src/surf/workstation_clm03.cpp

   1 /* Copyright (c) 2013-2014. 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_clm03.hpp"
   8 #include "vm_workstation_interface.hpp"
   9 #include "cpu_cas01.hpp"
  10 #include "simgrid/sg_config.h"
  11
  12 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_workstation);
  13
  14 /*************
  15  * CallBacks *
  16  *************/
  17
  18 /*********
  19  * Model *
  20  *********/
  21
  22 void surf_workstation_model_init_current_default(void)
  23 {
  24   surf_workstation_model = new WorkstationCLM03Model();
  25   xbt_cfg_setdefault_boolean(_sg_cfg_set, "network/crosstraffic", "yes");
  26   surf_cpu_model_init_Cas01();
  27   surf_network_model_init_LegrandVelho();
  28   surf_workstation_model->p_cpuModel = surf_cpu_model_pm;
  29
  30   ModelPtr model = surf_workstation_model;
  31   xbt_dynar_push(model_list, &model);
  32   xbt_dynar_push(model_list_invoke, &model);
  33   sg_platf_host_add_cb(workstation_parse_init);
  34 }
  35
  36 void surf_workstation_model_init_compound()
  37 {
  38
  39   xbt_assert(surf_cpu_model_pm, "No CPU model defined yet!");
  40   xbt_assert(surf_network_model, "No network model defined yet!");
  41   surf_workstation_model = new WorkstationCLM03Model();
  42
  43   ModelPtr model = surf_workstation_model;
  44   xbt_dynar_push(model_list, &model);
  45   xbt_dynar_push(model_list_invoke, &model);
  46   sg_platf_host_add_cb(workstation_parse_init);
  47 }
  48
  49 WorkstationCLM03Model::WorkstationCLM03Model()
  50  : WorkstationModel("Workstation")
  51 {
  52 }
  53
  54 WorkstationCLM03Model::~WorkstationCLM03Model()
  55 {}
  56
  57 WorkstationPtr WorkstationCLM03Model::createWorkstation(const char *name){
  58   WorkstationPtr workstation = new WorkstationCLM03(surf_workstation_model, name, NULL,
  59                   (xbt_dynar_t)xbt_lib_get_or_null(storage_lib, name, ROUTING_STORAGE_HOST_LEVEL),
  60                   (RoutingEdgePtr)xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL),
  61                   static_cast<CpuPtr>(xbt_lib_get_or_null(host_lib, name, SURF_CPU_LEVEL)));
  62   XBT_DEBUG("Create workstation %s with %ld mounted disks", name, xbt_dynar_length(workstation->p_storage));
  63   xbt_lib_set(host_lib, name, SURF_WKS_LEVEL, workstation);
  64   return workstation;
  65 }
  66
  67 double WorkstationCLM03Model::shareResources(double now){
  68   adjustWeightOfDummyCpuActions();
  69
  70   double min_by_cpu = p_cpuModel->shareResources(now);
  71   double min_by_net = (strcmp(surf_network_model->getName(), "network NS3")) ? surf_network_model->shareResources(now) : -1;
  72   double min_by_sto = -1;
  73   if (p_cpuModel == surf_cpu_model_pm)
  74         min_by_sto = surf_storage_model->shareResources(now);
  75
  76   XBT_DEBUG("model %p, %s min_by_cpu %f, %s min_by_net %f, %s min_by_sto %f",
  77       this, surf_cpu_model_pm->getName(), min_by_cpu,
  78             surf_network_model->getName(), min_by_net,
  79             surf_storage_model->getName(), min_by_sto);
  80
  81   double res = max(max(min_by_cpu, min_by_net), min_by_sto);
  82   if (min_by_cpu >= 0.0 && min_by_cpu < res)
  83         res = min_by_cpu;
  84   if (min_by_net >= 0.0 && min_by_net < res)
  85         res = min_by_net;
  86   if (min_by_sto >= 0.0 && min_by_sto < res)
  87         res = min_by_sto;
  88   return res;
  89 }
  90
  91 void WorkstationCLM03Model::updateActionsState(double /*now*/, double /*delta*/){
  92   return;
  93 }
  94
  95 ActionPtr WorkstationCLM03Model::executeParallelTask(int workstation_nb,
  96                                         void **workstation_list,
  97                                         double *computation_amount,
  98                                         double *communication_amount,
  99                                         double rate){
 100 #define cost_or_zero(array,pos) ((array)?(array)[pos]:0.0)
 101   ActionPtr action =NULL;
 102   if ((workstation_nb == 1)
 103       && (cost_or_zero(communication_amount, 0) == 0.0)){
 104     action = ((WorkstationCLM03Ptr)workstation_list[0])->execute(computation_amount[0]);
 105   } else if ((workstation_nb == 1)
 106            && (cost_or_zero(computation_amount, 0) == 0.0)) {
 107     action = communicate((WorkstationCLM03Ptr)workstation_list[0],
 108         (WorkstationCLM03Ptr)workstation_list[0],communication_amount[0], rate);
 109   } else if ((workstation_nb == 2)
 110              && (cost_or_zero(computation_amount, 0) == 0.0)
 111              && (cost_or_zero(computation_amount, 1) == 0.0)) {
 112     int i,nb = 0;
 113     double value = 0.0;
 114
 115     for (i = 0; i < workstation_nb * workstation_nb; i++) {
 116       if (cost_or_zero(communication_amount, i) > 0.0) {
 117         nb++;
 118         value = cost_or_zero(communication_amount, i);
 119       }
 120     }
 121     if (nb == 1){
 122       action = communicate((WorkstationCLM03Ptr)workstation_list[0],
 123           (WorkstationCLM03Ptr)workstation_list[1],value, rate);
 124     }
 125   } else
 126     THROW_UNIMPLEMENTED;      /* This model does not implement parallel tasks */
 127 #undef cost_or_zero
 128   xbt_free((WorkstationCLM03Ptr)workstation_list);
 129   return action;
 130 }
 131
 132 ActionPtr WorkstationCLM03Model::communicate(WorkstationPtr src, WorkstationPtr dst, double size, double rate){
 133   return surf_network_model->communicate(src->p_netElm, dst->p_netElm, size, rate);
 134 }
 135
 136
 137
 138 /************
 139  * Resource *
 140  ************/
 141 WorkstationCLM03::WorkstationCLM03(WorkstationModelPtr model, const char* name, xbt_dict_t properties, xbt_dynar_t storage, RoutingEdgePtr netElm, CpuPtr cpu)
 142   : Workstation(model, name, properties, storage, netElm, cpu) {}
 143
 144 bool WorkstationCLM03::isUsed(){
 145   THROW_IMPOSSIBLE;             /* This model does not implement parallel tasks */
 146   return -1;
 147 }
 148
 149 void WorkstationCLM03::updateState(tmgr_trace_event_t /*event_type*/, double /*value*/, double /*date*/){
 150   THROW_IMPOSSIBLE;             /* This model does not implement parallel tasks */
 151 }
 152
 153 ActionPtr WorkstationCLM03::execute(double size) {
 154   return p_cpu->execute(size);
 155 }
 156
 157 ActionPtr WorkstationCLM03::sleep(double duration) {
 158   return p_cpu->sleep(duration);
 159 }
 160
 161 e_surf_resource_state_t WorkstationCLM03::getState() {
 162   return p_cpu->getState();
 163 }
 164
 165 /**********
 166  * Action *
 167  **********/