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   surf_workstation_model = NULL;
  21   surf_network_model = new NetworkL07Model();
  22   surf_cpu_model = new CpuL07Model();
  23   routing_model_create(p_networkModel->createResource("__loopback__",
  24                                                           498000000, NULL,
  25                                                           0.000015, NULL,
  26                                                           SURF_RESOURCE_ON, NULL,
  27                                                           SURF_LINK_FATPIPE, NULL));
  28 }
  29
  30 WorkstationL07Model::~WorkstationL07Model() {
  31   xbt_dict_free(&ptask_parallel_task_link_set);
  32
  33   delete surf_cpu_model;
  34   delete surf_network_model;
  35   ptask_host_count = 0;
  36
  37   if (ptask_maxmin_system) {
  38     lmm_system_free(ptask_maxmin_system);
  39     ptask_maxmin_system = NULL;
  40   }
  41 }
  42
  43 double WorkstationL07Model::shareResources(double now)
  44 {
  45   void *_action;
  46   WorkstationL07ActionLmmPtr action;
  47
  48   xbt_swag_t running_actions = this->p_runningActionSet;
  49   double min = this->shareResourcesMaxMin(running_actions,
  50                                               ptask_maxmin_system,
  51                                               bottleneck_solve);
  52
  53   xbt_swag_foreach(_action, running_actions) {
  54         action = dynamic_cast<WorkstationL07ActionLmmPtr>(static_cast<ActionPtr>(_action));
  55     if (action->m_latency > 0) {
  56       if (min < 0) {
  57         min = action->m_latency;
  58         XBT_DEBUG("Updating min (value) with %p (start %f): %f", action,
  59                action->m_start, min);
  60       } else if (action->m_latency < min) {
  61         min = action->m_latency;
  62         XBT_DEBUG("Updating min (latency) with %p (start %f): %f", action,
  63                action->m_start, min);
  64       }
  65     }
  66   }
  67
  68   XBT_DEBUG("min value : %f", min);
  69
  70   return min;
  71 }
  72
  73 void WorkstationL07Model::updateActionsState(double now, double delta)
  74 {
  75   double deltap = 0.0;
  76   void *_action, *_next_action;
  77   WorkstationL07ActionLmmPtr action;
  78
  79   xbt_swag_foreach_safe(_action, _next_action, p_runningActionSet) {
  80     action = dynamic_cast<WorkstationL07ActionLmmPtr>(static_cast<ActionPtr>(_action));
  81
  82     deltap = delta;
  83     if (action->m_latency > 0) {
  84       if (action->m_latency > deltap) {
  85         double_update(&(action->m_latency), deltap);
  86         deltap = 0.0;
  87       } else {
  88         double_update(&(deltap), action->m_latency);
  89         action->m_latency = 0.0;
  90       }
  91       if ((action->m_latency == 0.0) && (action->m_suspended == 0)) {
  92         action->updateBound();
  93         lmm_update_variable_weight(ptask_maxmin_system, action->p_variable, 1.0);
  94       }
  95     }
  96     XBT_DEBUG("Action (%p) : remains (%g) updated by %g.",
  97            action, action->m_remains, lmm_variable_getvalue(action->p_variable) * delta);
  98     double_update(&(action->m_remains), lmm_variable_getvalue(action->p_variable) * delta);
  99
 100     if (action->m_maxDuration != NO_MAX_DURATION)
 101       double_update(&(action->m_maxDuration), delta);
 102
 103     XBT_DEBUG("Action (%p) : remains (%g).",
 104            action, action->m_remains);
 105     if ((action->m_remains <= 0) &&
 106         (lmm_get_variable_weight(action->p_variable) > 0)) {
 107       action->m_finish = surf_get_clock();
 108       action->setState(SURF_ACTION_DONE);
 109     } else if ((action->m_maxDuration != NO_MAX_DURATION) &&
 110                (action->m_maxDuration <= 0)) {
 111       action->m_finish = surf_get_clock();
 112      action->setState(SURF_ACTION_DONE);
 113     } else {
 114       /* Need to check that none of the model has failed */
 115       lmm_constraint_t cnst = NULL;
 116       int i = 0;
 117       void *constraint_id = NULL;
 118
 119       while ((cnst = lmm_get_cnst_from_var(ptask_maxmin_system, action->p_variable,
 120                                     i++))) {
 121         constraint_id = lmm_constraint_id(cnst);
 122
 123         if (static_cast<WorkstationCLM03LmmPtr>(constraint_id)->p_stateCurrent == SURF_RESOURCE_OFF) {
 124           XBT_DEBUG("Action (%p) Failed!!", action);
 125           action->m_finish = surf_get_clock();
 126           action->setState(SURF_ACTION_FAILED);
 127           break;
 128         }
 129       }
 130     }
 131   }
 132   return;
 133 }
 134
 135 ActionPtr WorkstationL07Model::executeParallelTask(int workstation_nb,
 136                                                    void **workstation_list,
 137                                                  double
 138                                                  *computation_amount, double
 139                                                  *communication_amount,
 140                                                  double rate)
 141 {
 142   WorkstationL07ActionLmmPtr action;
 143   int i, j;
 144   unsigned int cpt;
 145   int nb_link = 0;
 146   int nb_host = 0;
 147   double latency = 0.0;
 148
 149   if (ptask_parallel_task_link_set == NULL)
 150     ptask_parallel_task_link_set = xbt_dict_new_homogeneous(NULL);
 151
 152   xbt_dict_reset(ptask_parallel_task_link_set);
 153
 154   /* Compute the number of affected resources... */
 155   for (i = 0; i < workstation_nb; i++) {
 156     for (j = 0; j < workstation_nb; j++) {
 157       xbt_dynar_t route=NULL;
 158
 159       if (communication_amount[i * workstation_nb + j] > 0) {
 160         double lat=0.0;
 161         unsigned int cpt;
 162         void *_link;
 163         LinkL07Ptr link;
 164
 165         routing_platf->getRouteAndLatency(dynamic_cast<WorkstationL07Ptr>(
 166                                                    static_cast<ResourcePtr>(
 167                                                     workstation_list[i]))->p_netElm,
 168                                                   dynamic_cast<WorkstationL07Ptr>(
 169                                                    static_cast<ResourcePtr>(
 170                                                         workstation_list[j]))->p_netElm,
 171                                                   &route,
 172                                                   &lat);
 173         latency = MAX(latency, lat);
 174
 175         xbt_dynar_foreach(route, cpt, _link) {
 176            link = dynamic_cast<LinkL07Ptr>(static_cast<ResourcePtr>(_link));
 177            xbt_dict_set(ptask_parallel_task_link_set, link->m_name, link, NULL);
 178         }
 179       }
 180     }
 181   }
 182
 183   nb_link = xbt_dict_length(ptask_parallel_task_link_set);
 184   xbt_dict_reset(ptask_parallel_task_link_set);
 185
 186   for (i = 0; i < workstation_nb; i++)
 187     if (computation_amount[i] > 0)
 188       nb_host++;
 189
 190   action = new WorkstationL07ActionLmm(this, 1, 0);
 191   XBT_DEBUG("Creating a parallel task (%p) with %d cpus and %d links.",
 192          action, workstation_nb, nb_link);
 193   action->m_suspended = 0;        /* Should be useless because of the
 194                                    calloc but it seems to help valgrind... */
 195   action->m_workstationNb = workstation_nb;
 196   action->p_workstationList = (WorkstationCLM03Ptr *) workstation_list;
 197   action->p_computationAmount = computation_amount;
 198   action->p_communicationAmount = communication_amount;
 199   action->m_latency = latency;
 200   action->m_rate = rate;
 201
 202   action->p_variable = lmm_variable_new(ptask_maxmin_system, action, 1.0,
 203                        (action->m_rate > 0) ? action->m_rate : -1.0,
 204                        workstation_nb + nb_link);
 205
 206   if (action->m_latency > 0)
 207     lmm_update_variable_weight(ptask_maxmin_system, action->p_variable, 0.0);
 208
 209   for (i = 0; i < workstation_nb; i++)
 210     lmm_expand(ptask_maxmin_system,
 211                static_cast<CpuLmmPtr>(dynamic_cast<WorkstationL07Ptr>(
 212                                            static_cast<ResourcePtr>(workstation_list[i]))->p_cpu)->p_constraint,
 213                action->p_variable, computation_amount[i]);
 214
 215   for (i = 0; i < workstation_nb; i++) {
 216     for (j = 0; j < workstation_nb; j++) {
 217       void *_link;
 218       LinkL07Ptr link;
 219
 220       xbt_dynar_t route=NULL;
 221       if (communication_amount[i * workstation_nb + j] == 0.0)
 222         continue;
 223
 224       routing_platf->getRouteAndLatency(dynamic_cast<WorkstationL07Ptr>(
 225                                          static_cast<ResourcePtr>(workstation_list[i]))->p_netElm,
 226                                         dynamic_cast<WorkstationL07Ptr>(
 227                                          static_cast<ResourcePtr>(workstation_list[j]))->p_netElm,
 228                                             &route, NULL);
 229
 230       xbt_dynar_foreach(route, cpt, _link) {
 231         link = dynamic_cast<LinkL07Ptr>(static_cast<ResourcePtr>(_link));
 232         lmm_expand_add(ptask_maxmin_system, link->p_constraint,
 233                        action->p_variable,
 234                        communication_amount[i * workstation_nb + j]);
 235       }
 236     }
 237   }
 238
 239   if (nb_link + nb_host == 0) {
 240     action->m_cost = 1.0;
 241     action->m_remains = 0.0;
 242   }
 243
 244   return static_cast<ActionPtr>(action);
 245 }
 246
 247 ResourcePtr WorkstationL07Model::createResource(const char *name, double power_scale,
 248                                double power_initial,
 249                                tmgr_trace_t power_trace,
 250                                e_surf_resource_state_t state_initial,
 251                                tmgr_trace_t state_trace,
 252                                xbt_dict_t cpu_properties)
 253 {
 254   WorkstationL07Ptr wk = NULL;
 255   xbt_assert(!surf_workstation_resource_priv(surf_workstation_resource_by_name(name)),
 256               "Host '%s' declared several times in the platform file.",
 257               name);
 258
 259   wk = new WorkstationL07(this, name, cpu_properties,
 260                                   static_cast<RoutingEdgePtr>(xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL)),
 261                                   dynamic_cast<CpuPtr>(static_cast<ResourcePtr>(xbt_lib_get_or_null(host_lib, name, SURF_CPU_LEVEL))));
 262
 263   xbt_lib_set(host_lib, name, SURF_WKS_LEVEL, static_cast<ResourcePtr>(wk));
 264
 265   return wk;//FIXME:xbt_lib_get_elm_or_null(host_lib, name);
 266 }
 267
 268 ActionPtr WorkstationL07Model::communicate(WorkstationCLM03Ptr src, WorkstationCLM03Ptr dst,
 269                                        double size, double rate)
 270 {
 271   void **workstation_list = xbt_new0(void *, 2);
 272   double *computation_amount = xbt_new0(double, 2);
 273   double *communication_amount = xbt_new0(double, 4);
 274   ActionPtr res = NULL;
 275
 276   workstation_list[0] = static_cast<ResourcePtr>(src);
 277   workstation_list[1] = static_cast<ResourcePtr>(dst);
 278   communication_amount[1] = size;
 279
 280   res = executeParallelTask(2, workstation_list,
 281                                     computation_amount,
 282                                     communication_amount, rate);
 283
 284   return res;
 285 }
 286
 287 xbt_dynar_t WorkstationL07Model::getRoute(WorkstationCLM03Ptr src, WorkstationCLM03Ptr dst)
 288 {
 289   xbt_dynar_t route=NULL;
 290   routing_platf->getRouteAndLatency(src->p_netElm, dst->p_netElm, &route, NULL);
 291   return route;
 292 }
 293
 294 ResourcePtr CpuL07Model::createResource(const char *name, double power_scale,
 295                                double power_initial,
 296                                tmgr_trace_t power_trace,
 297                                e_surf_resource_state_t state_initial,
 298                                tmgr_trace_t state_trace,
 299                                xbt_dict_t cpu_properties)
 300 {
 301   CpuL07Ptr cpu = NULL;
 302   xbt_assert(!surf_workstation_resource_priv(surf_workstation_resource_by_name(name)),
 303               "Host '%s' declared several times in the platform file.",
 304               name);
 305
 306   cpu = new CpuL07(this, name, cpu_properties);
 307
 308   cpu->p_power.scale = power_scale;
 309   xbt_assert(cpu->p_power.scale > 0, "Power has to be >0");
 310
 311   cpu->m_powerCurrent = power_initial;
 312   if (power_trace)
 313     cpu->p_power.event =
 314         tmgr_history_add_trace(history, power_trace, 0.0, 0, static_cast<ResourcePtr>(cpu));
 315
 316   cpu->p_stateCurrent = state_initial;
 317   if (state_trace)
 318     cpu->p_stateEvent =
 319         tmgr_history_add_trace(history, state_trace, 0.0, 0, static_cast<ResourcePtr>(cpu));
 320
 321   cpu->p_constraint =
 322       lmm_constraint_new(ptask_maxmin_system, cpu,
 323                          cpu->m_powerCurrent * cpu->p_power.scale);
 324
 325   xbt_lib_set(host_lib, name, SURF_CPU_LEVEL, static_cast<ResourcePtr>(cpu));
 326
 327   return cpu;//FIXME:xbt_lib_get_elm_or_null(host_lib, name);
 328 }
 329
 330 ResourcePtr NetworkL07Model::createResource(const char *name,
 331                                  double bw_initial,
 332                                  tmgr_trace_t bw_trace,
 333                                  double lat_initial,
 334                                  tmgr_trace_t lat_trace,
 335                                  e_surf_resource_state_t
 336                                  state_initial,
 337                                  tmgr_trace_t state_trace,
 338                                  e_surf_link_sharing_policy_t
 339                                  policy, xbt_dict_t properties)
 340 {
 341   LinkL07Ptr nw_link = new LinkL07(this, xbt_strdup(name), properties);
 342   xbt_assert(!xbt_lib_get_or_null(link_lib, name, SURF_LINK_LEVEL),
 343               "Link '%s' declared several times in the platform file.",
 344               name);
 345
 346   nw_link->m_bwCurrent = bw_initial;
 347   if (bw_trace)
 348     nw_link->p_bwEvent =
 349         tmgr_history_add_trace(history, bw_trace, 0.0, 0, static_cast<ResourcePtr>(nw_link));
 350   nw_link->p_stateCurrent = state_initial;
 351   nw_link->m_latCurrent = lat_initial;
 352   if (lat_trace)
 353     nw_link->p_latEvent =
 354         tmgr_history_add_trace(history, lat_trace, 0.0, 0, static_cast<ResourcePtr>(nw_link));
 355   if (state_trace)
 356     nw_link->p_stateEvent =
 357         tmgr_history_add_trace(history, state_trace, 0.0, 0, static_cast<ResourcePtr>(nw_link));
 358
 359   nw_link->p_constraint =
 360       lmm_constraint_new(ptask_maxmin_system, nw_link,
 361                          nw_link->m_bwCurrent);
 362
 363   if (policy == SURF_LINK_FATPIPE)
 364     lmm_constraint_shared(nw_link->p_constraint);
 365
 366   xbt_lib_set(link_lib, name, SURF_LINK_LEVEL, static_cast<ResourcePtr>(nw_link));
 367   return nw_link;
 368 }
 369
 370 void WorkstationL07Model::addTraces()
 371 {
 372   xbt_dict_cursor_t cursor = NULL;
 373   char *trace_name, *elm;
 374
 375   if (!trace_connect_list_host_avail)
 376     return;
 377
 378   /* Connect traces relative to cpu */
 379   xbt_dict_foreach(trace_connect_list_host_avail, cursor, trace_name, elm) {
 380     tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
 381     CpuL07Ptr host = dynamic_cast<CpuL07Ptr>(
 382                            static_cast<ResourcePtr>(
 383                              surf_cpu_resource_priv(
 384                                surf_cpu_resource_by_name(elm))));
 385
 386     xbt_assert(host, "Host %s undefined", elm);
 387     xbt_assert(trace, "Trace %s undefined", trace_name);
 388
 389     host->p_stateEvent = tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(host));
 390   }
 391
 392   xbt_dict_foreach(trace_connect_list_power, cursor, trace_name, elm) {
 393     tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
 394     CpuL07Ptr host = dynamic_cast<CpuL07Ptr>(
 395                            static_cast<ResourcePtr>(
 396                              surf_cpu_resource_priv(
 397                                surf_cpu_resource_by_name(elm))));
 398
 399     xbt_assert(host, "Host %s undefined", elm);
 400     xbt_assert(trace, "Trace %s undefined", trace_name);
 401
 402     host->p_power.event = tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(host));
 403   }
 404
 405   /* Connect traces relative to network */
 406   xbt_dict_foreach(trace_connect_list_link_avail, cursor, trace_name, elm) {
 407     tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
 408     LinkL07Ptr link = dynamic_cast<LinkL07Ptr>(static_cast<ResourcePtr>(xbt_lib_get_or_null(link_lib, elm, SURF_LINK_LEVEL)));
 409
 410     xbt_assert(link, "Link %s undefined", elm);
 411     xbt_assert(trace, "Trace %s undefined", trace_name);
 412
 413     link->p_stateEvent = tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(link));
 414   }
 415
 416   xbt_dict_foreach(trace_connect_list_bandwidth, cursor, trace_name, elm) {
 417     tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
 418     LinkL07Ptr link = dynamic_cast<LinkL07Ptr>(static_cast<ResourcePtr>(xbt_lib_get_or_null(link_lib, elm, SURF_LINK_LEVEL)));
 419
 420     xbt_assert(link, "Link %s undefined", elm);
 421     xbt_assert(trace, "Trace %s undefined", trace_name);
 422
 423     link->p_bwEvent = tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(link));
 424   }
 425
 426   xbt_dict_foreach(trace_connect_list_latency, cursor, trace_name, elm) {
 427     tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
 428     LinkL07Ptr link = dynamic_cast<LinkL07Ptr>(static_cast<ResourcePtr>(xbt_lib_get_or_null(link_lib, elm, SURF_LINK_LEVEL)));
 429
 430     xbt_assert(link, "Link %s undefined", elm);
 431     xbt_assert(trace, "Trace %s undefined", trace_name);
 432
 433     link->p_latEvent = tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(link));
 434   }
 435 }
 436
 437 /************
 438  * Resource *
 439  ************/
 440
 441 WorkstationL07::WorkstationL07(WorkstationModelPtr model, const char* name, xbt_dict_t props, RoutingEdgePtr netElm, CpuPtr cpu)
 442   : Resource(model, name, props), WorkstationCLM03Lmm(model, name, props, NULL, netElm, cpu)
 443 {
 444 }
 445
 446 CpuL07::CpuL07(CpuL07ModelPtr model, const char* name, xbt_dict_t props)
 447  : Resource(model, name, props), CpuLmm(model, name, props) {
 448
 449 }
 450
 451 LinkL07::LinkL07(NetworkL07ModelPtr model, const char* name, xbt_dict_t props)
 452  : Resource(model, name, props), NetworkCm02LinkLmm(model, name, props) {
 453
 454 }
 455
 456 bool CpuL07::isUsed(){
 457   return lmm_constraint_used(ptask_maxmin_system, p_constraint);
 458 }
 459
 460 bool LinkL07::isUsed(){
 461   return lmm_constraint_used(ptask_maxmin_system, p_constraint);
 462 }
 463
 464 void CpuL07::updateState(tmgr_trace_event_t event_type, double value, double date){
 465   XBT_DEBUG("Updating cpu %s (%p) with value %g", m_name, this, value);
 466   if (event_type == p_power.event) {
 467         m_powerCurrent = value;
 468     lmm_update_constraint_bound(ptask_maxmin_system, p_constraint, m_powerCurrent * p_power.scale);
 469     if (tmgr_trace_event_free(event_type))
 470       p_power.event = NULL;
 471   } else if (event_type == p_stateEvent) {
 472     if (value > 0)
 473       p_stateCurrent = SURF_RESOURCE_ON;
 474     else
 475       p_stateCurrent = SURF_RESOURCE_OFF;
 476     if (tmgr_trace_event_free(event_type))
 477       p_stateEvent = NULL;
 478   } else {
 479     XBT_CRITICAL("Unknown event ! \n");
 480     xbt_abort();
 481   }
 482   return;
 483 }
 484
 485 void LinkL07::updateState(tmgr_trace_event_t event_type, double value, double date){
 486   XBT_DEBUG("Updating link %s (%p) with value=%f for date=%g", m_name, this, value, date);
 487   if (event_type == p_bwEvent) {
 488     m_bwCurrent = value;
 489     lmm_update_constraint_bound(ptask_maxmin_system, p_constraint, m_bwCurrent);
 490     if (tmgr_trace_event_free(event_type))
 491       p_bwEvent = NULL;
 492   } else if (event_type == p_latEvent) {
 493     lmm_variable_t var = NULL;
 494     WorkstationL07ActionLmmPtr action;
 495     lmm_element_t elem = NULL;
 496
 497     m_latCurrent = value;
 498     while ((var = lmm_get_var_from_cnst(ptask_maxmin_system, p_constraint, &elem))) {
 499       action = (WorkstationL07ActionLmmPtr) lmm_variable_id(var);
 500       action->updateBound();
 501     }
 502     if (tmgr_trace_event_free(event_type))
 503       p_latEvent = NULL;
 504   } else if (event_type == p_stateEvent) {
 505     if (value > 0)
 506       p_stateCurrent = SURF_RESOURCE_ON;
 507     else
 508       p_stateCurrent = SURF_RESOURCE_OFF;
 509     if (tmgr_trace_event_free(event_type))
 510       p_stateEvent = NULL;
 511   } else {
 512     XBT_CRITICAL("Unknown event ! \n");
 513     xbt_abort();
 514   }
 515   return;
 516 }
 517
 518 e_surf_resource_state_t WorkstationL07::getState()
 519 {
 520   return p_cpu->p_stateCurrent;
 521 }
 522
 523 e_surf_resource_state_t CpuL07::getState()
 524 {
 525   return p_stateCurrent;
 526 }
 527
 528 double CpuL07::getSpeed(double load)
 529 {
 530   return load * p_power.scale;
 531 }
 532
 533 double CpuL07::getAvailableSpeed()
 534 {
 535   return m_powerCurrent;
 536 }
 537
 538 ActionPtr WorkstationL07::execute(double size)
 539 {
 540   void **workstation_list = xbt_new0(void *, 1);
 541   double *computation_amount = xbt_new0(double, 1);
 542   double *communication_amount = xbt_new0(double, 1);
 543
 544   workstation_list[0] = static_cast<ResourcePtr>(this);
 545   communication_amount[0] = 0.0;
 546   computation_amount[0] = size;
 547
 548   return static_cast<WorkstationL07ModelPtr>(p_model)->executeParallelTask(1, workstation_list,
 549                                               computation_amount,
 550                                      communication_amount, -1);
 551 }
 552
 553 ActionPtr WorkstationL07::sleep(double duration)
 554 {
 555   WorkstationL07ActionLmmPtr action = NULL;
 556
 557   XBT_IN("(%s,%g)", m_name, duration);
 558
 559   action = dynamic_cast<WorkstationL07ActionLmmPtr>(execute(1.0));
 560   action->m_maxDuration = duration;
 561   action->m_suspended = 2;
 562   lmm_update_variable_weight(ptask_maxmin_system, action->p_variable, 0.0);
 563
 564   XBT_OUT();
 565   return action;
 566 }
 567
 568 double LinkL07::getBandwidth()
 569 {
 570   return m_bwCurrent;
 571 }
 572
 573 double LinkL07::getLatency()
 574 {
 575   return m_latCurrent;
 576 }
 577
 578 bool LinkL07::isShared()
 579 {
 580   return lmm_constraint_is_shared(p_constraint);
 581 }
 582
 583 /**********
 584  * Action *
 585  **********/
 586
 587 WorkstationL07ActionLmm::~WorkstationL07ActionLmm(){
 588   free(p_workstationList);
 589   free(p_communicationAmount);
 590   free(p_computationAmount);
 591 #ifdef HAVE_TRACING
 592   xbt_free(p_category);
 593 #endif
 594 }
 595
 596 void WorkstationL07ActionLmm::updateBound()
 597 {
 598   double lat_current = 0.0;
 599   double lat_bound = -1.0;
 600   int i, j;
 601
 602   for (i = 0; i < m_workstationNb; i++) {
 603     for (j = 0; j < m_workstationNb; j++) {
 604       xbt_dynar_t route=NULL;
 605
 606       if (p_communicationAmount[i * m_workstationNb + j] > 0) {
 607         double lat = 0.0;
 608         routing_platf->getRouteAndLatency(dynamic_cast<WorkstationL07Ptr>(
 609                                            static_cast<ResourcePtr>(((void**)p_workstationList)[i]))->p_netElm,
 610                                           dynamic_cast<WorkstationL07Ptr>(
 611                                            static_cast<ResourcePtr>(((void**)p_workstationList)[j]))->p_netElm,
 612                                                           &route, &lat);
 613
 614         lat_current = MAX(lat_current, lat * p_communicationAmount[i * m_workstationNb + j]);
 615       }
 616     }
 617   }
 618   lat_bound = sg_tcp_gamma / (2.0 * lat_current);
 619   XBT_DEBUG("action (%p) : lat_bound = %g", this, lat_bound);
 620   if ((m_latency == 0.0) && (m_suspended == 0)) {
 621     if (m_rate < 0)
 622       lmm_update_variable_bound(ptask_maxmin_system, p_variable, lat_bound);
 623     else
 624       lmm_update_variable_bound(ptask_maxmin_system, p_variable, min(m_rate, lat_bound));
 625   }
 626 }
 627
 628 int WorkstationL07ActionLmm::unref()
 629 {
 630   m_refcount--;
 631   if (!m_refcount) {
 632     xbt_swag_remove(static_cast<ActionPtr>(this), p_stateSet);
 633     if (p_variable)
 634       lmm_variable_free(ptask_maxmin_system, p_variable);
 635     delete this;
 636     return 1;
 637   }
 638   return 0;
 639 }
 640
 641 void WorkstationL07ActionLmm::cancel()
 642 {
 643   setState(SURF_ACTION_FAILED);
 644   return;
 645 }
 646
 647 void WorkstationL07ActionLmm::suspend()
 648 {
 649   XBT_IN("(%p))", this);
 650   if (m_suspended != 2) {
 651     m_suspended = 1;
 652     lmm_update_variable_weight(ptask_maxmin_system, p_variable, 0.0);
 653   }
 654   XBT_OUT();
 655 }
 656
 657 void WorkstationL07ActionLmm::resume()
 658 {
 659   XBT_IN("(%p)", this);
 660   if (m_suspended != 2) {
 661     lmm_update_variable_weight(ptask_maxmin_system, p_variable, 1.0);
 662     m_suspended = 0;
 663   }
 664   XBT_OUT();
 665 }
 666
 667 bool WorkstationL07ActionLmm::isSuspended()
 668 {
 669   return m_suspended == 1;
 670 }
 671
 672 void WorkstationL07ActionLmm::setMaxDuration(double duration)
 673 {                               /* FIXME: should inherit */
 674   XBT_IN("(%p,%g)", this, duration);
 675   m_maxDuration = duration;
 676   XBT_OUT();
 677 }
 678
 679 void WorkstationL07ActionLmm::setPriority(double priority)
 680 {                               /* FIXME: should inherit */
 681   XBT_IN("(%p,%g)", this, priority);
 682   m_priority = priority;
 683   XBT_OUT();
 684 }
 685
 686 double WorkstationL07ActionLmm::getRemains()
 687 {
 688   XBT_IN("(%p)", this);
 689   XBT_OUT();
 690   return m_remains;
 691 }
 692
 693
 694
 695
 696
 697
 698
 699
 700
 701 static void ptask_finalize(void)
 702 {
 703   xbt_dict_free(&ptask_parallel_task_link_set);
 704
 705   delete surf_workstation_model;
 706   surf_workstation_model = NULL;
 707   delete surf_network_model;
 708   surf_network_model = NULL;
 709
 710   ptask_host_count = 0;
 711
 712   if (ptask_maxmin_system) {
 713     lmm_system_free(ptask_maxmin_system);
 714     ptask_maxmin_system = NULL;
 715   }
 716 }
 717
 718 /**************************************/
 719 /******* Resource Private    **********/
 720 /**************************************/
 721
 722
 723
 724
 725
 726
 727
 728
 729
 730
 731
 732
 733
 734
 735
 736
 737 /**************************************/
 738 /*** Resource Creation & Destruction **/
 739 /**************************************/
 740
 741 static void ptask_parse_workstation_init(sg_platf_host_cbarg_t host)
 742 {
 743   static_cast<WorkstationL07ModelPtr>(surf_workstation_model)->createResource(
 744       host->id,
 745       host->power_peak,
 746       host->power_scale,
 747       host->power_trace,
 748       host->initial_state,
 749       host->state_trace,
 750       host->properties);
 751 }
 752
 753 static void ptask_parse_cpu_init(sg_platf_host_cbarg_t host)
 754 {
 755         static_cast<CpuL07ModelPtr>(surf_cpu_model)->createResource(
 756       host->id,
 757       host->power_peak,
 758       host->power_scale,
 759       host->power_trace,
 760       host->initial_state,
 761       host->state_trace,
 762       host->properties);
 763 }
 764
 765
 766
 767 static void ptask_parse_link_init(sg_platf_link_cbarg_t link)
 768 {
 769   if (link->policy == SURF_LINK_FULLDUPLEX) {
 770     char *link_id;
 771     link_id = bprintf("%s_UP", link->id);
 772     static_cast<NetworkL07ModelPtr>(surf_network_model)->createResource(link_id,
 773                                link->bandwidth,
 774                                link->bandwidth_trace,
 775                                link->latency,
 776                                link->latency_trace,
 777                                link->state,
 778                                link->state_trace,
 779                                link->policy,
 780                                link->properties);
 781     xbt_free(link_id);
 782     link_id = bprintf("%s_DOWN", link->id);
 783     static_cast<NetworkL07ModelPtr>(surf_network_model)->createResource(link_id,
 784                                link->bandwidth,
 785                                link->bandwidth_trace,
 786                                link->latency,
 787                                link->latency_trace,
 788                                link->state,
 789                                link->state_trace,
 790                                link->policy,
 791                                NULL); /* FIXME: We need to deep copy the
 792                                        * properties or we won't be able to free
 793                                        * it */
 794     xbt_free(link_id);
 795   } else {
 796           static_cast<NetworkL07ModelPtr>(surf_network_model)->createResource(link->id,
 797                                link->bandwidth,
 798                                link->bandwidth_trace,
 799                                link->latency,
 800                                link->latency_trace,
 801                                link->state,
 802                                link->state_trace,
 803                                link->policy,
 804                                link->properties);
 805   }
 806
 807   current_property_set = NULL;
 808 }
 809
 810 static void ptask_add_traces(){
 811   static_cast<WorkstationL07ModelPtr>(surf_workstation_model)->addTraces();
 812 }
 813
 814 static void ptask_define_callbacks()
 815 {
 816   sg_platf_host_add_cb(ptask_parse_cpu_init);
 817   sg_platf_host_add_cb(ptask_parse_workstation_init);
 818   sg_platf_link_add_cb(ptask_parse_link_init);
 819   sg_platf_postparse_add_cb(ptask_add_traces);
 820 }
 821
 822 /**************************************/
 823 /*************** Generic **************/
 824 /**************************************/
 825 void surf_workstation_model_init_ptask_L07(void)
 826 {
 827   XBT_INFO("surf_workstation_model_init_ptask_L07");
 828   xbt_assert(!surf_cpu_model, "CPU model type already defined");
 829   xbt_assert(!surf_network_model, "network model type already defined");
 830   ptask_define_callbacks();
 831   surf_workstation_model = new WorkstationL07Model();
 832   ModelPtr model = static_cast<ModelPtr>(surf_workstation_model);
 833   xbt_dynar_push(model_list, &model);
 834 }