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 static void workstation_new(sg_platf_host_cbarg_t host){
  19   reinterpret_cast<WorkstationCLM03ModelPtr>(surf_workstation_model)->createResource(host->id);
  20 }
  21
  22 /*********
  23  * Model *
  24  *********/
  25
  26 void surf_workstation_model_init_current_default(void)
  27 {
  28   surf_workstation_model = new WorkstationCLM03Model();
  29   xbt_cfg_setdefault_boolean(_sg_cfg_set, "network/crosstraffic", "yes");
  30   surf_cpu_model_init_Cas01();
  31   surf_network_model_init_LegrandVelho();
  32   surf_workstation_model->p_cpuModel = surf_cpu_model_pm;
  33
  34   ModelPtr model = static_cast<ModelPtr>(surf_workstation_model);
  35   xbt_dynar_push(model_list, &model);
  36   xbt_dynar_push(model_list_invoke, &model);
  37   sg_platf_host_add_cb(workstation_new);
  38 }
  39
  40 void surf_workstation_model_init_compound()
  41 {
  42
  43   xbt_assert(surf_cpu_model_pm, "No CPU model defined yet!");
  44   xbt_assert(surf_network_model, "No network model defined yet!");
  45   surf_workstation_model = new WorkstationCLM03Model();
  46
  47   ModelPtr model = static_cast<ModelPtr>(surf_workstation_model);
  48   xbt_dynar_push(model_list, &model);
  49   xbt_dynar_push(model_list_invoke, &model);
  50   sg_platf_host_add_cb(workstation_new);
  51 }
  52
  53 WorkstationCLM03Model::WorkstationCLM03Model()
  54  : WorkstationModel("Workstation")
  55 {
  56 }
  57
  58 WorkstationCLM03Model::~WorkstationCLM03Model()
  59 {}
  60
  61 void WorkstationCLM03Model::parseInit(sg_platf_host_cbarg_t host){
  62   createResource(host->id);
  63 }
  64
  65 WorkstationPtr WorkstationCLM03Model::createResource(const char *name){
  66
  67   WorkstationPtr workstation = new WorkstationCLM03(surf_workstation_model, name, NULL,
  68                   (xbt_dynar_t)xbt_lib_get_or_null(storage_lib, name, ROUTING_STORAGE_HOST_LEVEL),
  69                   (RoutingEdgePtr)xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL),
  70                   static_cast<CpuPtr>(xbt_lib_get_or_null(host_lib, name, SURF_CPU_LEVEL)));
  71   XBT_DEBUG("Create workstation %s with %ld mounted disks", name, xbt_dynar_length(workstation->p_storage));
  72   xbt_lib_set(host_lib, name, SURF_WKS_LEVEL, static_cast<ResourcePtr>(workstation));
  73   return workstation;
  74 }
  75
  76 double WorkstationCLM03Model::shareResources(double now){
  77   adjustWeightOfDummyCpuActions();
  78
  79   double min_by_cpu = p_cpuModel->shareResources(now);
  80   double min_by_net = (strcmp(surf_network_model->getName(), "network NS3")) ? surf_network_model->shareResources(now) : -1;
  81   double min_by_sto = -1;
  82   if (p_cpuModel == surf_cpu_model_pm)
  83         min_by_sto = surf_storage_model->shareResources(now);
  84
  85   XBT_DEBUG("model %p, %s min_by_cpu %f, %s min_by_net %f, %s min_by_sto %f",
  86       this, surf_cpu_model_pm->getName(), min_by_cpu,
  87             surf_network_model->getName(), min_by_net,
  88             surf_storage_model->getName(), min_by_sto);
  89
  90   double res = max(max(min_by_cpu, min_by_net), min_by_sto);
  91   if (min_by_cpu >= 0.0 && min_by_cpu < res)
  92         res = min_by_cpu;
  93   if (min_by_net >= 0.0 && min_by_net < res)
  94         res = min_by_net;
  95   if (min_by_sto >= 0.0 && min_by_sto < res)
  96         res = min_by_sto;
  97   return res;
  98 }
  99
 100 void WorkstationCLM03Model::updateActionsState(double /*now*/, double /*delta*/){
 101   return;
 102 }
 103
 104 ActionPtr WorkstationCLM03Model::executeParallelTask(int workstation_nb,
 105                                         void **workstation_list,
 106                                         double *computation_amount,
 107                                         double *communication_amount,
 108                                         double rate){
 109 #define cost_or_zero(array,pos) ((array)?(array)[pos]:0.0)
 110   if ((workstation_nb == 1)
 111       && (cost_or_zero(communication_amount, 0) == 0.0))
 112     return ((WorkstationCLM03Ptr)workstation_list[0])->execute(computation_amount[0]);
 113   else if ((workstation_nb == 1)
 114            && (cost_or_zero(computation_amount, 0) == 0.0))
 115     return communicate((WorkstationCLM03Ptr)workstation_list[0], (WorkstationCLM03Ptr)workstation_list[0],communication_amount[0], rate);
 116   else if ((workstation_nb == 2)
 117              && (cost_or_zero(computation_amount, 0) == 0.0)
 118              && (cost_or_zero(computation_amount, 1) == 0.0)) {
 119     int i,nb = 0;
 120     double value = 0.0;
 121
 122     for (i = 0; i < workstation_nb * workstation_nb; i++) {
 123       if (cost_or_zero(communication_amount, i) > 0.0) {
 124         nb++;
 125         value = cost_or_zero(communication_amount, i);
 126       }
 127     }
 128     if (nb == 1)
 129       return communicate((WorkstationCLM03Ptr)workstation_list[0], (WorkstationCLM03Ptr)workstation_list[1],value, rate);
 130   }
 131 #undef cost_or_zero
 132
 133   THROW_UNIMPLEMENTED;          /* This model does not implement parallel tasks */
 134   return NULL;
 135 }
 136
 137 ActionPtr WorkstationCLM03Model::communicate(WorkstationPtr src, WorkstationPtr dst, double size, double rate){
 138   return surf_network_model->communicate(src->p_netElm, dst->p_netElm, size, rate);
 139 }
 140
 141
 142
 143 /************
 144  * Resource *
 145  ************/
 146 WorkstationCLM03::WorkstationCLM03(WorkstationModelPtr model, const char* name, xbt_dict_t properties, xbt_dynar_t storage, RoutingEdgePtr netElm, CpuPtr cpu)
 147   : Workstation(model, name, properties, storage, netElm, cpu) {}
 148
 149 bool WorkstationCLM03::isUsed(){
 150   THROW_IMPOSSIBLE;             /* This model does not implement parallel tasks */
 151   return -1;
 152 }
 153
 154 void WorkstationCLM03::updateState(tmgr_trace_event_t /*event_type*/, double /*value*/, double /*date*/){
 155   THROW_IMPOSSIBLE;             /* This model does not implement parallel tasks */
 156 }
 157
 158 ActionPtr WorkstationCLM03::execute(double size) {
 159   return p_cpu->execute(size);
 160 }
 161
 162 ActionPtr WorkstationCLM03::sleep(double duration) {
 163   return p_cpu->sleep(duration);
 164 }
 165
 166 e_surf_resource_state_t WorkstationCLM03::getState() {
 167   return p_cpu->getState();
 168 }
 169
 170 /**********
 171  * Action *
 172  **********/