,
218 static surf_action_t execute(void *workstation, double size)
220 return surf_cpu_resource->extension_public->
221 execute(((workstation_CLM03_t) workstation)->cpu, size);
224 static surf_action_t action_sleep(void *workstation, double duration)
226 return surf_cpu_resource->extension_public->
227 sleep(((workstation_CLM03_t) workstation)->cpu, duration);
230 static void action_suspend(surf_action_t action)
232 if(action->resource_type==(surf_resource_t)surf_network_resource)
233 surf_network_resource->common_public->suspend(action);
234 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
235 surf_cpu_resource->common_public->suspend(action);
239 static void action_resume(surf_action_t action)
241 if(action->resource_type==(surf_resource_t)surf_network_resource)
242 surf_network_resource->common_public->resume(action);
243 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
244 surf_cpu_resource->common_public->resume(action);
248 static int action_is_suspended(surf_action_t action)
250 if(action->resource_type==(surf_resource_t)surf_network_resource)
251 return surf_network_resource->common_public->is_suspended(action);
252 if(action->resource_type==(surf_resource_t)surf_cpu_resource)
253 return surf_cpu_resource->common_public->is_suspended(action);
257 static void action_set_max_duration(surf_action_t action, double duration)
259 if(action->resource_type==(surf_resource_t)surf_network_resource)
260 surf_network_resource->common_public->set_max_duration(action,duration);
261 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
262 surf_cpu_resource->common_public->set_max_duration(action,duration);
266 static void action_set_priority(surf_action_t action, double priority)
268 if(action->resource_type==(surf_resource_t)surf_network_resource)
269 surf_network_resource->common_public->set_priority(action,priority);
270 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
271 surf_cpu_resource->common_public->set_priority(action,priority);
275 static surf_action_t communicate(void *workstation_src,
276 void *workstation_dst, double size,
279 return surf_network_resource->extension_public->
280 communicate(((workstation_CLM03_t) workstation_src)->network_card,
281 ((workstation_CLM03_t) workstation_dst)->network_card, size, rate);
284 static e_surf_cpu_state_t get_state(void *workstation)
286 return surf_cpu_resource->extension_public->
287 get_state(((workstation_CLM03_t) workstation)->cpu);
290 static double get_speed(void *workstation, double load)
292 return surf_cpu_resource->extension_public->
293 get_speed(((workstation_CLM03_t) workstation)->cpu, load);
296 static surf_action_t execute_parallel_task (int workstation_nb,
297 void **workstation_list,
298 double *computation_amount,
299 double *communication_amount,
303 surf_action_parallel_task_CSL05_t action = NULL;
305 xbt_dict_t network_link_set = xbt_dict_new();
306 xbt_dict_cursor_t cursor = NULL;
310 network_link_CM02_t link;
312 /* Compute the number of affected resources... */
313 for(i=0; i< workstation_nb; i++) {
314 for(j=0; j< workstation_nb; j++) {
315 network_card_CM02_t card_src = ((workstation_CLM03_t*)workstation_list)[i]->network_card;
316 network_card_CM02_t card_dst = ((workstation_CLM03_t*)workstation_list)[j]->network_card;
317 int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
318 network_link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
320 if(communication_amount[i*workstation_nb+j]>0)
321 for(k=0; k< route_size; k++) {
322 xbt_dict_set(network_link_set, route[k]->name, route[k], NULL);
327 xbt_dict_foreach(network_link_set, cursor, name, link) {
331 xbt_dict_free(&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 = -1.0;
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 static void finalize(void)
389 xbt_dict_free(&workstation_set);
390 xbt_swag_free(surf_workstation_resource->common_public->states.ready_action_set);
391 xbt_swag_free(surf_workstation_resource->common_public->states.
393 xbt_swag_free(surf_workstation_resource->common_public->states.
395 xbt_swag_free(surf_workstation_resource->common_public->states.done_action_set);
397 free(surf_workstation_resource->common_public);
398 free(surf_workstation_resource->common_private);
399 free(surf_workstation_resource->extension_public);
401 free(surf_workstation_resource);
402 surf_workstation_resource = NULL;
405 static void surf_workstation_resource_init_internal(void)
407 s_surf_action_t action;
409 surf_workstation_resource = xbt_new0(s_surf_workstation_resource_t, 1);
411 surf_workstation_resource->common_private =
412 xbt_new0(s_surf_resource_private_t, 1);
413 surf_workstation_resource->common_public =
414 xbt_new0(s_surf_resource_public_t, 1);
415 /* surf_workstation_resource->extension_private = xbt_new0(s_surf_workstation_resource_extension_private_t,1); */
416 surf_workstation_resource->extension_public =
417 xbt_new0(s_surf_workstation_resource_extension_public_t, 1);
419 surf_workstation_resource->common_public->states.ready_action_set =
420 xbt_swag_new(xbt_swag_offset(action, state_hookup));
421 surf_workstation_resource->common_public->states.running_action_set =
422 xbt_swag_new(xbt_swag_offset(action, state_hookup));
423 surf_workstation_resource->common_public->states.failed_action_set =
424 xbt_swag_new(xbt_swag_offset(action, state_hookup));
425 surf_workstation_resource->common_public->states.done_action_set =
426 xbt_swag_new(xbt_swag_offset(action, state_hookup));
428 surf_workstation_resource->common_public->name_service = name_service;
429 surf_workstation_resource->common_public->get_resource_name =
431 surf_workstation_resource->common_public->action_get_state =
432 surf_action_get_state;
433 surf_workstation_resource->common_public->action_free = action_free;
434 surf_workstation_resource->common_public->action_use = action_use;
435 surf_workstation_resource->common_public->action_cancel = action_cancel;
436 surf_workstation_resource->common_public->action_recycle =
438 surf_workstation_resource->common_public->action_change_state =
440 surf_workstation_resource->common_public->action_set_data = surf_action_set_data;
441 surf_workstation_resource->common_public->name = "Workstation";
443 surf_workstation_resource->common_private->resource_used = resource_used;
444 surf_workstation_resource->common_private->share_resources =
446 surf_workstation_resource->common_private->update_actions_state =
447 update_actions_state;
448 surf_workstation_resource->common_private->update_resource_state =
449 update_resource_state;
450 surf_workstation_resource->common_private->finalize = finalize;
452 surf_workstation_resource->common_public->suspend = action_suspend;
453 surf_workstation_resource->common_public->resume = action_resume;
454 surf_workstation_resource->common_public->is_suspended = action_is_suspended;
455 surf_workstation_resource->common_public->set_max_duration = action_set_max_duration;
456 surf_workstation_resource->common_public->set_priority = action_set_priority;
458 surf_workstation_resource->extension_public->execute = execute;
459 surf_workstation_resource->extension_public->sleep = action_sleep;
460 surf_workstation_resource->extension_public->get_state = get_state;
461 surf_workstation_resource->extension_public->get_speed = get_speed;
462 surf_workstation_resource->extension_public->communicate = communicate;
463 surf_workstation_resource->extension_public->execute_parallel_task =
464 execute_parallel_task;
466 workstation_set = xbt_dict_new();
468 xbt_assert0(maxmin_system, "surf_init has to be called first!");
471 /********************************************************************/
472 /* The model used in MSG and presented at CCGrid03 */
473 /********************************************************************/
474 /* @InProceedings{Casanova.CLM_03, */
475 /* author = {Henri Casanova and Arnaud Legrand and Loris Marchal}, */
476 /* title = {Scheduling Distributed Applications: the SimGrid Simulation Framework}, */
477 /* booktitle = {Proceedings of the third IEEE International Symposium on Cluster Computing and the Grid (CCGrid'03)}, */
478 /* publisher = {"IEEE Computer Society Press"}, */
482 void surf_workstation_resource_init_CLM03(const char *filename)
485 /* surf_resource_t resource = NULL; */
487 surf_workstation_resource_init_internal();
488 surf_cpu_resource_init_Cas01(filename);
489 surf_network_resource_init_CM02(filename);
490 create_workstations();
491 xbt_dynar_push(resource_list, &surf_workstation_resource);
492 /* xbt_dynar_foreach(resource_list, i, resource) { */
493 /* if(resource==surf_cpu_resource) { */
494 /* xbt_dynar_remove_at(resource_list, i, NULL); */
498 /* if(resource==surf_network_resource) { */
499 /* xbt_dynar_remove_at(resource_list, i, NULL); */