2 #include "workstation.hpp"
4 #include "instr/instr_private.h"
6 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_kernel);
13 static CpuPtr get_casted_cpu(surf_resource_t resource){
14 return dynamic_cast<CpuPtr>(static_cast<ResourcePtr>(surf_cpu_resource_priv(resource)));
17 static WorkstationCLM03Ptr get_casted_workstation(surf_resource_t resource){
18 return dynamic_cast<WorkstationCLM03Ptr>(static_cast<ResourcePtr>(surf_workstation_resource_priv(resource)));
21 char *surf_routing_edge_name(sg_routing_edge_t edge){
25 #ifdef CONTEXT_THREADS
26 static xbt_parmap_t surf_parmap = NULL; /* parallel map on models */
29 static double *surf_mins = NULL; /* return value of share_resources for each model */
30 static int surf_min_index; /* current index in surf_mins */
31 static double surf_min; /* duration determined by surf_solve */
33 void surf_presolve(void)
35 double next_event_date = -1.0;
36 tmgr_trace_event_t event = NULL;
38 ResourcePtr resource = NULL;
39 ModelPtr model = NULL;
43 ("First Run! Let's \"purge\" events and put models in the right state");
44 while ((next_event_date = tmgr_history_next_date(history)) != -1.0) {
45 if (next_event_date > NOW)
48 tmgr_history_get_next_event_leq(history, next_event_date,
50 (void **) &resource))) {
52 resource->updateState(event, value, NOW);
56 xbt_dynar_foreach(model_list, iter, model)
57 model->updateActionsState(NOW, 0.0);
60 static void surf_share_resources(surf_model_t model)
62 double next_action_end = -1.0;
63 int i = __sync_fetch_and_add(&surf_min_index, 1);
64 if (strcmp(model->m_name.c_str(), "network NS3")) {
65 XBT_DEBUG("Running for Resource [%s]", model->m_name.c_str());
66 next_action_end = model->shareResources(NOW);
67 XBT_DEBUG("Resource [%s] : next action end = %f",
68 model->m_name.c_str(), next_action_end);
70 surf_mins[i] = next_action_end;
73 static void surf_update_actions_state(surf_model_t model)
75 model->updateActionsState(NOW, surf_min);
78 double surf_solve(double max_date)
80 surf_min = -1.0; /* duration */
81 double next_event_date = -1.0;
82 double model_next_action_end = -1.0;
84 ResourcePtr resource = NULL;
85 ModelPtr model = NULL;
86 tmgr_trace_event_t event = NULL;
89 if (max_date != -1.0 && max_date != NOW) {
90 surf_min = max_date - NOW;
93 XBT_DEBUG("Looking for next action end for all models except NS3");
95 if (surf_mins == NULL) {
96 surf_mins = xbt_new(double, xbt_dynar_length(model_list));
100 /* sequential version */
101 xbt_dynar_foreach(model_list, iter, model) {
102 surf_share_resources(static_cast<ModelPtr>(model));
106 for (i = 0; i < xbt_dynar_length(model_list); i++) {
107 if ((surf_min < 0.0 || surf_mins[i] < surf_min)
108 && surf_mins[i] >= 0.0) {
109 surf_min = surf_mins[i];
113 XBT_DEBUG("Min for resources (remember that NS3 don't update that value) : %f", surf_min);
115 XBT_DEBUG("Looking for next trace event");
118 XBT_DEBUG("Next TRACE event : %f", next_event_date);
120 next_event_date = tmgr_history_next_date(history);
122 if(!strcmp(surf_network_model->m_name.c_str(), "network NS3")){//FIXME: add surf_network_model->m_name &&
123 if(next_event_date!=-1.0 && surf_min!=-1.0) {
124 surf_min = MIN(next_event_date - NOW, surf_min);
126 surf_min = MAX(next_event_date - NOW, surf_min);
129 XBT_DEBUG("Run for network at most %f", surf_min);
130 // run until min or next flow
131 model_next_action_end = surf_network_model->shareResources(surf_min);
133 XBT_DEBUG("Min for network : %f", model_next_action_end);
134 if(model_next_action_end>=0.0)
135 surf_min = model_next_action_end;
138 if (next_event_date < 0.0) {
139 XBT_DEBUG("no next TRACE event. Stop searching for it");
143 if ((surf_min == -1.0) || (next_event_date > NOW + surf_min)) break;
145 XBT_DEBUG("Updating models (min = %g, NOW = %g, next_event_date = %g)", surf_min, NOW, next_event_date);
147 tmgr_history_get_next_event_leq(history, next_event_date,
149 (void **) &resource))) {
150 if (resource->isUsed()) {
151 surf_min = next_event_date - NOW;
153 ("This event will modify model state. Next event set to %f",
156 /* update state of model_obj according to new value. Does not touch lmm.
157 It will be modified if needed when updating actions */
158 XBT_DEBUG("Calling update_resource_state for resource %s with min %lf",
159 resource->p_model->m_name.c_str(), surf_min);
160 resource->updateState(event, value, next_event_date);
164 /* FIXME: Moved this test to here to avoid stopping simulation if there are actions running on cpus and all cpus are with availability = 0.
165 * This may cause an infinite loop if one cpu has a trace with periodicity = 0 and the other a trace with periodicity > 0.
166 * The options are: all traces with same periodicity(0 or >0) or we need to change the way how the events are managed */
167 if (surf_min == -1.0) {
168 XBT_DEBUG("No next event at all. Bail out now.");
172 XBT_DEBUG("Duration set to %f", surf_min);
174 NOW = NOW + surf_min;
176 /* sequential version */
177 xbt_dynar_foreach(model_list, iter, model) {
178 surf_update_actions_state(model);
182 TRACE_paje_dump_buffer (0);
188 XBT_INLINE double surf_get_clock(void)
193 void routing_get_route_and_latency(sg_routing_edge_t src, sg_routing_edge_t dst,
194 xbt_dynar_t * route, double *latency){
195 routing_platf->getRouteAndLatency(src, dst, route, latency);
202 const char *surf_model_name(surf_model_t model){
203 return model->m_name.c_str();
206 xbt_swag_t surf_model_done_action_set(surf_model_t model){
207 return model->p_doneActionSet;
210 xbt_swag_t surf_model_failed_action_set(surf_model_t model){
211 return model->p_failedActionSet;
214 xbt_swag_t surf_model_ready_action_set(surf_model_t model){
215 return model->p_readyActionSet;
218 xbt_swag_t surf_model_running_action_set(surf_model_t model){
219 return model->p_runningActionSet;
222 surf_action_t surf_workstation_model_execute_parallel_task(surf_workstation_model_t model,
224 void **workstation_list,
225 double *computation_amount,
226 double *communication_amount,
228 return static_cast<ActionPtr>(model->executeParallelTask(workstation_nb, workstation_list, computation_amount, communication_amount, rate));
231 surf_action_t surf_workstation_model_communicate(surf_workstation_model_t model, surf_resource_t src, surf_resource_t dst, double size, double rate){
232 return model->communicate(get_casted_workstation(src), get_casted_workstation(dst), size, rate);
235 xbt_dynar_t surf_workstation_model_get_route(surf_workstation_model_t model,
236 surf_resource_t src, surf_resource_t dst){
237 return model->getRoute(get_casted_workstation(src), get_casted_workstation(dst));
240 surf_action_t surf_network_model_communicate(surf_network_model_t model, sg_routing_edge_t src, sg_routing_edge_t dst, double size, double rate){
241 model->communicate(src, dst, size, rate);
244 const char *surf_resource_name(surf_cpp_resource_t resource){
245 return resource->m_name;
248 xbt_dict_t surf_resource_get_properties(surf_cpp_resource_t resource){
249 return resource->m_properties;
252 e_surf_resource_state_t surf_resource_get_state(surf_cpp_resource_t resource){
253 return resource->getState();
256 surf_action_t surf_workstation_sleep(surf_resource_t resource, double duration){
257 return get_casted_workstation(resource)->sleep(duration);
260 double surf_workstation_get_speed(surf_resource_t resource, double load){
261 return get_casted_workstation(resource)->getSpeed(load);
264 double surf_workstation_get_available_speed(surf_resource_t resource){
265 return get_casted_workstation(resource)->getAvailableSpeed();
268 int surf_workstation_get_core(surf_resource_t resource){
269 return get_casted_workstation(resource)->getCore();
272 surf_action_t surf_workstation_execute(surf_resource_t resource, double size){
273 return get_casted_workstation(resource)->execute(size);
276 surf_action_t surf_workstation_open(surf_resource_t workstation, const char* mount, const char* path){
277 return get_casted_workstation(workstation)->open(mount, path);
280 surf_action_t surf_workstation_close(surf_resource_t workstation, surf_file_t fd){
281 return get_casted_workstation(workstation)->close(fd);
284 int surf_workstation_unlink(surf_resource_t workstation, surf_file_t fd){
285 return get_casted_workstation(workstation)->unlink(fd);
288 surf_action_t surf_workstation_ls(surf_resource_t workstation, const char* mount, const char *path){
289 return get_casted_workstation(workstation)->ls(mount, path);
292 size_t surf_workstation_get_size(surf_resource_t workstation, surf_file_t fd){
293 return get_casted_workstation(workstation)->getSize(fd);
296 surf_action_t surf_workstation_read(surf_resource_t resource, void *ptr, size_t size, surf_file_t fd){
297 return get_casted_workstation(resource)->read(ptr, size, fd);
300 surf_action_t surf_workstation_write(surf_resource_t resource, const void *ptr, size_t size, surf_file_t fd){
301 return get_casted_workstation(resource)->write(ptr, size, fd);
304 int surf_network_link_is_shared(surf_network_link_t link){
305 return link->isShared();
308 double surf_network_link_get_bandwidth(surf_network_link_t link){
309 return link->getBandwidth();
312 double surf_network_link_get_latency(surf_network_link_t link){
313 return link->getLatency();
316 surf_action_t surf_cpu_execute(surf_resource_t cpu, double size){
317 return get_casted_cpu(cpu)->execute(size);
320 surf_action_t surf_cpu_sleep(surf_resource_t cpu, double duration){
321 return get_casted_cpu(cpu)->sleep(duration);
324 double surf_action_get_start_time(surf_action_t action){
325 return action->m_start;
328 double surf_action_get_finish_time(surf_action_t action){
329 return action->m_finish;
332 double surf_action_get_remains(surf_action_t action){
333 return action->m_remains;
336 void surf_action_unref(surf_action_t action){
340 void surf_action_suspend(surf_action_t action){
344 void surf_action_resume(surf_action_t action){
348 void surf_action_cancel(surf_action_t action){
352 void surf_action_set_priority(surf_action_t action, double priority){
353 action->setPriority(priority);
356 void surf_action_set_category(surf_action_t action, const char *category){
357 action->setCategory(category);
360 void *surf_action_get_data(surf_action_t action){
361 return action->p_data;
364 void surf_action_set_data(surf_action_t action, void *data){
365 action->p_data = data;
368 e_surf_action_state_t surf_action_get_state(surf_action_t action){
369 return action->getState();
372 int surf_action_get_cost(surf_action_t action){
373 return action->m_cost;
376 surf_file_t surf_storage_action_get_file(surf_storage_action_lmm_t action){
377 return action->p_file;
380 xbt_dict_t surf_storage_action_get_ls_dict(surf_storage_action_lmm_t action){
381 return action->p_lsDict;