X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/fbcf6ab31cae1988be858f9f894dafe529c575d7..4c18091c2618f718dcd672ed8391572eeb80ad99:/src/surf/ptask_L07.cpp diff --git a/src/surf/ptask_L07.cpp b/src/surf/ptask_L07.cpp index 384656cf45..4746890ac0 100644 --- a/src/surf/ptask_L07.cpp +++ b/src/surf/ptask_L07.cpp @@ -1,15 +1,16 @@ -/* Copyright (c) 2007-2019. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2007-2021. 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 "ptask_L07.hpp" +#include "src/kernel/resource/profile/Event.hpp" #include "surf/surf.hpp" #include "xbt/config.hpp" #include -XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_host); +XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(res_host); XBT_LOG_EXTERNAL_CATEGORY(xbt_cfg); /**************************************/ @@ -56,7 +57,10 @@ NetworkL07Model::NetworkL07Model(HostL07Model* hmodel, kernel::lmm::System* sys) : NetworkModel(Model::UpdateAlgo::FULL), hostModel_(hmodel) { set_maxmin_system(sys); - loopback_ = NetworkL07Model::create_link("__loopback__", 498000000, 0.000015, s4u::Link::SharingPolicy::FATPIPE); + loopback_ = NetworkL07Model::create_link("__loopback__", + std::vector{simgrid::config::get_value("network/loopback-bw")}, + s4u::Link::SharingPolicy::FATPIPE)->set_latency(simgrid::config::get_value("network/loopback-lat")); + loopback_->seal(); } NetworkL07Model::~NetworkL07Model() @@ -64,13 +68,13 @@ NetworkL07Model::~NetworkL07Model() set_maxmin_system(nullptr); } -double HostL07Model::next_occuring_event(double now) +double HostL07Model::next_occurring_event(double now) { - double min = HostModel::next_occuring_event_full(now); + double min = HostModel::next_occurring_event_full(now); for (kernel::resource::Action const& action : *get_started_action_set()) { - const L07Action& net_action = static_cast(action); - if (net_action.latency_ > 0 && (min < 0 || net_action.latency_ < min)) { - min = net_action.latency_; + const auto& net_action = static_cast(action); + if (net_action.get_latency() > 0 && (min < 0 || net_action.get_latency() < min)) { + min = net_action.get_latency(); XBT_DEBUG("Updating min with %p (start %f): %f", &net_action, net_action.get_start_time(), min); } } @@ -82,17 +86,17 @@ double HostL07Model::next_occuring_event(double now) void HostL07Model::update_actions_state(double /*now*/, double delta) { for (auto it = std::begin(*get_started_action_set()); it != std::end(*get_started_action_set());) { - L07Action& action = static_cast(*it); + auto& action = static_cast(*it); ++it; // increment iterator here since the following calls to action.finish() may invalidate it - if (action.latency_ > 0) { - if (action.latency_ > delta) { - double_update(&(action.latency_), delta, sg_surf_precision); + if (action.get_latency() > 0) { + if (action.get_latency() > delta) { + action.update_latency(delta, sg_surf_precision); } else { - action.latency_ = 0.0; + action.set_latency(0.0); } - if ((action.latency_ <= 0.0) && (action.is_suspended() == 0)) { + if ((action.get_latency() <= 0.0) && (action.is_suspended() == 0)) { action.updateBound(); - get_maxmin_system()->update_variable_weight(action.get_variable(), 1.0); + get_maxmin_system()->update_variable_penalty(action.get_variable(), 1.0); action.set_last_update(); } } @@ -109,7 +113,7 @@ void HostL07Model::update_actions_state(double /*now*/, double delta) * If it's not done, it may have failed. */ - if (((action.get_remains() <= 0) && (action.get_variable()->get_weight() > 0)) || + if (((action.get_remains() <= 0) && (action.get_variable()->get_penalty() > 0)) || ((action.get_max_duration() != NO_MAX_DURATION) && (action.get_max_duration() <= 0))) { action.finish(kernel::resource::Action::State::FINISHED); continue; @@ -117,11 +121,11 @@ void HostL07Model::update_actions_state(double /*now*/, double delta) /* Need to check that none of the model has failed */ int i = 0; - kernel::lmm::Constraint* cnst = action.get_variable()->get_constraint(i); + const kernel::lmm::Constraint* cnst = action.get_variable()->get_constraint(i); while (cnst != nullptr) { i++; - void* constraint_id = cnst->get_id(); - if (not static_cast(constraint_id)->is_on()) { + const kernel::resource::Resource* constraint_id = cnst->get_id(); + if (not constraint_id->is_on()) { XBT_DEBUG("Action (%p) Failed!!", &action); action.finish(kernel::resource::Action::State::FAILED); break; @@ -140,7 +144,7 @@ kernel::resource::CpuAction* HostL07Model::execute_parallel(const std::vector& host_list, const double* flops_amount, const double* bytes_amount, double rate) - : CpuAction(model, 1, 0), computationAmount_(flops_amount), communicationAmount_(bytes_amount), rate_(rate) + : CpuAction(model, 1.0, false), computationAmount_(flops_amount), communicationAmount_(bytes_amount), rate_(rate) { size_t link_nb = 0; size_t used_host_nb = 0; /* Only the hosts with something to compute (>0 flops) are counted) */ @@ -179,7 +183,7 @@ L07Action::L07Action(kernel::resource::Model* model, const std::vectorget_maxmin_system()->variable_new(this, 1.0, (rate > 0 ? rate : -1.0), host_list.size() + link_nb)); if (latency_ > 0) - model->get_maxmin_system()->update_variable_weight(get_variable(), 0.0); + model->get_maxmin_system()->update_variable_penalty(get_variable(), 0.0); /* Expand 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 */ @@ -208,8 +212,8 @@ L07Action::L07Action(kernel::resource::Model* model, const std::vector host_list = {src, dst}; - double* flops_amount = new double[2](); - double* bytes_amount = new double[4](); + const auto* flops_amount = new double[2](); + auto* bytes_amount = new double[4](); bytes_amount[1] = size; @@ -223,10 +227,11 @@ kernel::resource::Cpu* CpuL07Model::create_cpu(s4u::Host* host, const std::vecto return new CpuL07(this, host, speed_per_pstate, core); } -kernel::resource::LinkImpl* NetworkL07Model::create_link(const std::string& name, double bandwidth, double latency, +kernel::resource::LinkImpl* NetworkL07Model::create_link(const std::string& name, const std::vector& bandwidths, s4u::Link::SharingPolicy policy) { - return new LinkL07(this, name, bandwidth, latency, policy); + xbt_assert(bandwidths.size() == 1, "Non WIFI link must have only 1 bandwidth."); + return new LinkL07(this, name, bandwidths[0], policy); } /************ @@ -234,31 +239,28 @@ kernel::resource::LinkImpl* NetworkL07Model::create_link(const std::string& name ************/ CpuL07::CpuL07(CpuL07Model* model, simgrid::s4u::Host* host, const std::vector& speed_per_pstate, int core) - : Cpu(model, host, model->get_maxmin_system()->constraint_new(this, speed_per_pstate.front()), speed_per_pstate, - core) + : Cpu(host, speed_per_pstate) { + this->set_core_count(core)->set_model(model)->set_constraint( + model->get_maxmin_system()->constraint_new(this, speed_per_pstate.front())); } CpuL07::~CpuL07()=default; -LinkL07::LinkL07(NetworkL07Model* model, const std::string& name, double bandwidth, double latency, - s4u::Link::SharingPolicy policy) +LinkL07::LinkL07(NetworkL07Model* model, const std::string& name, double bandwidth, s4u::Link::SharingPolicy policy) : LinkImpl(model, name, model->get_maxmin_system()->constraint_new(this, bandwidth)) { bandwidth_.peak = bandwidth; - latency_.peak = latency; if (policy == s4u::Link::SharingPolicy::FATPIPE) get_constraint()->unshare(); - - s4u::Link::on_creation(this->piface_); } kernel::resource::CpuAction* CpuL07::execution_start(double size) { - std::vector host_list = {get_host()}; + std::vector host_list = {get_iface()}; - double* flops_amount = new double[host_list.size()](); + auto* flops_amount = new double[host_list.size()](); flops_amount[0] = size; kernel::resource::CpuAction* res = @@ -269,15 +271,15 @@ kernel::resource::CpuAction* CpuL07::execution_start(double size) kernel::resource::CpuAction* CpuL07::sleep(double duration) { - L07Action *action = static_cast(execution_start(1.0)); + auto* action = static_cast(execution_start(1.0)); action->set_max_duration(duration); action->set_suspend_state(kernel::resource::Action::SuspendStates::SLEEPING); - get_model()->get_maxmin_system()->update_variable_weight(action->get_variable(), 0.0); + get_model()->get_maxmin_system()->update_variable_penalty(action->get_variable(), 0.0); return action; } -bool CpuL07::is_used() +bool CpuL07::is_used() const { return get_model()->get_maxmin_system()->constraint_used(get_constraint()); } @@ -285,12 +287,12 @@ bool CpuL07::is_used() /** @brief take into account changes of speed (either load or max) */ void CpuL07::on_speed_change() { - kernel::lmm::Variable* var = nullptr; + const kernel::lmm::Variable* var; const kernel::lmm::Element* elem = nullptr; get_model()->get_maxmin_system()->update_constraint_bound(get_constraint(), speed_.peak * speed_.scale); while ((var = get_constraint()->get_variable(&elem))) { - kernel::resource::Action* action = static_cast(var->get_id()); + const kernel::resource::Action* action = var->get_id(); get_model()->get_maxmin_system()->update_variable_bound(action->get_variable(), speed_.scale * speed_.peak); } @@ -298,7 +300,7 @@ void CpuL07::on_speed_change() Cpu::on_speed_change(); } -bool LinkL07::is_used() +bool LinkL07::is_used() const { return get_model()->get_maxmin_system()->constraint_used(get_constraint()); } @@ -314,11 +316,11 @@ void CpuL07::apply_event(kernel::profile::Event* triggered, double value) } else if (triggered == state_event_) { if (value > 0) { if (not is_on()) { - XBT_VERB("Restart processes on host %s", get_host()->get_cname()); - get_host()->turn_on(); + XBT_VERB("Restart actors on host %s", get_iface()->get_cname()); + get_iface()->turn_on(); } } else - get_host()->turn_off(); + get_iface()->turn_off(); tmgr_trace_event_unref(&state_event_); } else { @@ -357,9 +359,10 @@ void LinkL07::set_bandwidth(double value) get_model()->get_maxmin_system()->update_constraint_bound(get_constraint(), bandwidth_.peak * bandwidth_.scale); } -void LinkL07::set_latency(double value) +kernel::resource::LinkImpl* LinkL07::set_latency(double value) { - kernel::lmm::Variable* var = nullptr; + latency_check(value); + const kernel::lmm::Variable* var; L07Action *action; const kernel::lmm::Element* elem = nullptr; @@ -368,6 +371,7 @@ void LinkL07::set_latency(double value) action = static_cast(var->get_id()); action->updateBound(); } + return this; } LinkL07::~LinkL07() = default; @@ -392,7 +396,6 @@ void L07Action::updateBound() if (communicationAmount_ != nullptr) { for (size_t i = 0; i < host_count; i++) { for (size_t j = 0; j < host_count; j++) { - if (communicationAmount_[i * host_count + j] > 0) { double lat = 0.0; std::vector route;