-/* Copyright (c) 2013-2015. The SimGrid Team.
- * All rights reserved. */
+/* Copyright (c) 2013-2018. 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 <algorithm>
+#include <numeric>
-#include "maxmin_private.hpp"
#include "network_cm02.hpp"
-#include "simgrid/s4u/host.hpp"
-#include "simgrid/sg_config.h"
-#include "src/instr/instr_private.h" // TRACE_is_enabled(). FIXME: remove by subscribing tracing to the surf signals
+#include "simgrid/s4u/Host.hpp"
+#include "simgrid/sg_config.hpp"
+#include "src/surf/surf_interface.hpp"
+#include "surf/surf.hpp"
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_network);
-double sg_sender_gap = 0.0;
double sg_latency_factor = 1.0; /* default value; can be set by model or from command line */
double sg_bandwidth_factor = 1.0; /* default value; can be set by model or from command line */
double sg_weight_S_parameter = 0.0; /* default value; can be set by model or from command line */
-double sg_tcp_gamma = 0.0;
-int sg_network_crosstraffic = 0;
-
/************************************************************************/
/* New model based on optimizations discussed during Pedro Velho's thesis*/
/************************************************************************/
if (surf_network_model)
return;
- surf_network_model = new simgrid::surf::NetworkCm02Model();
+ surf_network_model = new simgrid::kernel::resource::NetworkCm02Model();
all_existing_models->push_back(surf_network_model);
- xbt_cfg_setdefault_double("network/latency-factor", 13.01);
- xbt_cfg_setdefault_double("network/bandwidth-factor", 0.97);
- xbt_cfg_setdefault_double("network/weight-S", 20537);
+ simgrid::config::set_default<double>("network/latency-factor", 13.01);
+ simgrid::config::set_default<double>("network/bandwidth-factor", 0.97);
+ simgrid::config::set_default<double>("network/weight-S", 20537);
}
/***************************************************************************/
/* } */
void surf_network_model_init_CM02()
{
-
if (surf_network_model)
return;
- surf_network_model = new simgrid::surf::NetworkCm02Model();
- all_existing_models->push_back(surf_network_model);
+ simgrid::config::set_default<double>("network/latency-factor", 1.0);
+ simgrid::config::set_default<double>("network/bandwidth-factor", 1.0);
+ simgrid::config::set_default<double>("network/weight-S", 0.0);
- xbt_cfg_setdefault_double("network/latency-factor", 1.0);
- xbt_cfg_setdefault_double("network/bandwidth-factor", 1.0);
- xbt_cfg_setdefault_double("network/weight-S", 0.0);
+ surf_network_model = new simgrid::kernel::resource::NetworkCm02Model();
+ all_existing_models->push_back(surf_network_model);
}
/***************************************************************************/
if (surf_network_model)
return;
- surf_network_model = new simgrid::surf::NetworkCm02Model(lagrange_solve);
- all_existing_models->push_back(surf_network_model);
+ using namespace simgrid::kernel;
+ lmm::Lagrange::set_default_protocol_function(lmm::func_reno_f, lmm::func_reno_fp, lmm::func_reno_fpi);
- lmm_set_default_protocol_function(func_reno_f, func_reno_fp, func_reno_fpi);
+ simgrid::config::set_default<double>("network/latency-factor", 13.01);
+ simgrid::config::set_default<double>("network/bandwidth-factor", 0.97);
+ simgrid::config::set_default<double>("network/weight-S", 20537);
- xbt_cfg_setdefault_double("network/latency-factor", 10.4);
- xbt_cfg_setdefault_double("network/bandwidth-factor", 0.92);
- xbt_cfg_setdefault_double("network/weight-S", 8775);
+ surf_network_model = new simgrid::kernel::resource::NetworkCm02Model(&simgrid::kernel::lmm::make_new_lagrange_system);
+ all_existing_models->push_back(surf_network_model);
}
if (surf_network_model)
return;
- surf_network_model = new simgrid::surf::NetworkCm02Model(lagrange_solve);
- all_existing_models->push_back(surf_network_model);
+ using namespace simgrid::kernel;
+ lmm::Lagrange::set_default_protocol_function(lmm::func_reno2_f, lmm::func_reno2_fp, lmm::func_reno2_fpi);
- lmm_set_default_protocol_function(func_reno2_f, func_reno2_fp, func_reno2_fpi);
+ simgrid::config::set_default<double>("network/latency-factor", 13.01);
+ simgrid::config::set_default<double>("network/bandwidth-factor", 0.97);
+ simgrid::config::set_default<double>("network/weight-S", 20537);
- xbt_cfg_setdefault_double("network/latency-factor", 10.4);
- xbt_cfg_setdefault_double("network/bandwidth-factor", 0.92);
- xbt_cfg_setdefault_double("network/weight-S", 8775);
+ surf_network_model = new simgrid::kernel::resource::NetworkCm02Model(&simgrid::kernel::lmm::make_new_lagrange_system);
+ all_existing_models->push_back(surf_network_model);
}
void surf_network_model_init_Vegas()
if (surf_network_model)
return;
- surf_network_model = new simgrid::surf::NetworkCm02Model(lagrange_solve);
- all_existing_models->push_back(surf_network_model);
+ using namespace simgrid::kernel;
+ lmm::Lagrange::set_default_protocol_function(lmm::func_vegas_f, lmm::func_vegas_fp, lmm::func_vegas_fpi);
- lmm_set_default_protocol_function(func_vegas_f, func_vegas_fp, func_vegas_fpi);
+ simgrid::config::set_default<double>("network/latency-factor", 13.01);
+ simgrid::config::set_default<double>("network/bandwidth-factor", 0.97);
+ simgrid::config::set_default<double>("network/weight-S", 20537);
- xbt_cfg_setdefault_double("network/latency-factor", 10.4);
- xbt_cfg_setdefault_double("network/bandwidth-factor", 0.92);
- xbt_cfg_setdefault_double("network/weight-S", 8775);
+ surf_network_model = new simgrid::kernel::resource::NetworkCm02Model(&simgrid::kernel::lmm::make_new_lagrange_system);
+ all_existing_models->push_back(surf_network_model);
}
namespace simgrid {
-namespace surf {
+namespace kernel {
+namespace resource {
-NetworkCm02Model::NetworkCm02Model()
- :NetworkModel()
+NetworkCm02Model::NetworkCm02Model(kernel::lmm::System* (*make_new_lmm_system)(bool))
+ : NetworkModel(simgrid::config::get_value<std::string>("network/optim") == "Full" ? Model::UpdateAlgo::Full
+ : Model::UpdateAlgo::Lazy)
{
- char *optim = xbt_cfg_get_string("network/optim");
- bool select = xbt_cfg_get_boolean("network/maxmin-selective-update");
-
- if (!strcmp(optim, "Full")) {
- updateMechanism_ = UM_FULL;
- selectiveUpdate_ = select;
- } else if (!strcmp(optim, "Lazy")) {
- updateMechanism_ = UM_LAZY;
- selectiveUpdate_ = true;
- xbt_assert(select || (xbt_cfg_is_default_value("network/maxmin-selective-update")),
- "You cannot disable selective update when using the lazy update mechanism");
- } else {
- xbt_die("Unsupported optimization (%s) for this model. Accepted: Full, Lazy.", optim);
- }
-
- maxminSystem_ = lmm_system_new(selectiveUpdate_);
- loopback_ = createLink("__loopback__", 498000000, 0.000015, SURF_LINK_FATPIPE);
+ std::string optim = simgrid::config::get_value<std::string>("network/optim");
+ bool select = simgrid::config::get_value<bool>("network/maxmin-selective-update");
- if (updateMechanism_ == UM_LAZY) {
- actionHeap_ = xbt_heap_new(8, nullptr);
- xbt_heap_set_update_callback(actionHeap_, surf_action_lmm_update_index_heap);
- modifiedSet_ = new ActionLmmList();
- maxminSystem_->keep_track = modifiedSet_;
+ if (optim == "Lazy") {
+ xbt_assert(select || simgrid::config::is_default("network/maxmin-selective-update"),
+ "You cannot disable network selective update when using the lazy update mechanism");
+ select = true;
}
-}
-NetworkCm02Model::NetworkCm02Model(void (*specificSolveFun)(lmm_system_t self))
- : NetworkCm02Model()
-{
- maxminSystem_->solve_fun = specificSolveFun;
-}
-
-NetworkCm02Model::~NetworkCm02Model() {}
+ set_maxmin_system(make_new_lmm_system(select));
+ loopback_ = NetworkCm02Model::createLink("__loopback__", 498000000, 0.000015, s4u::Link::SharingPolicy::FATPIPE);
+}
-LinkImpl* NetworkCm02Model::createLink(const char* name, double bandwidth, double latency,
- e_surf_link_sharing_policy_t policy)
+LinkImpl* NetworkCm02Model::createLink(const std::string& name, double bandwidth, double latency,
+ s4u::Link::SharingPolicy policy)
{
- return new NetworkCm02Link(this, name, bandwidth, latency, policy, maxminSystem_);
+ return new NetworkCm02Link(this, name, bandwidth, latency, policy, get_maxmin_system());
}
-void NetworkCm02Model::updateActionsStateLazy(double now, double /*delta*/)
+void NetworkCm02Model::update_actions_state_lazy(double now, double /*delta*/)
{
- while ((xbt_heap_size(actionHeap_) > 0)
- && (double_equals(xbt_heap_maxkey(actionHeap_), now, sg_surf_precision))) {
+ while (not get_action_heap().empty() && double_equals(get_action_heap().top_date(), now, sg_surf_precision)) {
- NetworkCm02Action *action = static_cast<NetworkCm02Action*> (xbt_heap_pop(actionHeap_));
+ NetworkCm02Action* action = static_cast<NetworkCm02Action*>(get_action_heap().pop());
XBT_DEBUG("Something happened to action %p", action);
- if (TRACE_is_enabled()) {
- int n = lmm_get_number_of_cnst_from_var(maxminSystem_, action->getVariable());
-
- for (int i = 0; i < n; i++){
- lmm_constraint_t constraint = lmm_get_cnst_from_var(maxminSystem_, action->getVariable(), i);
- NetworkCm02Link *link = static_cast<NetworkCm02Link*>(lmm_constraint_id(constraint));
- double value = lmm_variable_getvalue(action->getVariable())*
- lmm_get_cnst_weight_from_var(maxminSystem_, action->getVariable(), i);
- TRACE_surf_link_set_utilization(link->cname(), action->getCategory(), value, action->getLastUpdate(),
- now - action->getLastUpdate());
- }
- }
// if I am wearing a latency hat
- if (action->getHat() == LATENCY) {
+ if (action->get_type() == ActionHeap::Type::latency) {
XBT_DEBUG("Latency paid for action %p. Activating", action);
- lmm_update_variable_weight(maxminSystem_, action->getVariable(), action->weight_);
- action->heapRemove(actionHeap_);
- action->refreshLastUpdate();
-
- // if I am wearing a max_duration or normal hat
- } else if (action->getHat() == MAX_DURATION || action->getHat() == NORMAL) {
- // no need to communicate anymore
- // assume that flows that reached max_duration have remaining of 0
+ get_maxmin_system()->update_variable_weight(action->get_variable(), action->weight_);
+ get_action_heap().remove(action);
+ action->set_last_update();
+
+ // if I am wearing a max_duration or normal hat
+ } else if (action->get_type() == ActionHeap::Type::max_duration || action->get_type() == ActionHeap::Type::normal) {
+ // no need to communicate anymore
+ // assume that flows that reached max_duration have remaining of 0
XBT_DEBUG("Action %p finished", action);
- action->setRemains(0);
- action->finish();
- action->setState(Action::State::done);
- action->heapRemove(actionHeap_);
-
- action->gapRemove();
+ action->finish(Action::State::done);
+ get_action_heap().remove(action);
}
}
}
-
-void NetworkCm02Model::updateActionsStateFull(double now, double delta)
+void NetworkCm02Model::update_actions_state_full(double now, double delta)
{
- ActionList *running_actions = getRunningActionSet();
+ for (auto it = std::begin(*get_running_action_set()); it != std::end(*get_running_action_set());) {
+ NetworkCm02Action& action = static_cast<NetworkCm02Action&>(*it);
+ ++it; // increment iterator here since the following calls to action.finish() may invalidate it
+ XBT_DEBUG("Something happened to action %p", &action);
+ double deltap = delta;
+ if (action.latency_ > 0) {
+ if (action.latency_ > deltap) {
+ double_update(&action.latency_, deltap, sg_surf_precision);
+ deltap = 0.0;
+ } else {
+ double_update(&deltap, action.latency_, sg_surf_precision);
+ action.latency_ = 0.0;
+ }
+ if (action.latency_ <= 0.0 && not action.is_suspended())
+ get_maxmin_system()->update_variable_weight(action.get_variable(), action.weight_);
+ }
- for(ActionList::iterator it(running_actions->begin()), itNext=it, itend(running_actions->end())
- ; it != itend ; it=itNext) {
- ++itNext;
+ if (not action.get_variable()->get_number_of_constraint()) {
+ /* There is actually no link used, hence an infinite bandwidth. This happens often when using models like
+ * vivaldi. In such case, just make sure that the action completes immediately.
+ */
+ action.update_remains(action.get_remains());
+ }
+ action.update_remains(action.get_variable()->get_value() * delta);
- NetworkCm02Action *action = static_cast<NetworkCm02Action*> (&*it);
- XBT_DEBUG("Something happened to action %p", action);
- double deltap = delta;
- if (action->latency_ > 0) {
- if (action->latency_ > deltap) {
- double_update(&(action->latency_), deltap, sg_surf_precision);
- deltap = 0.0;
- } else {
- double_update(&(deltap), action->latency_, sg_surf_precision);
- action->latency_ = 0.0;
- }
- if (action->latency_ == 0.0 && !(action->isSuspended()))
- lmm_update_variable_weight(maxminSystem_, action->getVariable(), action->weight_);
- }
- if (TRACE_is_enabled()) {
- int n = lmm_get_number_of_cnst_from_var(maxminSystem_, action->getVariable());
- for (int i = 0; i < n; i++){
- lmm_constraint_t constraint = lmm_get_cnst_from_var(maxminSystem_, action->getVariable(), i);
-
- NetworkCm02Link* link = static_cast<NetworkCm02Link*>(lmm_constraint_id(constraint));
- TRACE_surf_link_set_utilization(link->cname(), action->getCategory(),
- (lmm_variable_getvalue(action->getVariable()) *
- lmm_get_cnst_weight_from_var(maxminSystem_, action->getVariable(), i)),
- action->getLastUpdate(), now - action->getLastUpdate());
- }
- }
- if (!lmm_get_number_of_cnst_from_var (maxminSystem_, action->getVariable())) {
- /* There is actually no link used, hence an infinite bandwidth.
- * This happens often when using models like vivaldi.
- * In such case, just make sure that the action completes immediately.
- */
- action->updateRemains(action->getRemains());
- }
- action->updateRemains(lmm_variable_getvalue(action->getVariable()) * delta);
-
- if (action->getMaxDuration() != NO_MAX_DURATION)
- action->updateMaxDuration(delta);
-
- if (((action->getRemains() <= 0) && (lmm_get_variable_weight(action->getVariable()) > 0)) ||
- ((action->getMaxDuration() > NO_MAX_DURATION) && (action->getMaxDuration() <= 0))) {
- action->finish();
- action->setState(Action::State::done);
- action->gapRemove();
+ if (action.get_max_duration() > NO_MAX_DURATION)
+ action.update_max_duration(delta);
+
+ if (((action.get_remains() <= 0) && (action.get_variable()->get_weight() > 0)) ||
+ ((action.get_max_duration() > NO_MAX_DURATION) && (action.get_max_duration() <= 0))) {
+ action.finish(Action::State::done);
}
}
}
Action* NetworkCm02Model::communicate(s4u::Host* src, s4u::Host* dst, double size, double rate)
{
- int failed = 0;
double latency = 0.0;
- std::vector<LinkImpl*>* back_route = nullptr;
- std::vector<LinkImpl*>* route = new std::vector<LinkImpl*>();
+ std::vector<LinkImpl*> back_route;
+ std::vector<LinkImpl*> route;
- XBT_IN("(%s,%s,%g,%g)", src->cname(), dst->cname(), size, rate);
+ XBT_IN("(%s,%s,%g,%g)", src->get_cname(), dst->get_cname(), size, rate);
src->routeTo(dst, route, &latency);
- xbt_assert(!route->empty() || latency,
+ xbt_assert(not route.empty() || latency,
"You're trying to send data from %s to %s but there is no connecting path between these two hosts.",
- src->cname(), dst->cname());
+ src->get_cname(), dst->get_cname());
- for (auto link: *route)
- if (link->isOff())
- failed = 1;
+ bool failed = std::any_of(route.begin(), route.end(), [](LinkImpl* link) { return link->is_off(); });
- if (sg_network_crosstraffic == 1) {
- back_route = new std::vector<LinkImpl*>();
+ if (cfg_crosstraffic) {
dst->routeTo(src, back_route, nullptr);
- for (auto link: *back_route)
- if (link->isOff())
- failed = 1;
+ if (not failed)
+ failed = std::any_of(back_route.begin(), back_route.end(), [](LinkImpl* const& link) { return link->is_off(); });
}
NetworkCm02Action *action = new NetworkCm02Action(this, size, failed);
action->weight_ = latency;
action->latency_ = latency;
action->rate_ = rate;
- if (updateMechanism_ == UM_LAZY) {
- action->indexHeap_ = -1;
- action->lastUpdate_ = surf_get_clock();
+ if (get_update_algorithm() == Model::UpdateAlgo::Lazy) {
+ action->set_last_update();
}
- double bandwidth_bound = -1.0;
- if (sg_weight_S_parameter > 0)
- for (auto link : *route)
- action->weight_ += sg_weight_S_parameter / link->bandwidth();
-
- for (auto link : *route) {
- double bb = bandwidthFactor(size) * link->bandwidth();
- bandwidth_bound = (bandwidth_bound < 0.0) ? bb : std::min(bandwidth_bound, bb);
+ if (sg_weight_S_parameter > 0) {
+ action->weight_ =
+ std::accumulate(route.begin(), route.end(), action->weight_, [](double total, LinkImpl* const& link) {
+ return total + sg_weight_S_parameter / link->bandwidth();
+ });
}
- action->latCurrent_ = action->latency_;
+ double bandwidth_bound = route.empty() ? -1.0 : bandwidthFactor(size) * route.front()->bandwidth();
+
+ for (auto const& link : route)
+ bandwidth_bound = std::min(bandwidth_bound, bandwidthFactor(size) * link->bandwidth());
+
+ action->lat_current_ = action->latency_;
action->latency_ *= latencyFactor(size);
action->rate_ = bandwidthConstraint(action->rate_, bandwidth_bound, size);
- if (haveGap_) {
- xbt_assert(! route->empty(),
- "Using a model with a gap (e.g., SMPI) with a platform without links (e.g. vivaldi)!!!");
-
- gapAppend(size, route->at(0), action);
- XBT_DEBUG("Comm %p: %s -> %s gap=%f (lat=%f)", action, src->cname(), dst->cname(), action->senderGap_,
- action->latency_);
- }
- int constraints_per_variable = route->size();
- if (back_route != nullptr)
- constraints_per_variable += back_route->size();
+ int constraints_per_variable = route.size();
+ constraints_per_variable += back_route.size();
if (action->latency_ > 0) {
- action->variable_ = lmm_variable_new(maxminSystem_, action, 0.0, -1.0, constraints_per_variable);
- if (updateMechanism_ == UM_LAZY) {
+ action->set_variable(get_maxmin_system()->variable_new(action, 0.0, -1.0, constraints_per_variable));
+ if (get_update_algorithm() == Model::UpdateAlgo::Lazy) {
// add to the heap the event when the latency is payed
- XBT_DEBUG("Added action (%p) one latency event at date %f", action, action->latency_ + action->lastUpdate_);
- action->heapInsert(actionHeap_, action->latency_ + action->lastUpdate_, route->empty() ? NORMAL : LATENCY);
+ double date = action->latency_ + action->get_last_update();
+
+ ActionHeap::Type type = route.empty() ? ActionHeap::Type::normal : ActionHeap::Type::latency;
+
+ XBT_DEBUG("Added action (%p) one latency event at date %f", action, date);
+ get_action_heap().insert(action, date, type);
}
} else
- action->variable_ = lmm_variable_new(maxminSystem_, action, 1.0, -1.0, constraints_per_variable);
+ action->set_variable(get_maxmin_system()->variable_new(action, 1.0, -1.0, constraints_per_variable));
if (action->rate_ < 0) {
- lmm_update_variable_bound(maxminSystem_, action->getVariable(), (action->latCurrent_ > 0) ? sg_tcp_gamma / (2.0 * action->latCurrent_) : -1.0);
+ get_maxmin_system()->update_variable_bound(
+ action->get_variable(), (action->lat_current_ > 0) ? cfg_tcp_gamma / (2.0 * action->lat_current_) : -1.0);
} else {
- lmm_update_variable_bound(maxminSystem_, action->getVariable(), (action->latCurrent_ > 0) ? std::min(action->rate_, sg_tcp_gamma / (2.0 * action->latCurrent_)) : action->rate_);
+ get_maxmin_system()->update_variable_bound(
+ action->get_variable(), (action->lat_current_ > 0)
+ ? std::min(action->rate_, cfg_tcp_gamma / (2.0 * action->lat_current_))
+ : action->rate_);
}
- for (auto link: *route)
- lmm_expand(maxminSystem_, link->constraint(), action->getVariable(), 1.0);
+ for (auto const& link : route)
+ get_maxmin_system()->expand(link->get_constraint(), action->get_variable(), 1.0);
- if (back_route != nullptr) { // sg_network_crosstraffic was activated
- XBT_DEBUG("Fullduplex active adding backward flow using 5%%");
- for (auto link : *back_route)
- lmm_expand(maxminSystem_, link->constraint(), action->getVariable(), .05);
+ if (cfg_crosstraffic) {
+ XBT_DEBUG("Crosstraffic active: adding backward flow using 5%% of the available bandwidth");
+ for (auto const& link : back_route)
+ get_maxmin_system()->expand(link->get_constraint(), action->get_variable(), .05);
- //Change concurrency_share here, if you want that cross-traffic is included in the SURF concurrency
- //(You would also have to change lmm_element_concurrency())
- //lmm_variable_concurrency_share_set(action->getVariable(),2);
+ // Change concurrency_share here, if you want that cross-traffic is included in the SURF concurrency
+ // (You would also have to change simgrid::kernel::lmm::Element::get_concurrency())
+ // action->getVariable()->set_concurrency_share(2)
}
-
- delete route;
- delete back_route;
XBT_OUT();
- simgrid::s4u::Link::onCommunicate(action, src, dst);
+ simgrid::s4u::Link::on_communicate(action, src, dst);
return action;
}
-void NetworkCm02Model::gapAppend(double size, const LinkImpl* link, NetworkAction* action){
- // Nothing
-};
-
/************
* Resource *
************/
-NetworkCm02Link::NetworkCm02Link(NetworkCm02Model* model, const char* name, double bandwidth, double latency,
- e_surf_link_sharing_policy_t policy, lmm_system_t system)
- : LinkImpl(model, name, lmm_constraint_new(system, this, sg_bandwidth_factor * bandwidth))
+NetworkCm02Link::NetworkCm02Link(NetworkCm02Model* model, const std::string& name, double bandwidth, double latency,
+ s4u::Link::SharingPolicy policy, kernel::lmm::System* system)
+ : LinkImpl(model, name, system->constraint_new(this, sg_bandwidth_factor * bandwidth))
{
bandwidth_.scale = 1.0;
bandwidth_.peak = bandwidth;
latency_.scale = 1.0;
latency_.peak = latency;
- if (policy == SURF_LINK_FATPIPE)
- lmm_constraint_shared(constraint());
+ if (policy == s4u::Link::SharingPolicy::FATPIPE)
+ get_constraint()->unshare();
- simgrid::s4u::Link::onCreation(this->piface_);
+ simgrid::s4u::Link::on_creation(this->piface_);
}
-void NetworkCm02Link::apply_event(tmgr_trace_iterator_t triggered, double value)
+void NetworkCm02Link::apply_event(tmgr_trace_event_t triggered, double value)
{
-
/* Find out which of my iterators was triggered, and react accordingly */
if (triggered == bandwidth_.event) {
setBandwidth(value);
} else if (triggered == stateEvent_) {
if (value > 0)
- turnOn();
+ turn_on();
else {
- lmm_variable_t var = nullptr;
- lmm_element_t elem = nullptr;
- double now = surf_get_clock();
-
- turnOff();
- while ((var = lmm_get_var_from_cnst(model()->getMaxminSystem(), constraint(), &elem))) {
- Action *action = static_cast<Action*>( lmm_variable_id(var) );
-
- if (action->getState() == Action::State::running ||
- action->getState() == Action::State::ready) {
- action->setFinishTime(now);
- action->setState(Action::State::failed);
+ kernel::lmm::Variable* var = nullptr;
+ const kernel::lmm::Element* elem = nullptr;
+ double now = surf_get_clock();
+
+ turn_off();
+ while ((var = get_constraint()->get_variable(&elem))) {
+ Action* action = static_cast<Action*>(var->get_id());
+
+ if (action->get_state() == Action::State::running || action->get_state() == Action::State::ready) {
+ action->set_finish_time(now);
+ action->set_state(Action::State::failed);
}
}
}
xbt_die("Unknown event!\n");
}
- XBT_DEBUG("There was a resource state event, need to update actions related to the constraint (%p)", constraint());
+ XBT_DEBUG("There was a resource state event, need to update actions related to the constraint (%p)",
+ get_constraint());
}
void NetworkCm02Link::setBandwidth(double value)
{
-
bandwidth_.peak = value;
- lmm_update_constraint_bound(model()->getMaxminSystem(), constraint(),
- sg_bandwidth_factor * (bandwidth_.peak * bandwidth_.scale));
- TRACE_surf_link_set_bandwidth(surf_get_clock(), cname(), sg_bandwidth_factor * bandwidth_.peak * bandwidth_.scale);
+ get_model()->get_maxmin_system()->update_constraint_bound(get_constraint(),
+ sg_bandwidth_factor * (bandwidth_.peak * bandwidth_.scale));
+
+ LinkImpl::on_bandwidth_change();
if (sg_weight_S_parameter > 0) {
double delta = sg_weight_S_parameter / value - sg_weight_S_parameter / (bandwidth_.peak * bandwidth_.scale);
- lmm_variable_t var;
- lmm_element_t elem = nullptr;
- lmm_element_t nextelem = nullptr;
- int numelem = 0;
- while ((var = lmm_get_var_from_cnst_safe(model()->getMaxminSystem(), constraint(), &elem, &nextelem, &numelem))) {
- NetworkCm02Action *action = static_cast<NetworkCm02Action*>(lmm_variable_id(var));
+ kernel::lmm::Variable* var;
+ const kernel::lmm::Element* elem = nullptr;
+ const kernel::lmm::Element* nextelem = nullptr;
+ int numelem = 0;
+ while ((var = get_constraint()->get_variable_safe(&elem, &nextelem, &numelem))) {
+ NetworkCm02Action* action = static_cast<NetworkCm02Action*>(var->get_id());
action->weight_ += delta;
- if (!action->isSuspended())
- lmm_update_variable_weight(model()->getMaxminSystem(), action->getVariable(), action->weight_);
+ if (not action->is_suspended())
+ get_model()->get_maxmin_system()->update_variable_weight(action->get_variable(), action->weight_);
}
}
}
void NetworkCm02Link::setLatency(double value)
{
- double delta = value - latency_.peak;
- lmm_variable_t var = nullptr;
- lmm_element_t elem = nullptr;
- lmm_element_t nextelem = nullptr;
- int numelem = 0;
+ double delta = value - latency_.peak;
+ kernel::lmm::Variable* var = nullptr;
+ const kernel::lmm::Element* elem = nullptr;
+ const kernel::lmm::Element* nextelem = nullptr;
+ int numelem = 0;
latency_.peak = value;
- while ((var = lmm_get_var_from_cnst_safe(model()->getMaxminSystem(), constraint(), &elem, &nextelem, &numelem))) {
- NetworkCm02Action *action = static_cast<NetworkCm02Action*>(lmm_variable_id(var));
- action->latCurrent_ += delta;
+ while ((var = get_constraint()->get_variable_safe(&elem, &nextelem, &numelem))) {
+ NetworkCm02Action* action = static_cast<NetworkCm02Action*>(var->get_id());
+ action->lat_current_ += delta;
action->weight_ += delta;
if (action->rate_ < 0)
- lmm_update_variable_bound(model()->getMaxminSystem(), action->getVariable(),
- sg_tcp_gamma / (2.0 * action->latCurrent_));
+ get_model()->get_maxmin_system()->update_variable_bound(action->get_variable(), NetworkModel::cfg_tcp_gamma /
+ (2.0 * action->lat_current_));
else {
- lmm_update_variable_bound(model()->getMaxminSystem(), action->getVariable(),
- std::min(action->rate_, sg_tcp_gamma / (2.0 * action->latCurrent_)));
+ get_model()->get_maxmin_system()->update_variable_bound(
+ action->get_variable(), std::min(action->rate_, NetworkModel::cfg_tcp_gamma / (2.0 * action->lat_current_)));
- if (action->rate_ < sg_tcp_gamma / (2.0 * action->latCurrent_)) {
+ if (action->rate_ < NetworkModel::cfg_tcp_gamma / (2.0 * action->lat_current_)) {
XBT_INFO("Flow is limited BYBANDWIDTH");
} else {
- XBT_INFO("Flow is limited BYLATENCY, latency of flow is %f", action->latCurrent_);
+ XBT_INFO("Flow is limited BYLATENCY, latency of flow is %f", action->lat_current_);
}
}
- if (!action->isSuspended())
- lmm_update_variable_weight(model()->getMaxminSystem(), action->getVariable(), action->weight_);
+ if (not action->is_suspended())
+ get_model()->get_maxmin_system()->update_variable_weight(action->get_variable(), action->weight_);
}
}
-NetworkCm02Link::~NetworkCm02Link() {}
-
/**********
* Action *
**********/
-NetworkCm02Action::~NetworkCm02Action() {}
-
-void NetworkCm02Action::updateRemainingLazy(double now)
+void NetworkCm02Action::update_remains_lazy(double now)
{
- if (suspended_ != 0)
+ if (suspended_ != Action::SuspendStates::not_suspended)
return;
- double delta = now - lastUpdate_;
+ double delta = now - get_last_update();
+ double max_duration = get_max_duration();
- if (remains_ > 0) {
- XBT_DEBUG("Updating action(%p): remains was %f, last_update was: %f", this, remains_, lastUpdate_);
- double_update(&(remains_), lastValue_ * delta, sg_maxmin_precision*sg_surf_precision);
+ if (get_remains_no_update() > 0) {
+ XBT_DEBUG("Updating action(%p): remains was %f, last_update was: %f", this, get_remains_no_update(),
+ get_last_update());
+ update_remains(get_last_value() * delta);
- XBT_DEBUG("Updating action(%p): remains is now %f", this, remains_);
+ XBT_DEBUG("Updating action(%p): remains is now %f", this, get_remains_no_update());
}
- if (maxDuration_ != NO_MAX_DURATION)
- double_update(&maxDuration_, delta, sg_surf_precision);
+ if (max_duration > NO_MAX_DURATION) {
+ double_update(&max_duration, delta, sg_surf_precision);
+ set_max_duration(max_duration);
+ }
- if ((remains_ <= 0 && (lmm_get_variable_weight(getVariable()) > 0)) ||
- (((maxDuration_ > NO_MAX_DURATION) && (maxDuration_ <= 0)))){
- finish();
- setState(Action::State::done);
- heapRemove(getModel()->getActionHeap());
+ if ((get_remains_no_update() <= 0 && (get_variable()->get_weight() > 0)) ||
+ ((max_duration > NO_MAX_DURATION) && (max_duration <= 0))) {
+ finish(Action::State::done);
+ get_model()->get_action_heap().remove(this);
}
- lastUpdate_ = now;
- lastValue_ = lmm_variable_getvalue(getVariable());
+ set_last_update();
+ set_last_value(get_variable()->get_value());
}
-void NetworkCm02Link::gapAppend(double size, const LinkImpl* link, NetworkAction* action){
- // Nothing
-};
}
}
+} // namespace simgrid