X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/b67343d6e9fc74fc159a51a48d0ea7d9a2374712..HEAD:/src/surf/storage_n11.cpp diff --git a/src/surf/storage_n11.cpp b/src/surf/storage_n11.cpp deleted file mode 100644 index f5508833bd..0000000000 --- a/src/surf/storage_n11.cpp +++ /dev/null @@ -1,176 +0,0 @@ -/* 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 "storage_n11.hpp" -#include "simgrid/kernel/routing/NetPoint.hpp" -#include "simgrid/s4u/Engine.hpp" -#include "simgrid/s4u/Host.hpp" -#include "src/kernel/lmm/maxmin.hpp" -#include "src/surf/xml/platf.hpp" -#include "surf/surf.hpp" - -XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_storage); - -/************* - * CallBacks * - *************/ -extern std::map storage_types; - -void check_disk_attachment() -{ - for (auto const& s : simgrid::s4u::Engine::get_instance()->get_all_storages()) { - simgrid::kernel::routing::NetPoint* host_elm = - simgrid::s4u::Engine::get_instance()->netpoint_by_name_or_null(s->get_impl()->getHost()); - if (not host_elm) - surf_parse_error(std::string("Unable to attach storage ") + s->get_cname() + ": host " + - s->get_impl()->getHost() + " does not exist."); - else - s->set_host(simgrid::s4u::Host::by_name(s->get_impl()->getHost())); - } -} - -/********* - * Model * - *********/ - -void surf_storage_model_init_default() -{ - surf_storage_model = new simgrid::kernel::resource::StorageN11Model(); -} - -namespace simgrid { -namespace kernel { -namespace resource { - -StorageN11Model::StorageN11Model() -{ - all_existing_models.push_back(this); -} - -StorageImpl* StorageN11Model::createStorage(const std::string& id, const std::string& type_id, - const std::string& content_name, const std::string& attach) -{ - StorageType* storage_type = storage_types.at(type_id); - - double Bread = surf_parse_get_bandwidth(storage_type->model_properties->at("Bread").c_str(), - "property Bread, storage", type_id.c_str()); - double Bwrite = surf_parse_get_bandwidth(storage_type->model_properties->at("Bwrite").c_str(), - "property Bwrite, storage", type_id.c_str()); - - XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s'\n\t\tBread '%f'\n", id.c_str(), type_id.c_str(), - Bread); - - return new StorageN11(this, id, get_maxmin_system(), Bread, Bwrite, type_id, content_name, storage_type->size, - attach); -} - -double StorageN11Model::next_occuring_event(double now) -{ - return StorageModel::next_occuring_event_full(now); -} - -void StorageN11Model::update_actions_state(double /*now*/, double delta) -{ - for (auto it = std::begin(*get_started_action_set()); it != std::end(*get_started_action_set());) { - StorageAction& action = static_cast(*it); - ++it; // increment iterator here since the following calls to action.finish() may invalidate it - action.update_remains(lrint(action.get_variable()->get_value() * delta)); - action.update_max_duration(delta); - - if (((action.get_remains_no_update() <= 0) && (action.get_variable()->get_weight() > 0)) || - ((action.get_max_duration() != NO_MAX_DURATION) && (action.get_max_duration() <= 0))) { - action.finish(Action::State::FINISHED); - } - } -} - -/************ - * Resource * - ************/ - -StorageN11::StorageN11(StorageModel* model, const std::string& name, lmm::System* maxminSystem, double bread, - double bwrite, const std::string& type_id, const std::string& content_name, sg_size_t size, - const std::string& attach) - : StorageImpl(model, name, maxminSystem, bread, bwrite, type_id, content_name, size, attach) -{ - XBT_DEBUG("Create resource with Bread '%f' Bwrite '%f' and Size '%llu'", bread, bwrite, size); - s4u::Storage::on_creation(this->piface_); -} - -StorageAction* StorageN11::io_start(sg_size_t size, s4u::Io::OpType type) -{ - return new StorageN11Action(get_model(), size, not is_on(), this, type); -} - -StorageAction* StorageN11::read(sg_size_t size) -{ - return new StorageN11Action(get_model(), size, not is_on(), this, s4u::Io::OpType::READ); -} - -StorageAction* StorageN11::write(sg_size_t size) -{ - return new StorageN11Action(get_model(), size, not is_on(), this, s4u::Io::OpType::WRITE); -} - -/********** - * Action * - **********/ - -StorageN11Action::StorageN11Action(Model* model, double cost, bool failed, StorageImpl* storage, s4u::Io::OpType type) - : StorageAction(model, cost, failed, model->get_maxmin_system()->variable_new(this, 1.0, -1.0, 3), storage, type) -{ - XBT_IN("(%s,%g", storage->get_cname(), cost); - - // Must be less than the max bandwidth for all actions - model->get_maxmin_system()->expand(storage->get_constraint(), get_variable(), 1.0); - switch(type) { - case s4u::Io::OpType::READ: - model->get_maxmin_system()->expand(storage->constraintRead_, get_variable(), 1.0); - break; - case s4u::Io::OpType::WRITE: - model->get_maxmin_system()->expand(storage->constraintWrite_, get_variable(), 1.0); - break; - default: - THROW_UNIMPLEMENTED; - } - XBT_OUT(); -} - -void StorageN11Action::cancel() -{ - set_state(Action::State::FAILED); -} - -void StorageN11Action::suspend() -{ - XBT_IN("(%p)", this); - if (suspended_ != Action::SuspendStates::sleeping) { - get_model()->get_maxmin_system()->update_variable_weight(get_variable(), 0.0); - suspended_ = Action::SuspendStates::suspended; - } - XBT_OUT(); -} - -void StorageN11Action::resume() -{ - THROW_UNIMPLEMENTED; -} - -void StorageN11Action::set_max_duration(double /*duration*/) -{ - THROW_UNIMPLEMENTED; -} - -void StorageN11Action::set_priority(double /*priority*/) -{ - THROW_UNIMPLEMENTED; -} -void StorageN11Action::update_remains_lazy(double /*now*/) -{ - THROW_IMPOSSIBLE; -} -} // namespace resource -} // namespace kernel -} // namespace simgrid