X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/b646a2e66bc3ff9183235ab20870815dd89f7ea7..0f6a14a19174c4a63f68a219be678bcdb8f85707:/src/surf/host_clm03.cpp diff --git a/src/surf/host_clm03.cpp b/src/surf/host_clm03.cpp index 72e4bd4377..18b646e096 100644 --- a/src/surf/host_clm03.cpp +++ b/src/surf/host_clm03.cpp @@ -1,76 +1,108 @@ -/* Copyright (c) 2013-2015. The SimGrid Team. - * All rights reserved. */ +/* Copyright (c) 2013-2019. The SimGrid Team. All rights reserved. */ /* This program is free software; you can redistribute it and/or modify it * under the terms of the license (GNU LGPL) which comes with this package. */ -#include - -#include - -#include "host_clm03.hpp" - -#include "cpu_cas01.hpp" -#include "simgrid/sg_config.h" -#include "virtual_machine.hpp" +#include "src/surf/host_clm03.hpp" +#include "simgrid/sg_config.hpp" +#include "surf/surf.hpp" XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_host); -/************* - * CallBacks * - *************/ - -/********* - * Model * - *********/ - void surf_host_model_init_current_default() { surf_host_model = new simgrid::surf::HostCLM03Model(); - xbt_cfg_setdefault_boolean("network/crosstraffic", "yes"); + simgrid::config::set_default("network/crosstraffic", true); surf_cpu_model_init_Cas01(); surf_network_model_init_LegrandVelho(); - - all_existing_models->push_back(surf_host_model); } void surf_host_model_init_compound() { xbt_assert(surf_cpu_model_pm, "No CPU model defined yet!"); xbt_assert(surf_network_model, "No network model defined yet!"); - surf_host_model = new simgrid::surf::HostCLM03Model(); - all_existing_models->push_back(surf_host_model); } namespace simgrid { namespace surf { +HostCLM03Model::HostCLM03Model() +{ + all_existing_models.push_back(this); +} -double HostCLM03Model::nextOccuringEvent(double now){ - adjustWeightOfDummyCpuActions(); - - double min_by_cpu = surf_cpu_model_pm->nextOccuringEvent(now); - double min_by_net = surf_network_model->nextOccuringEventIsIdempotent() ? surf_network_model->nextOccuringEvent(now) : -1; - double min_by_sto = surf_storage_model->nextOccuringEvent(now); - - XBT_DEBUG("model %p, %s min_by_cpu %f, %s min_by_net %f, %s min_by_sto %f", - this, typeid(surf_cpu_model_pm).name(), min_by_cpu, - typeid(surf_network_model).name(), min_by_net, - typeid(surf_storage_model).name(), min_by_sto); - - double res = std::max({min_by_cpu, min_by_net, min_by_sto}); - if (min_by_cpu >= 0.0 && min_by_cpu < res) - res = min_by_cpu; - if (min_by_net >= 0.0 && min_by_net < res) +double HostCLM03Model::next_occurring_event(double now) +{ + double min_by_cpu = surf_cpu_model_pm->next_occurring_event(now); + double min_by_net = + surf_network_model->next_occurring_event_is_idempotent() ? surf_network_model->next_occurring_event(now) : -1; + double min_by_sto = surf_storage_model->next_occurring_event(now); + double min_by_dsk = surf_disk_model->next_occurring_event(now); + + XBT_DEBUG("model %p, %s min_by_cpu %f, %s min_by_net %f, %s min_by_sto %f, %s min_by_dsk %f", this, + typeid(surf_cpu_model_pm).name(), min_by_cpu, typeid(surf_network_model).name(), min_by_net, + typeid(surf_storage_model).name(), min_by_sto, typeid(surf_disk_model).name(), min_by_dsk); + + double res = min_by_cpu; + if (res < 0 || (min_by_net >= 0.0 && min_by_net < res)) res = min_by_net; - if (min_by_sto >= 0.0 && min_by_sto < res) + if (res < 0 || (min_by_sto >= 0.0 && min_by_sto < res)) res = min_by_sto; + if (res < 0 || (min_by_dsk >= 0.0 && min_by_dsk < res)) + res = min_by_dsk; return res; } -void HostCLM03Model::updateActionsState(double /*now*/, double /*delta*/){ - return; +void HostCLM03Model::update_actions_state(double /*now*/, double /*delta*/) +{ + /* I've no action to update */ } +/* Helper function for executeParallelTask */ +static inline double has_cost(const double* array, size_t pos) +{ + if (array) + return array[pos]; + return -1.0; } + +kernel::resource::Action* HostCLM03Model::execute_parallel(const std::vector& host_list, + const double* flops_amount, const double* bytes_amount, + double rate) +{ + kernel::resource::Action* action = nullptr; + if ((host_list.size() == 1) && (has_cost(bytes_amount, 0) <= 0) && (has_cost(flops_amount, 0) > 0)) { + action = host_list[0]->pimpl_cpu->execution_start(flops_amount[0]); + } else if ((host_list.size() == 1) && (has_cost(flops_amount, 0) <= 0)) { + action = surf_network_model->communicate(host_list[0], host_list[0], bytes_amount[0], rate); + } else if ((host_list.size() == 2) && (has_cost(flops_amount, 0) <= 0) && (has_cost(flops_amount, 1) <= 0)) { + int nb = 0; + double value = 0.0; + + for (size_t i = 0; i < host_list.size() * host_list.size(); i++) { + if (has_cost(bytes_amount, i) > 0.0) { + nb++; + value = has_cost(bytes_amount, i); + } + } + if (nb == 1) { + action = surf_network_model->communicate(host_list[0], host_list[1], value, rate); + } else if (nb == 0) { + xbt_die("Cannot have a communication with no flop to exchange in this model. You should consider using the " + "ptask model"); + } else { + xbt_die("Cannot have a communication that is not a simple point-to-point in this model. You should consider " + "using the ptask model"); + } + } else { + xbt_die( + "This model only accepts one of the following. You should consider using the ptask model for the other cases.\n" + " - execution with one host only and no communication\n" + " - Self-comms with one host only\n" + " - Communications with two hosts and no computation"); + } + return action; } + +} // namespace surf +} // namespace simgrid