#include "network_cm02.hpp"
#include "simgrid/s4u/Host.hpp"
-#include "simgrid/sg_config.h"
+#include "simgrid/sg_config.hpp"
#include "src/instr/instr_private.hpp" // TRACE_is_enabled(). FIXME: remove by subscribing tracing to the surf signals
#include "src/kernel/lmm/maxmin.hpp"
if (surf_network_model)
return;
- set_default_protocol_function(simgrid::kernel::lmm::func_reno_f, simgrid::kernel::lmm::func_reno_fp,
- simgrid::kernel::lmm::func_reno_fpi);
+ using namespace simgrid::kernel;
+ lmm::Lagrange::set_default_protocol_function(lmm::func_reno_f, lmm::func_reno_fp, lmm::func_reno_fpi);
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);
- surf_network_model = new simgrid::surf::NetworkCm02Model(&simgrid::kernel::lmm::lagrange_solve);
+ surf_network_model = new simgrid::surf::NetworkCm02Model(&simgrid::kernel::lmm::make_new_lagrange_system);
all_existing_models->push_back(surf_network_model);
}
if (surf_network_model)
return;
- set_default_protocol_function(simgrid::kernel::lmm::func_reno2_f, simgrid::kernel::lmm::func_reno2_fp,
- simgrid::kernel::lmm::func_reno2_fpi);
+ using namespace simgrid::kernel;
+ lmm::Lagrange::set_default_protocol_function(lmm::func_reno2_f, lmm::func_reno2_fp, lmm::func_reno2_fpi);
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);
- surf_network_model = new simgrid::surf::NetworkCm02Model(&simgrid::kernel::lmm::lagrange_solve);
+ surf_network_model = new simgrid::surf::NetworkCm02Model(&simgrid::kernel::lmm::make_new_lagrange_system);
all_existing_models->push_back(surf_network_model);
}
if (surf_network_model)
return;
- set_default_protocol_function(simgrid::kernel::lmm::func_vegas_f, simgrid::kernel::lmm::func_vegas_fp,
- simgrid::kernel::lmm::func_vegas_fpi);
+ using namespace simgrid::kernel;
+ lmm::Lagrange::set_default_protocol_function(lmm::func_vegas_f, lmm::func_vegas_fp, lmm::func_vegas_fpi);
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);
- surf_network_model = new simgrid::surf::NetworkCm02Model(&simgrid::kernel::lmm::lagrange_solve);
+ surf_network_model = new simgrid::surf::NetworkCm02Model(&simgrid::kernel::lmm::make_new_lagrange_system);
all_existing_models->push_back(surf_network_model);
}
namespace simgrid {
namespace surf {
-NetworkCm02Model::NetworkCm02Model()
- :NetworkModel()
+NetworkCm02Model::NetworkCm02Model(kernel::lmm::System* (*make_new_lmm_system)(bool))
+ : NetworkModel(xbt_cfg_get_string("network/optim") == "Full" ? kernel::resource::Model::UpdateAlgo::Full
+ : kernel::resource::Model::UpdateAlgo::Lazy)
{
std::string optim = xbt_cfg_get_string("network/optim");
bool select = xbt_cfg_get_boolean("network/maxmin-selective-update");
- if (optim == "Full") {
- setUpdateMechanism(UM_FULL);
- } else if (optim == "Lazy") {
+ if (optim == "Lazy") {
+ xbt_assert(select || xbt_cfg_is_default_value("network/maxmin-selective-update"),
+ "You cannot disable network selective update when using the lazy update mechanism");
select = true;
- setUpdateMechanism(UM_LAZY);
- 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.c_str());
}
- maxmin_system_ = new simgrid::kernel::lmm::System(select);
+ set_maxmin_system(make_new_lmm_system(select));
loopback_ = NetworkCm02Model::createLink("__loopback__", 498000000, 0.000015, SURF_LINK_FATPIPE);
-
- if (getUpdateMechanism() == UM_LAZY)
- maxmin_system_->modified_set_ = new kernel::resource::Action::ModifiedSet();
-}
-
-NetworkCm02Model::NetworkCm02Model(void (*specificSolveFun)(kernel::lmm::System* self)) : NetworkCm02Model()
-{
- maxmin_system_->solve_fun = specificSolveFun;
}
LinkImpl* NetworkCm02Model::createLink(const std::string& name, double bandwidth, double latency,
e_surf_link_sharing_policy_t policy)
{
- return new NetworkCm02Link(this, name, bandwidth, latency, policy, maxmin_system_);
+ 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 (not actionHeapIsEmpty() && double_equals(actionHeapTopDate(), now, sg_surf_precision)) {
// if I am wearing a latency hat
if (action->get_type() == kernel::resource::Action::Type::LATENCY) {
XBT_DEBUG("Latency paid for action %p. Activating", action);
- maxmin_system_->update_variable_weight(action->get_variable(), action->weight_);
+ get_maxmin_system()->update_variable_weight(action->get_variable(), action->weight_);
action->heapRemove();
action->set_last_update();
}
}
-
-void NetworkCm02Model::updateActionsStateFull(double now, double delta)
+void NetworkCm02Model::update_actions_state_full(double now, double delta)
{
- for (auto it = std::begin(*getRunningActionSet()); it != std::end(*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);
action.latency_ = 0.0;
}
if (action.latency_ <= 0.0 && not action.is_suspended())
- maxmin_system_->update_variable_weight(action.get_variable(), action.weight_);
+ get_maxmin_system()->update_variable_weight(action.get_variable(), action.weight_);
}
if (TRACE_is_enabled()) {
int n = action.get_variable()->get_number_of_constraint();
action->weight_ = latency;
action->latency_ = latency;
action->rate_ = rate;
- if (getUpdateMechanism() == UM_LAZY) {
+ if (getUpdateMechanism() == kernel::resource::Model::UpdateAlgo::Lazy) {
action->set_last_update();
}
constraints_per_variable += back_route.size();
if (action->latency_ > 0) {
- action->set_variable(maxmin_system_->variable_new(action, 0.0, -1.0, constraints_per_variable));
- if (getUpdateMechanism() == UM_LAZY) {
+ action->set_variable(get_maxmin_system()->variable_new(action, 0.0, -1.0, constraints_per_variable));
+ if (getUpdateMechanism() == kernel::resource::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->get_last_update());
action->heapInsert(action->latency_ + action->get_last_update(), route.empty()
: kernel::resource::Action::Type::LATENCY);
}
} else
- action->set_variable(maxmin_system_->variable_new(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) {
- maxmin_system_->update_variable_bound(
+ get_maxmin_system()->update_variable_bound(
action->get_variable(), (action->latCurrent_ > 0) ? sg_tcp_gamma / (2.0 * action->latCurrent_) : -1.0);
} else {
- maxmin_system_->update_variable_bound(action->get_variable(),
- (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->latCurrent_ > 0)
+ ? std::min(action->rate_, sg_tcp_gamma / (2.0 * action->latCurrent_))
+ : action->rate_);
}
for (auto const& link : route)
- maxmin_system_->expand(link->constraint(), action->get_variable(), 1.0);
+ get_maxmin_system()->expand(link->constraint(), action->get_variable(), 1.0);
if (not back_route.empty()) { // sg_network_crosstraffic was activated
XBT_DEBUG("Crosstraffic active adding backward flow using 5%%");
for (auto const& link : back_route)
- maxmin_system_->expand(link->constraint(), action->get_variable(), .05);
+ get_maxmin_system()->expand(link->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 simgrid::kernel::lmm::Element::get_concurrency())
{
bandwidth_.peak = value;
- model()->getMaxminSystem()->update_constraint_bound(constraint(),
- sg_bandwidth_factor * (bandwidth_.peak * bandwidth_.scale));
+ model()->get_maxmin_system()->update_constraint_bound(constraint(),
+ sg_bandwidth_factor * (bandwidth_.peak * bandwidth_.scale));
TRACE_surf_link_set_bandwidth(surf_get_clock(), getCname(), sg_bandwidth_factor * bandwidth_.peak * bandwidth_.scale);
if (sg_weight_S_parameter > 0) {
NetworkCm02Action* action = static_cast<NetworkCm02Action*>(var->get_id());
action->weight_ += delta;
if (not action->is_suspended())
- model()->getMaxminSystem()->update_variable_weight(action->get_variable(), action->weight_);
+ model()->get_maxmin_system()->update_variable_weight(action->get_variable(), action->weight_);
}
}
}
action->latCurrent_ += delta;
action->weight_ += delta;
if (action->rate_ < 0)
- model()->getMaxminSystem()->update_variable_bound(action->get_variable(),
- sg_tcp_gamma / (2.0 * action->latCurrent_));
+ model()->get_maxmin_system()->update_variable_bound(action->get_variable(),
+ sg_tcp_gamma / (2.0 * action->latCurrent_));
else {
- model()->getMaxminSystem()->update_variable_bound(
+ model()->get_maxmin_system()->update_variable_bound(
action->get_variable(), std::min(action->rate_, sg_tcp_gamma / (2.0 * action->latCurrent_)));
if (action->rate_ < sg_tcp_gamma / (2.0 * action->latCurrent_)) {
}
}
if (not action->is_suspended())
- model()->getMaxminSystem()->update_variable_weight(action->get_variable(), action->weight_);
+ model()->get_maxmin_system()->update_variable_weight(action->get_variable(), action->weight_);
}
}
