X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/685040f3a8779f848f54d8bc8f8d1d1bf003a622..1b4dc02411d79e4c367d331b85c1b295ec41edff:/src/surf/ptask_L07.cpp diff --git a/src/surf/ptask_L07.cpp b/src/surf/ptask_L07.cpp index ebad9d316e..674c35d961 100644 --- a/src/surf/ptask_L07.cpp +++ b/src/surf/ptask_L07.cpp @@ -1,4 +1,4 @@ -/* Copyright (c) 2007-2018. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2007-2019. 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. */ @@ -25,7 +25,6 @@ void surf_host_model_init_ptask_L07() all_existing_models.push_back(surf_host_model); } - namespace simgrid { namespace surf { @@ -133,39 +132,42 @@ void HostL07Model::update_actions_state(double /*now*/, double delta) } } -kernel::resource::Action* HostL07Model::execute_parallel(int host_nb, sg_host_t* host_list, double* flops_amount, +kernel::resource::Action* HostL07Model::execute_parallel(size_t host_nb, sg_host_t* host_list, double* flops_amount, double* bytes_amount, double rate) { return new L07Action(this, host_nb, host_list, flops_amount, bytes_amount, rate); } -L07Action::L07Action(kernel::resource::Model* model, int host_nb, sg_host_t* host_list, double* flops_amount, +L07Action::L07Action(kernel::resource::Model* model, size_t host_nb, sg_host_t* host_list, double* flops_amount, double* bytes_amount, double rate) : CpuAction(model, 1, 0), computationAmount_(flops_amount), communicationAmount_(bytes_amount), rate_(rate) { - int nb_link = 0; - int nb_used_host = 0; /* Only the hosts with something to compute (>0 flops) are counted) */ + size_t link_nb = 0; + size_t used_host_nb = 0; /* Only the hosts with something to compute (>0 flops) are counted) */ double latency = 0.0; + this->set_last_update(); - this->hostList_->reserve(host_nb); - for (int i = 0; i < host_nb; i++) { - this->hostList_->push_back(host_list[i]); - if (flops_amount[i] > 0) - nb_used_host++; - } + this->hostList_.reserve(host_nb); + for (size_t i = 0; i < host_nb; i++) + this->hostList_.push_back(host_list[i]); + + if (flops_amount != nullptr) + for (size_t i = 0; i < host_nb; i++) + if (flops_amount[i] > 0) + used_host_nb++; /* Compute the number of affected resources... */ if(bytes_amount != nullptr) { std::unordered_set affected_links; - for (int i = 0; i < host_nb; i++) { - for (int j = 0; j < host_nb; j++) { + for (size_t i = 0; i < host_nb; i++) { + for (size_t j = 0; j < host_nb; j++) { if (bytes_amount[i * host_nb + j] > 0) { double lat=0.0; std::vector route; - hostList_->at(i)->route_to(hostList_->at(j), route, &lat); + hostList_.at(i)->route_to(hostList_.at(j), route, &lat); latency = std::max(latency, lat); for (auto const& link : route) @@ -174,26 +176,29 @@ L07Action::L07Action(kernel::resource::Model* model, int host_nb, sg_host_t* hos } } - nb_link = affected_links.size(); + link_nb = affected_links.size(); } - XBT_DEBUG("Creating a parallel task (%p) with %d hosts and %d unique links.", this, host_nb, nb_link); + XBT_DEBUG("Creating a parallel task (%p) with %zu hosts and %zu unique links.", this, host_nb, link_nb); latency_ = latency; - set_variable(model->get_maxmin_system()->variable_new(this, 1.0, (rate > 0 ? rate : -1.0), host_nb + nb_link)); + set_variable(model->get_maxmin_system()->variable_new(this, 1.0, (rate > 0 ? rate : -1.0), host_nb + link_nb)); if (latency_ > 0) model->get_maxmin_system()->update_variable_weight(get_variable(), 0.0); - for (int i = 0; i < host_nb; i++) - model->get_maxmin_system()->expand(host_list[i]->pimpl_cpu->get_constraint(), get_variable(), flops_amount[i]); + /* Expend it for the CPUs even if there is nothing to compute, to make sure that it gets expended even if there is no + * communication either */ + for (size_t i = 0; i < host_nb; i++) + model->get_maxmin_system()->expand(host_list[i]->pimpl_cpu->get_constraint(), get_variable(), + (flops_amount == nullptr ? 0.0 : flops_amount[i])); - if(bytes_amount != nullptr) { - for (int i = 0; i < host_nb; i++) { - for (int j = 0; j < host_nb; j++) { + if (bytes_amount != nullptr) { + for (size_t i = 0; i < host_nb; i++) { + for (size_t j = 0; j < host_nb; j++) { if (bytes_amount[i * host_nb + j] > 0.0) { std::vector route; - hostList_->at(i)->route_to(hostList_->at(j), route, nullptr); + hostList_.at(i)->route_to(hostList_.at(j), route, nullptr); for (auto const& link : route) model->get_maxmin_system()->expand_add(link->get_constraint(), this->get_variable(), @@ -203,11 +208,10 @@ L07Action::L07Action(kernel::resource::Model* model, int host_nb, sg_host_t* hos } } - if (nb_link + nb_used_host == 0) { + if (link_nb + used_host_nb == 0) { this->set_cost(1.0); this->set_remains(0.0); } - delete[] host_list; } kernel::resource::Action* NetworkL07Model::communicate(s4u::Host* src, s4u::Host* dst, double size, double rate) @@ -220,7 +224,9 @@ kernel::resource::Action* NetworkL07Model::communicate(s4u::Host* src, s4u::Host host_list[1] = dst; bytes_amount[1] = size; - return hostModel_->execute_parallel(2, host_list, flops_amount, bytes_amount, rate); + kernel::resource::Action* res = hostModel_->execute_parallel(2, host_list, flops_amount, bytes_amount, rate); + static_cast(res)->free_arrays_ = true; + return res; } Cpu* CpuL07Model::create_cpu(simgrid::s4u::Host* host, std::vector* speed_per_pstate, int core) @@ -261,13 +267,15 @@ LinkL07::LinkL07(NetworkL07Model* model, const std::string& name, double bandwid kernel::resource::Action* CpuL07::execution_start(double size) { - sg_host_t* host_list = new sg_host_t[1](); - double* flops_amount = new double[1](); + sg_host_t host_list[1] = {get_host()}; - host_list[0] = get_host(); + double* flops_amount = new double[1](); flops_amount[0] = size; - return static_cast(get_model())->hostModel_->execute_parallel(1, host_list, flops_amount, nullptr, -1); + kernel::resource::Action* res = + static_cast(get_model())->hostModel_->execute_parallel(1, host_list, flops_amount, nullptr, -1); + static_cast(res)->free_arrays_ = true; + return res; } kernel::resource::Action* CpuL07::sleep(double duration) @@ -315,10 +323,13 @@ void CpuL07::apply_event(tmgr_trace_event_t triggered, double value) tmgr_trace_event_unref(&speed_.event); } else if (triggered == state_event_) { - if (value > 0) - turn_on(); - else - turn_off(); + if (value > 0) { + if (is_off()) { + XBT_VERB("Restart processes on host %s", get_host()->get_cname()); + get_host()->turn_on(); + } + } else + get_host()->turn_off(); tmgr_trace_event_unref(&state_event_); } else { @@ -375,28 +386,30 @@ LinkL07::~LinkL07() = default; * Action * **********/ -L07Action::~L07Action(){ - delete hostList_; - delete[] communicationAmount_; - delete[] computationAmount_; +L07Action::~L07Action() +{ + if (free_arrays_) { + delete[] computationAmount_; + delete[] communicationAmount_; + } } void L07Action::updateBound() { double lat_current = 0.0; - int hostNb = hostList_->size(); + size_t host_count = hostList_.size(); if (communicationAmount_ != nullptr) { - for (int i = 0; i < hostNb; i++) { - for (int j = 0; j < hostNb; j++) { + for (size_t i = 0; i < host_count; i++) { + for (size_t j = 0; j < host_count; j++) { - if (communicationAmount_[i * hostNb + j] > 0) { + if (communicationAmount_[i * host_count + j] > 0) { double lat = 0.0; std::vector route; - hostList_->at(i)->route_to(hostList_->at(j), route, &lat); + hostList_.at(i)->route_to(hostList_.at(j), route, &lat); - lat_current = std::max(lat_current, lat * communicationAmount_[i * hostNb + j]); + lat_current = std::max(lat_current, lat * communicationAmount_[i * host_count + j]); } } }