-/* Copyright (c) 2010-2021. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2010-2022. 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 "simgrid/Exception.hpp"
-#include "simgrid/plugins/energy.h"
-#include "simgrid/s4u/Engine.hpp"
-#include "simgrid/s4u/Exec.hpp"
-#include "src/include/surf/surf.hpp"
-#include "src/kernel/activity/ExecImpl.hpp"
-#include "src/plugins/vm/VirtualMachineImpl.hpp"
-#include "src/surf/cpu_interface.hpp"
+#include <simgrid/Exception.hpp>
+#include <simgrid/plugins/energy.h>
+#include <simgrid/s4u/Engine.hpp>
+#include <simgrid/s4u/Exec.hpp>
+#include <simgrid/s4u/Host.hpp>
+#include <simgrid/s4u/VirtualMachine.hpp>
+#include <simgrid/simix.hpp>
+
+#include "src/kernel/resource/CpuImpl.hpp"
#include <boost/algorithm/string/classification.hpp>
#include <boost/algorithm/string/split.hpp>
@endrst
*/
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_energy, surf, "Logging specific to the SURF energy plugin");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(host_energy, kernel, "Logging specific to the host energy plugin");
// Forwards declaration needed to make this function a friend (because friends have external linkage by default)
static void on_simulation_end();
-namespace simgrid {
-namespace plugin {
+namespace simgrid::plugin {
class PowerRange {
public:
const int pstate_off_ = -1;
double watts_off_ = 0.0; /*< Consumption when the machine is turned off (shutdown) */
double total_energy_ = 0.0; /*< Total energy consumed by the host */
- double last_updated_ = surf_get_clock(); /*< Timestamp of the last energy update event*/
+ double last_updated_ = simgrid::s4u::Engine::get_clock(); /*< Timestamp of the last energy update event*/
/* Only used to split total energy into unused/used hosts.
* If you want to get this info for something else, rather use the host_load plugin
void HostEnergy::update()
{
double start_time = last_updated_;
- double finish_time = surf_get_clock();
+ double finish_time = simgrid::s4u::Engine::get_clock();
//
// We may have start == finish if the past consumption was updated since the simcall was started
// for example if 2 actors requested to update the same host's consumption in a given scheduling round.
const char* off_power_str = host_->get_property("wattage_off");
if (off_power_str != nullptr) {
try {
- this->watts_off_ = std::stod(std::string(off_power_str));
+ this->watts_off_ = std::stod(off_power_str);
} catch (const std::invalid_argument&) {
- throw std::invalid_argument(std::string("Invalid value for property wattage_off of host ") + host_->get_cname() +
- ": " + off_power_str);
+ throw std::invalid_argument("Invalid value for property wattage_off of host " + host_->get_name() + ": " +
+ off_power_str);
}
}
/* watts_off is 0 by default */
double HostEnergy::get_watt_idle_at(int pstate) const
{
- xbt_assert(not power_range_watts_list_.empty(), "No power range properties specified for host %s",
- host_->get_cname());
+ if (not has_pstate_power_values_)
+ return 0.0;
return power_range_watts_list_[pstate].idle_;
}
double HostEnergy::get_watt_min_at(int pstate) const
{
- xbt_assert(not power_range_watts_list_.empty(), "No power range properties specified for host %s",
- host_->get_cname());
+ if (not has_pstate_power_values_)
+ return 0.0;
return power_range_watts_list_[pstate].epsilon_;
}
double HostEnergy::get_watt_max_at(int pstate) const
{
- xbt_assert(not power_range_watts_list_.empty(), "No power range properties specified for host %s",
- host_->get_cname());
+ if (not has_pstate_power_values_)
+ return 0.0;
return power_range_watts_list_[pstate].max_;
}
double HostEnergy::get_power_range_slope_at(int pstate) const
{
- xbt_assert(not power_range_watts_list_.empty(), "No power range properties specified for host %s",
- host_->get_cname());
+ if (not has_pstate_power_values_)
+ return 0.0;
return power_range_watts_list_[pstate].slope_;
}
*/
double HostEnergy::get_current_watts_value(double cpu_load) const
{
- xbt_assert(not power_range_watts_list_.empty(), "No power range properties specified for host %s",
- host_->get_cname());
+ if (not has_pstate_power_values_)
+ return 0.0;
/* Return watts_off if pstate == pstate_off (ie, if the host is off) */
if (this->pstate_ == pstate_off_) {
double HostEnergy::get_consumed_energy()
{
- if (last_updated_ < surf_get_clock()) // We need to simcall this as it modifies the environment
- simgrid::kernel::actor::simcall(std::bind(&HostEnergy::update, this));
+ if (last_updated_ < simgrid::s4u::Engine::get_clock()) // We need to simcall this as it modifies the environment
+ simgrid::kernel::actor::simcall_answered(std::bind(&HostEnergy::update, this));
return total_energy_;
}
{
const char* all_power_values_str = host_->get_property("wattage_per_state");
if (all_power_values_str == nullptr) {
- /* If no power values are given, we assume it's 0 everywhere */
XBT_WARN("No energetic profiles (wattage_per_state) given for host %s, using 0 W by default. Direct request of power/energy consumption of this host will fail.", host_->get_cname());
- for (int i = 0; i < host_->get_pstate_count(); ++i) {
- PowerRange range(0,0,0);
- power_range_watts_list_.push_back(range);
- }
return;
}
boost::split(all_power_values, all_power_values_str, boost::is_any_of(","));
XBT_DEBUG("%s: power properties: %s", host_->get_cname(), all_power_values_str);
- xbt_assert(all_power_values.size() == (unsigned)host_->get_pstate_count(),
- "Invalid XML file. Found %zu energetic profiles for %d pstates", all_power_values.size(),
+ xbt_assert(all_power_values.size() == host_->get_pstate_count(),
+ "Invalid XML file. Found %zu energetic profiles for %lu pstates", all_power_values.size(),
host_->get_pstate_count());
int i = 0;
has_pstate_power_values_ = true;
}
-} // namespace plugin
-} // namespace simgrid
+} // namespace simgrid::plugin
using simgrid::plugin::HostEnergy;
simgrid::s4u::Host* host = cpu->get_iface();
if (host != nullptr) {
// If it's a VM, take the corresponding PM
- const simgrid::s4u::VirtualMachine* vm = dynamic_cast<simgrid::s4u::VirtualMachine*>(host);
- if (vm) // If it's a VM, take the corresponding PM
+ if (const auto* vm = dynamic_cast<simgrid::s4u::VirtualMachine*>(host))
host = vm->get_pm();
// Get the host_energy extension for the relevant host
auto* host_energy = host->extension<HostEnergy>();
- if (host_energy->get_last_update_time() < surf_get_clock())
+ if (host_energy->get_last_update_time() < simgrid::s4u::Engine::get_clock())
host_energy->update();
}
}
HostEnergy::EXTENSION_ID = simgrid::s4u::Host::extension_create<HostEnergy>();
- simgrid::s4u::Host::on_creation.connect(&on_creation);
- simgrid::s4u::Host::on_state_change.connect(&on_host_change);
- simgrid::s4u::Host::on_speed_change.connect(&on_host_change);
- simgrid::s4u::Host::on_destruction.connect(&on_host_destruction);
- simgrid::s4u::Engine::on_simulation_end.connect(&on_simulation_end);
+ simgrid::s4u::Host::on_creation_cb(&on_creation);
+ simgrid::s4u::Host::on_state_change_cb(&on_host_change);
+ simgrid::s4u::Host::on_speed_change_cb(&on_host_change);
+ simgrid::s4u::Host::on_destruction_cb(&on_host_destruction);
+ simgrid::s4u::Engine::on_simulation_end_cb(&on_simulation_end);
simgrid::kernel::resource::CpuAction::on_state_change.connect(&on_action_state_change);
// We may only have one actor on a node. If that actor executes something like
// compute -> recv -> compute
// that the next trigger would be the 2nd compute, hence ignoring the idle time
// during the recv call. By updating at the beginning of a compute, we can
// fix that. (If the cpu is not idle, this is not required.)
- simgrid::s4u::Exec::on_start.connect([](simgrid::s4u::Exec const& activity) {
+ simgrid::s4u::Exec::on_start_cb([](simgrid::s4u::Exec const& activity) {
if (activity.get_host_number() == 1) { // We only run on one host
simgrid::s4u::Host* host = activity.get_host();
- const simgrid::s4u::VirtualMachine* vm = dynamic_cast<simgrid::s4u::VirtualMachine*>(host);
- if (vm != nullptr)
+ if (const auto* vm = dynamic_cast<simgrid::s4u::VirtualMachine*>(host))
host = vm->get_pm();
xbt_assert(host != nullptr);
host->extension<HostEnergy>()->update();
*/
void sg_host_energy_update_all()
{
- simgrid::kernel::actor::simcall([]() {
+ simgrid::kernel::actor::simcall_answered([]() {
std::vector<simgrid::s4u::Host*> list = simgrid::s4u::Engine::get_instance()->get_all_hosts();
for (auto const& host : list)
if (dynamic_cast<simgrid::s4u::VirtualMachine*>(host) == nullptr) { // Ignore virtual machines