src/surf/workstation_ptask_L07.cpp

   1 /* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
   2  * All rights reserved.                                                     */
   3
   4 /* This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the license (GNU LGPL) which comes with this package. */
   6
   7 #include "workstation_ptask_L07.hpp"
   8 #include "cpu.hpp"
   9 #include "surf_routing.hpp"
  10
  11 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_workstation);
  12
  13 static int ptask_host_count = 0;
  14 static xbt_dict_t ptask_parallel_task_link_set = NULL;
  15 lmm_system_t ptask_maxmin_system = NULL;
  16
  17 WorkstationL07Model::WorkstationL07Model() : WorkstationModel("Workstation ptask_L07") {
  18   if (!ptask_maxmin_system)
  19         ptask_maxmin_system = lmm_system_new(1);
  20   routing_model_create(p_networkModel->createResource("__loopback__",
  21                                                           498000000, NULL,
  22                                                           0.000015, NULL,
  23                                                           SURF_RESOURCE_ON, NULL,
  24                                                           SURF_LINK_FATPIPE, NULL));
  25
  26    surf_network_model = new NetworkL07Model();
  27    surf_cpu_model = new CpuL07Model();
  28 }
  29
  30 double WorkstationL07Model::shareResources(double now)
  31 {
  32   void *_action;
  33   WorkstationL07ActionLmmPtr action;
  34
  35   xbt_swag_t running_actions = this->p_runningActionSet;
  36   double min = this->shareResourcesMaxMin(running_actions,
  37                                               ptask_maxmin_system,
  38                                               bottleneck_solve);
  39
  40   xbt_swag_foreach(_action, running_actions) {
  41         action = dynamic_cast<WorkstationL07ActionLmmPtr>(static_cast<ActionPtr>(_action));
  42     if (action->m_latency > 0) {
  43       if (min < 0) {
  44         min = action->m_latency;
  45         XBT_DEBUG("Updating min (value) with %p (start %f): %f", action,
  46                action->m_start, min);
  47       } else if (action->m_latency < min) {
  48         min = action->m_latency;
  49         XBT_DEBUG("Updating min (latency) with %p (start %f): %f", action,
  50                action->m_start, min);
  51       }
  52     }
  53   }
  54
  55   XBT_DEBUG("min value : %f", min);
  56
  57   return min;
  58 }
  59
  60 void WorkstationL07Model::updateActionsState(double now, double delta)
  61 {
  62   double deltap = 0.0;
  63   void *_action, *_next_action;
  64   WorkstationL07ActionLmmPtr action;
  65
  66   xbt_swag_foreach_safe(_action, _next_action, p_runningActionSet) {
  67     action = dynamic_cast<WorkstationL07ActionLmmPtr>(static_cast<ActionPtr>(_action));
  68
  69     deltap = delta;
  70     if (action->m_latency > 0) {
  71       if (action->m_latency > deltap) {
  72         double_update(&(action->m_latency), deltap);
  73         deltap = 0.0;
  74       } else {
  75         double_update(&(deltap), action->m_latency);
  76         action->m_latency = 0.0;
  77       }
  78       if ((action->m_latency == 0.0) && (action->m_suspended == 0)) {
  79         action->updateBound();
  80         lmm_update_variable_weight(ptask_maxmin_system, action->p_variable, 1.0);
  81       }
  82     }
  83     XBT_DEBUG("Action (%p) : remains (%g) updated by %g.",
  84            action, action->m_remains, lmm_variable_getvalue(action->p_variable) * delta);
  85     double_update(&(action->m_remains), lmm_variable_getvalue(action->p_variable) * delta);
  86
  87     if (action->m_maxDuration != NO_MAX_DURATION)
  88       double_update(&(action->m_maxDuration), delta);
  89
  90     XBT_DEBUG("Action (%p) : remains (%g).",
  91            action, action->m_remains);
  92     if ((action->m_remains <= 0) &&
  93         (lmm_get_variable_weight(action->p_variable) > 0)) {
  94       action->m_finish = surf_get_clock();
  95       action->setState(SURF_ACTION_DONE);
  96     } else if ((action->m_maxDuration != NO_MAX_DURATION) &&
  97                (action->m_maxDuration <= 0)) {
  98       action->m_finish = surf_get_clock();
  99      action->setState(SURF_ACTION_DONE);
 100     } else {
 101       /* Need to check that none of the model has failed */
 102       lmm_constraint_t cnst = NULL;
 103       int i = 0;
 104       void *constraint_id = NULL;
 105
 106       while ((cnst = lmm_get_cnst_from_var(ptask_maxmin_system, action->p_variable,
 107                                     i++))) {
 108         constraint_id = lmm_constraint_id(cnst);
 109
 110         if (static_cast<WorkstationCLM03LmmPtr>(constraint_id)->p_stateCurrent == SURF_RESOURCE_OFF) {
 111           XBT_DEBUG("Action (%p) Failed!!", action);
 112           action->m_finish = surf_get_clock();
 113           action->setState(SURF_ACTION_FAILED);
 114           break;
 115         }
 116       }
 117     }
 118   }
 119   return;
 120 }
 121
 122 ActionPtr WorkstationL07Model::executeParallelTask(int workstation_nb,
 123                                                    void **workstation_list,
 124                                                  double
 125                                                  *computation_amount, double
 126                                                  *communication_amount,
 127                                                  double rate)
 128 {
 129   WorkstationL07ActionLmmPtr action;
 130   int i, j;
 131   unsigned int cpt;
 132   int nb_link = 0;
 133   int nb_host = 0;
 134   double latency = 0.0;
 135
 136   if (ptask_parallel_task_link_set == NULL)
 137     ptask_parallel_task_link_set = xbt_dict_new_homogeneous(NULL);
 138
 139   xbt_dict_reset(ptask_parallel_task_link_set);
 140
 141   /* Compute the number of affected resources... */
 142   for (i = 0; i < workstation_nb; i++) {
 143     for (j = 0; j < workstation_nb; j++) {
 144       xbt_dynar_t route=NULL;
 145
 146       if (communication_amount[i * workstation_nb + j] > 0) {
 147         double lat=0.0;
 148         unsigned int cpt;
 149         void *_link;
 150         LinkL07Ptr link;
 151
 152         routing_platf->getRouteAndLatency(dynamic_cast<WorkstationL07Ptr>(
 153                                                    static_cast<ResourcePtr>(
 154                                                     surf_workstation_resource_priv(workstation_list[i])))->p_netElm,
 155                                                   dynamic_cast<WorkstationL07Ptr>(
 156                                                    static_cast<ResourcePtr>(
 157                                                         surf_workstation_resource_priv(workstation_list[j])))->p_netElm,
 158                                                   &route,
 159                                                   &lat);
 160         latency = MAX(latency, lat);
 161
 162         xbt_dynar_foreach(route, cpt, _link) {
 163            link = dynamic_cast<LinkL07Ptr>(static_cast<NetworkCm02LinkPtr>(_link));
 164            xbt_dict_set(ptask_parallel_task_link_set, link->m_name, link, NULL);
 165         }
 166       }
 167     }
 168   }
 169
 170   nb_link = xbt_dict_length(ptask_parallel_task_link_set);
 171   xbt_dict_reset(ptask_parallel_task_link_set);
 172
 173   for (i = 0; i < workstation_nb; i++)
 174     if (computation_amount[i] > 0)
 175       nb_host++;
 176
 177   action = new WorkstationL07ActionLmm(this, 1, 0);
 178   XBT_DEBUG("Creating a parallel task (%p) with %d cpus and %d links.",
 179          action, workstation_nb, nb_link);
 180   action->m_suspended = 0;        /* Should be useless because of the
 181                                    calloc but it seems to help valgrind... */
 182   action->m_workstationNb = workstation_nb;
 183   action->p_workstationList = (WorkstationCLM03Ptr *) workstation_list;
 184   action->p_computationAmount = computation_amount;
 185   action->p_communicationAmount = communication_amount;
 186   action->m_latency = latency;
 187   action->m_rate = rate;
 188
 189   action->p_variable = lmm_variable_new(ptask_maxmin_system, action, 1.0,
 190                        (action->m_rate > 0) ? action->m_rate : -1.0,
 191                        workstation_nb + nb_link);
 192
 193   if (action->m_latency > 0)
 194     lmm_update_variable_weight(ptask_maxmin_system, action->p_variable, 0.0);
 195
 196   for (i = 0; i < workstation_nb; i++)
 197     lmm_expand(ptask_maxmin_system,
 198                static_cast<CpuLmmPtr>(dynamic_cast<WorkstationL07Ptr>(
 199                                            static_cast<ResourcePtr>(
 200                                             surf_workstation_resource_priv(workstation_list[i])))->p_cpu)->p_constraint,
 201                action->p_variable, computation_amount[i]);
 202
 203   for (i = 0; i < workstation_nb; i++) {
 204     for (j = 0; j < workstation_nb; j++) {
 205       void *_link;
 206       LinkL07Ptr link;
 207       xbt_dynar_t route=NULL;
 208       if (communication_amount[i * workstation_nb + j] == 0.0)
 209         continue;
 210
 211       routing_platf->getRouteAndLatency(dynamic_cast<WorkstationL07Ptr>(
 212                                          static_cast<ResourcePtr>(
 213                                           surf_workstation_resource_priv(workstation_list[i])))->p_netElm,
 214                                         dynamic_cast<WorkstationL07Ptr>(
 215                                          static_cast<ResourcePtr>(
 216                                           surf_workstation_resource_priv(workstation_list[j])))->p_netElm,
 217                                             &route, NULL);
 218
 219       xbt_dynar_foreach(route, cpt, _link) {
 220         link = static_cast<LinkL07Ptr>(static_cast<NetworkCm02LinkPtr>(_link));
 221         lmm_expand_add(ptask_maxmin_system, link->p_constraint,
 222                        action->p_variable,
 223                        communication_amount[i * workstation_nb + j]);
 224       }
 225     }
 226   }
 227
 228   if (nb_link + nb_host == 0) {
 229     action->m_cost = 1.0;
 230     action->m_remains = 0.0;
 231   }
 232
 233   return static_cast<ActionPtr>(action);
 234 }
 235
 236 ResourcePtr WorkstationL07Model::createResource(const char *name, double power_scale,
 237                                double power_initial,
 238                                tmgr_trace_t power_trace,
 239                                e_surf_resource_state_t state_initial,
 240                                tmgr_trace_t state_trace,
 241                                xbt_dict_t cpu_properties)
 242 {
 243   WorkstationL07Ptr wk = NULL;
 244   xbt_assert(!surf_workstation_resource_priv(surf_workstation_resource_by_name(name)),
 245               "Host '%s' declared several times in the platform file.",
 246               name);
 247
 248   wk = new WorkstationL07(this, name, cpu_properties,
 249                                   static_cast<RoutingEdgePtr>(xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL)),
 250                                   dynamic_cast<CpuPtr>(static_cast<ResourcePtr>(xbt_lib_get_or_null(host_lib, name, SURF_CPU_LEVEL))));
 251
 252   xbt_lib_set(host_lib, name, SURF_WKS_LEVEL, static_cast<ResourcePtr>(wk));
 253
 254   return wk;//FIXME:xbt_lib_get_elm_or_null(host_lib, name);
 255 }
 256
 257 ActionPtr WorkstationL07Model::communicate(WorkstationCLM03Ptr src, WorkstationCLM03Ptr dst,
 258                                        double size, double rate)
 259 {
 260   void **workstation_list = xbt_new0(void *, 2);
 261   double *computation_amount = xbt_new0(double, 2);
 262   double *communication_amount = xbt_new0(double, 4);
 263   ActionPtr res = NULL;
 264
 265   workstation_list[0] = static_cast<ResourcePtr>(src);
 266   workstation_list[1] = static_cast<ResourcePtr>(dst);
 267   communication_amount[1] = size;
 268
 269   res = executeParallelTask(2, workstation_list,
 270                                     computation_amount,
 271                                     communication_amount, rate);
 272
 273   return res;
 274 }
 275
 276 xbt_dynar_t WorkstationL07Model::getRoute(WorkstationCLM03Ptr src, WorkstationCLM03Ptr dst)
 277 {
 278   xbt_dynar_t route=NULL;
 279   routing_platf->getRouteAndLatency(src->p_netElm, dst->p_netElm, &route, NULL);
 280   return route;
 281 }
 282
 283 ResourcePtr CpuL07Model::createResource(const char *name, double power_scale,
 284                                double power_initial,
 285                                tmgr_trace_t power_trace,
 286                                e_surf_resource_state_t state_initial,
 287                                tmgr_trace_t state_trace,
 288                                xbt_dict_t cpu_properties)
 289 {
 290   CpuL07Ptr cpu = NULL;
 291   xbt_assert(!surf_workstation_resource_priv(surf_workstation_resource_by_name(name)),
 292               "Host '%s' declared several times in the platform file.",
 293               name);
 294
 295   cpu = new CpuL07(this, name, cpu_properties);
 296
 297   cpu->p_power.scale = power_scale;
 298   xbt_assert(cpu->p_power.scale > 0, "Power has to be >0");
 299
 300   cpu->m_powerCurrent = power_initial;
 301   if (power_trace)
 302     cpu->p_power.event =
 303         tmgr_history_add_trace(history, power_trace, 0.0, 0, static_cast<ResourcePtr>(cpu));
 304
 305   cpu->p_stateCurrent = state_initial;
 306   if (state_trace)
 307     cpu->p_stateEvent =
 308         tmgr_history_add_trace(history, state_trace, 0.0, 0, static_cast<ResourcePtr>(cpu));
 309
 310   cpu->p_constraint =
 311       lmm_constraint_new(ptask_maxmin_system, cpu,
 312                          cpu->m_powerCurrent * cpu->p_power.scale);
 313
 314   xbt_lib_set(host_lib, name, SURF_CPU_LEVEL, static_cast<ResourcePtr>(cpu));
 315
 316   return cpu;//FIXME:xbt_lib_get_elm_or_null(host_lib, name);
 317 }
 318
 319 ResourcePtr NetworkL07Model::createResource(const char *name,
 320                                  double bw_initial,
 321                                  tmgr_trace_t bw_trace,
 322                                  double lat_initial,
 323                                  tmgr_trace_t lat_trace,
 324                                  e_surf_resource_state_t
 325                                  state_initial,
 326                                  tmgr_trace_t state_trace,
 327                                  e_surf_link_sharing_policy_t
 328                                  policy, xbt_dict_t properties)
 329 {
 330   LinkL07Ptr nw_link = new LinkL07(this, xbt_strdup(name), properties);
 331   xbt_assert(!xbt_lib_get_or_null(link_lib, name, SURF_LINK_LEVEL),
 332               "Link '%s' declared several times in the platform file.",
 333               name);
 334
 335   nw_link->m_bwCurrent = bw_initial;
 336   if (bw_trace)
 337     nw_link->p_bwEvent =
 338         tmgr_history_add_trace(history, bw_trace, 0.0, 0, static_cast<ResourcePtr>(nw_link));
 339   nw_link->p_stateCurrent = state_initial;
 340   nw_link->m_latCurrent = lat_initial;
 341   if (lat_trace)
 342     nw_link->p_latEvent =
 343         tmgr_history_add_trace(history, lat_trace, 0.0, 0, static_cast<ResourcePtr>(nw_link));
 344   if (state_trace)
 345     nw_link->p_stateEvent =
 346         tmgr_history_add_trace(history, state_trace, 0.0, 0, static_cast<ResourcePtr>(nw_link));
 347
 348   nw_link->p_constraint =
 349       lmm_constraint_new(ptask_maxmin_system, nw_link,
 350                          nw_link->m_bwCurrent);
 351
 352   if (policy == SURF_LINK_FATPIPE)
 353     lmm_constraint_shared(nw_link->p_constraint);
 354
 355   xbt_lib_set(link_lib, name, SURF_LINK_LEVEL, static_cast<NetworkCm02LinkPtr>(nw_link));
 356   return nw_link;
 357 }
 358
 359 void WorkstationL07Model::addTraces()
 360 {
 361   xbt_dict_cursor_t cursor = NULL;
 362   char *trace_name, *elm;
 363
 364   if (!trace_connect_list_host_avail)
 365     return;
 366
 367   /* Connect traces relative to cpu */
 368   xbt_dict_foreach(trace_connect_list_host_avail, cursor, trace_name, elm) {
 369     tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
 370     CpuL07Ptr host = (CpuL07Ptr) surf_workstation_resource_priv(surf_workstation_resource_by_name(elm));
 371
 372     xbt_assert(host, "Host %s undefined", elm);
 373     xbt_assert(trace, "Trace %s undefined", trace_name);
 374
 375     host->p_stateEvent = tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(host));
 376   }
 377
 378   xbt_dict_foreach(trace_connect_list_power, cursor, trace_name, elm) {
 379     tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
 380     CpuL07Ptr host = (CpuL07Ptr) surf_workstation_resource_priv(surf_workstation_resource_by_name(elm));
 381
 382     xbt_assert(host, "Host %s undefined", elm);
 383     xbt_assert(trace, "Trace %s undefined", trace_name);
 384
 385     host->p_power.event = tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(host));
 386   }
 387
 388   /* Connect traces relative to network */
 389   xbt_dict_foreach(trace_connect_list_link_avail, cursor, trace_name, elm) {
 390     tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
 391     LinkL07Ptr link = (LinkL07Ptr) xbt_lib_get_or_null(link_lib, elm, SURF_LINK_LEVEL);
 392
 393     xbt_assert(link, "Link %s undefined", elm);
 394     xbt_assert(trace, "Trace %s undefined", trace_name);
 395
 396     link->p_stateEvent = tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(link));
 397   }
 398
 399   xbt_dict_foreach(trace_connect_list_bandwidth, cursor, trace_name, elm) {
 400     tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
 401     LinkL07Ptr link = (LinkL07Ptr) xbt_lib_get_or_null(link_lib, elm, SURF_LINK_LEVEL);
 402
 403     xbt_assert(link, "Link %s undefined", elm);
 404     xbt_assert(trace, "Trace %s undefined", trace_name);
 405
 406     link->p_bwEvent = tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(link));
 407   }
 408
 409   xbt_dict_foreach(trace_connect_list_latency, cursor, trace_name, elm) {
 410     tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
 411     LinkL07Ptr link = (LinkL07Ptr) xbt_lib_get_or_null(link_lib, elm, SURF_LINK_LEVEL);
 412
 413     xbt_assert(link, "Link %s undefined", elm);
 414     xbt_assert(trace, "Trace %s undefined", trace_name);
 415
 416     link->p_latEvent = tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(link));
 417   }
 418 }
 419
 420 /************
 421  * Resource *
 422  ************/
 423
 424 WorkstationL07::WorkstationL07(WorkstationModelPtr model, const char* name, xbt_dict_t props, RoutingEdgePtr netElm, CpuPtr cpu)
 425   : Resource(model, name, props), WorkstationCLM03Lmm(model, name, props, NULL, netElm, cpu)
 426 {
 427 }
 428
 429 CpuL07::CpuL07(CpuL07ModelPtr model, const char* name, xbt_dict_t props)
 430  : Resource(model, name, props), CpuLmm(model, name, props) {
 431
 432 }
 433
 434 LinkL07::LinkL07(NetworkL07ModelPtr model, const char* name, xbt_dict_t props)
 435  : Resource(model, name, props), NetworkCm02LinkLmm(model, name, props) {
 436
 437 }
 438
 439 bool WorkstationL07::isUsed(){
 440   return lmm_constraint_used(ptask_maxmin_system, p_constraint);
 441 }
 442
 443 void CpuL07::updateState(tmgr_trace_event_t event_type, double value, double date){
 444   XBT_DEBUG("Updating cpu %s (%p) with value %g", m_name, this, value);
 445   if (event_type == p_power.event) {
 446         m_powerCurrent = value;
 447     lmm_update_constraint_bound(ptask_maxmin_system, p_constraint, m_powerCurrent * p_power.scale);
 448     if (tmgr_trace_event_free(event_type))
 449       p_power.event = NULL;
 450   } else if (event_type == p_stateEvent) {
 451     if (value > 0)
 452       p_stateCurrent = SURF_RESOURCE_ON;
 453     else
 454       p_stateCurrent = SURF_RESOURCE_OFF;
 455     if (tmgr_trace_event_free(event_type))
 456       p_stateEvent = NULL;
 457   } else {
 458     XBT_CRITICAL("Unknown event ! \n");
 459     xbt_abort();
 460   }
 461   return;
 462 }
 463
 464 void LinkL07::updateState(tmgr_trace_event_t event_type, double value, double date){
 465   XBT_DEBUG("Updating link %s (%p) with value=%f for date=%g", m_name, this, value, date);
 466   if (event_type == p_bwEvent) {
 467     m_bwCurrent = value;
 468     lmm_update_constraint_bound(ptask_maxmin_system, p_constraint, m_bwCurrent);
 469     if (tmgr_trace_event_free(event_type))
 470       p_bwEvent = NULL;
 471   } else if (event_type == p_latEvent) {
 472     lmm_variable_t var = NULL;
 473     WorkstationL07ActionLmmPtr action;
 474     lmm_element_t elem = NULL;
 475
 476     m_latCurrent = value;
 477     while ((var = lmm_get_var_from_cnst(ptask_maxmin_system, p_constraint, &elem))) {
 478       action = (WorkstationL07ActionLmmPtr) lmm_variable_id(var);
 479       action->updateBound();
 480     }
 481     if (tmgr_trace_event_free(event_type))
 482       p_latEvent = NULL;
 483   } else if (event_type == p_stateEvent) {
 484     if (value > 0)
 485       p_stateCurrent = SURF_RESOURCE_ON;
 486     else
 487       p_stateCurrent = SURF_RESOURCE_OFF;
 488     if (tmgr_trace_event_free(event_type))
 489       p_stateEvent = NULL;
 490   } else {
 491     XBT_CRITICAL("Unknown event ! \n");
 492     xbt_abort();
 493   }
 494   return;
 495 }
 496
 497 e_surf_resource_state_t WorkstationL07::getState()
 498 {
 499   return p_cpu->p_stateCurrent;
 500 }
 501
 502 e_surf_resource_state_t CpuL07::getState()
 503 {
 504   return p_stateCurrent;
 505 }
 506
 507 double CpuL07::getSpeed(double load)
 508 {
 509   return load * p_power.scale;
 510 }
 511
 512 double CpuL07::getAvailableSpeed()
 513 {
 514   return m_powerCurrent;
 515 }
 516
 517 ActionPtr WorkstationL07::execute(double size)
 518 {
 519   void **workstation_list = xbt_new0(void *, 1);
 520   double *computation_amount = xbt_new0(double, 1);
 521   double *communication_amount = xbt_new0(double, 1);
 522
 523   workstation_list[0] = static_cast<ResourcePtr>(this);
 524   communication_amount[0] = 0.0;
 525   computation_amount[0] = size;
 526
 527   return static_cast<WorkstationL07ModelPtr>(p_model)->executeParallelTask(1, workstation_list,
 528                                               computation_amount,
 529                                      communication_amount, -1);
 530 }
 531
 532 ActionPtr WorkstationL07::sleep(double duration)
 533 {
 534   WorkstationL07ActionLmmPtr action = NULL;
 535
 536   XBT_IN("(%s,%g)", m_name, duration);
 537
 538   action = dynamic_cast<WorkstationL07ActionLmmPtr>(execute(1.0));
 539   action->m_maxDuration = duration;
 540   action->m_suspended = 2;
 541   lmm_update_variable_weight(ptask_maxmin_system, action->p_variable, 0.0);
 542
 543   XBT_OUT();
 544   return action;
 545 }
 546
 547 double LinkL07::getBandwidth()
 548 {
 549   return m_bwCurrent;
 550 }
 551
 552 double LinkL07::getLatency()
 553 {
 554   return m_latCurrent;
 555 }
 556
 557 bool LinkL07::isShared()
 558 {
 559   return lmm_constraint_is_shared(p_constraint);
 560 }
 561
 562 /**********
 563  * Action *
 564  **********/
 565
 566 WorkstationL07ActionLmm::~WorkstationL07ActionLmm(){
 567   free(p_workstationList);
 568   free(p_communicationAmount);
 569   free(p_computationAmount);
 570 #ifdef HAVE_TRACING
 571   xbt_free(p_category);
 572 #endif
 573 }
 574
 575 void WorkstationL07ActionLmm::updateBound()
 576 {
 577   double lat_current = 0.0;
 578   double lat_bound = -1.0;
 579   int i, j;
 580
 581   for (i = 0; i < m_workstationNb; i++) {
 582     for (j = 0; j < m_workstationNb; j++) {
 583       xbt_dynar_t route=NULL;
 584
 585       if (p_communicationAmount[i * m_workstationNb + j] > 0) {
 586         double lat = 0.0;
 587         routing_platf->getRouteAndLatency(dynamic_cast<WorkstationL07Ptr>(
 588                                            static_cast<ResourcePtr>(
 589                                             surf_workstation_resource_priv(p_workstationList[i])))->p_netElm,
 590                                           dynamic_cast<WorkstationL07Ptr>(
 591                                            static_cast<ResourcePtr>(
 592                                                             surf_workstation_resource_priv(p_workstationList[j])))->p_netElm,
 593                                                           &route, &lat);
 594
 595         lat_current = MAX(lat_current, lat * p_communicationAmount[i * m_workstationNb + j]);
 596       }
 597     }
 598   }
 599   lat_bound = sg_tcp_gamma / (2.0 * lat_current);
 600   XBT_DEBUG("action (%p) : lat_bound = %g", this, lat_bound);
 601   if ((m_latency == 0.0) && (m_suspended == 0)) {
 602     if (m_rate < 0)
 603       lmm_update_variable_bound(ptask_maxmin_system, p_variable, lat_bound);
 604     else
 605       lmm_update_variable_bound(ptask_maxmin_system, p_variable, min(m_rate, lat_bound));
 606   }
 607 }
 608
 609 int WorkstationL07ActionLmm::unref()
 610 {
 611   m_refcount--;
 612   if (!m_refcount) {
 613     xbt_swag_remove(static_cast<ActionPtr>(this), p_stateSet);
 614     if (p_variable)
 615       lmm_variable_free(ptask_maxmin_system, p_variable);
 616     delete this;
 617     return 1;
 618   }
 619   return 0;
 620 }
 621
 622 void WorkstationL07ActionLmm::cancel()
 623 {
 624   setState(SURF_ACTION_FAILED);
 625   return;
 626 }
 627
 628 void WorkstationL07ActionLmm::suspend()
 629 {
 630   XBT_IN("(%p))", this);
 631   if (m_suspended != 2) {
 632     m_suspended = 1;
 633     lmm_update_variable_weight(ptask_maxmin_system, p_variable, 0.0);
 634   }
 635   XBT_OUT();
 636 }
 637
 638 void WorkstationL07ActionLmm::resume()
 639 {
 640   XBT_IN("(%p)", this);
 641   if (m_suspended != 2) {
 642     lmm_update_variable_weight(ptask_maxmin_system, p_variable, 1.0);
 643     m_suspended = 0;
 644   }
 645   XBT_OUT();
 646 }
 647
 648 bool WorkstationL07ActionLmm::isSuspended()
 649 {
 650   return m_suspended == 1;
 651 }
 652
 653 void WorkstationL07ActionLmm::setMaxDuration(double duration)
 654 {                               /* FIXME: should inherit */
 655   XBT_IN("(%p,%g)", this, duration);
 656   m_maxDuration = duration;
 657   XBT_OUT();
 658 }
 659
 660 void WorkstationL07ActionLmm::setPriority(double priority)
 661 {                               /* FIXME: should inherit */
 662   XBT_IN("(%p,%g)", this, priority);
 663   m_priority = priority;
 664   XBT_OUT();
 665 }
 666
 667 double WorkstationL07ActionLmm::getRemains()
 668 {
 669   XBT_IN("(%p)", this);
 670   XBT_OUT();
 671   return m_remains;
 672 }
 673
 674
 675
 676
 677
 678
 679
 680
 681
 682 static void ptask_finalize(void)
 683 {
 684   xbt_dict_free(&ptask_parallel_task_link_set);
 685
 686   delete surf_workstation_model;
 687   surf_workstation_model = NULL;
 688   delete surf_network_model;
 689   surf_network_model = NULL;
 690
 691   ptask_host_count = 0;
 692
 693   if (ptask_maxmin_system) {
 694     lmm_system_free(ptask_maxmin_system);
 695     ptask_maxmin_system = NULL;
 696   }
 697 }
 698
 699 /**************************************/
 700 /******* Resource Private    **********/
 701 /**************************************/
 702
 703
 704
 705
 706
 707
 708
 709
 710
 711
 712
 713
 714
 715
 716
 717
 718 /**************************************/
 719 /*** Resource Creation & Destruction **/
 720 /**************************************/
 721
 722 static void ptask_parse_workstation_init(sg_platf_host_cbarg_t host)
 723 {
 724   static_cast<WorkstationL07ModelPtr>(surf_workstation_model)->createResource(
 725       host->id,
 726       host->power_peak,
 727       host->power_scale,
 728       host->power_trace,
 729       host->initial_state,
 730       host->state_trace,
 731       host->properties);
 732 }
 733
 734 static void ptask_parse_cpu_init(sg_platf_host_cbarg_t host)
 735 {
 736         static_cast<CpuL07ModelPtr>(surf_cpu_model)->createResource(
 737       host->id,
 738       host->power_peak,
 739       host->power_scale,
 740       host->power_trace,
 741       host->initial_state,
 742       host->state_trace,
 743       host->properties);
 744 }
 745
 746
 747
 748 static void ptask_parse_link_init(sg_platf_link_cbarg_t link)
 749 {
 750   if (link->policy == SURF_LINK_FULLDUPLEX) {
 751     char *link_id;
 752     link_id = bprintf("%s_UP", link->id);
 753     static_cast<NetworkL07ModelPtr>(surf_network_model)->createResource(link_id,
 754                                link->bandwidth,
 755                                link->bandwidth_trace,
 756                                link->latency,
 757                                link->latency_trace,
 758                                link->state,
 759                                link->state_trace,
 760                                link->policy,
 761                                link->properties);
 762     xbt_free(link_id);
 763     link_id = bprintf("%s_DOWN", link->id);
 764     static_cast<NetworkL07ModelPtr>(surf_network_model)->createResource(link_id,
 765                                link->bandwidth,
 766                                link->bandwidth_trace,
 767                                link->latency,
 768                                link->latency_trace,
 769                                link->state,
 770                                link->state_trace,
 771                                link->policy,
 772                                NULL); /* FIXME: We need to deep copy the
 773                                        * properties or we won't be able to free
 774                                        * it */
 775     xbt_free(link_id);
 776   } else {
 777           static_cast<NetworkL07ModelPtr>(surf_network_model)->createResource(link->id,
 778                                link->bandwidth,
 779                                link->bandwidth_trace,
 780                                link->latency,
 781                                link->latency_trace,
 782                                link->state,
 783                                link->state_trace,
 784                                link->policy,
 785                                link->properties);
 786   }
 787
 788   current_property_set = NULL;
 789 }
 790
 791 static void ptask_add_traces(){
 792   static_cast<WorkstationL07ModelPtr>(surf_workstation_model)->addTraces();
 793 }
 794
 795 static void ptask_define_callbacks()
 796 {
 797   sg_platf_host_add_cb(ptask_parse_cpu_init);
 798   sg_platf_host_add_cb(ptask_parse_workstation_init);
 799   sg_platf_link_add_cb(ptask_parse_link_init);
 800   sg_platf_postparse_add_cb(ptask_add_traces);
 801 }
 802
 803 /**************************************/
 804 /*************** Generic **************/
 805 /**************************************/
 806 void surf_workstation_model_init_ptask_L07(void)
 807 {
 808   XBT_INFO("surf_workstation_model_init_ptask_L07");
 809   xbt_assert(!surf_cpu_model, "CPU model type already defined");
 810   xbt_assert(!surf_network_model, "network model type already defined");
 811   ptask_define_callbacks();
 812   surf_workstation_model = new WorkstationL07Model();
 813   ModelPtr model = static_cast<ModelPtr>(surf_workstation_model);
 814   xbt_dynar_push(model_list, &model);
 815 }