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