#include "simgrid/plugins/battery.hpp"
#include "simgrid/plugins/energy.h"
#include "simgrid/s4u.hpp"
-
-#include <iostream>
+#include <simgrid/s4u/Actor.hpp>
+#include <simgrid/s4u/Engine.hpp>
XBT_LOG_NEW_DEFAULT_CATEGORY(battery_energy, "Messages specific for this s4u example");
static void manager()
{
- const auto* battery = simgrid::s4u::Engine::get_instance()->host_by_name("battery");
- auto* host1 = simgrid::s4u::Engine::get_instance()->host_by_name("host1");
- auto* host2 = simgrid::s4u::Engine::get_instance()->host_by_name("host2");
-
- XBT_INFO("Initial Battery: SoC: %f SoH: %f Capacity (Total): %fWh Capacity (Usable): %fWh P: %fW",
- sg_battery_get_state_of_charge(battery), sg_battery_get_state_of_health(battery),
- sg_battery_get_capacity(battery),
- sg_battery_get_capacity(battery) *
- (sg_battery_get_state_of_charge_max(battery) - sg_battery_get_state_of_charge_min(battery)),
- sg_battery_get_power(battery));
-
- // Start execs on each host
- simgrid::s4u::ExecPtr exec1 = simgrid::s4u::Exec::init();
- exec1->set_flops_amount(1e10);
- exec1->set_host(host1);
- exec1->start();
- simgrid::s4u::ExecPtr exec2 = simgrid::s4u::Exec::init();
- exec2->set_flops_amount(1e10);
- exec2->set_host(host2);
- exec2->start();
- // Set power generation from the battery
- double total_power_w =
- sg_host_get_wattmax_at(host1, host1->get_pstate()) + sg_host_get_wattmax_at(host2, host2->get_pstate());
- sg_battery_set_power(battery, total_power_w);
- XBT_INFO("Battery power set to: %fW (host1) + %fW (host2)", sg_host_get_wattmax_at(host1, host1->get_pstate()),
- sg_host_get_wattmax_at(host2, host2->get_pstate()));
- double end = sg_battery_get_next_event_date(battery);
- XBT_INFO("The battery will be depleted at: %f", end);
- XBT_INFO("Exec1 will be finished in: %f", exec1->get_remaining() / host1->get_speed());
- XBT_INFO("Exec2 will be finished in: %f", exec2->get_remaining() / host2->get_speed());
- simgrid::s4u::this_actor::sleep_until(end);
-
- // Battery depleted
- XBT_INFO("Battery depleted: SoC: %f SoH: %f P: %fW", sg_battery_get_state_of_charge(battery),
- sg_battery_get_state_of_health(battery), sg_battery_get_power(battery));
- double energy_battery = sg_host_get_consumed_energy(host1) + sg_host_get_consumed_energy(host2);
- XBT_INFO("Pursuing with power from the grid until both execs are finished");
- simgrid::s4u::this_actor::sleep_for(
- std::max(exec1->get_remaining() / host1->get_speed(), exec2->get_remaining() / host2->get_speed()));
-
- // Execs finished
- double energy_grid = sg_host_get_consumed_energy(host1) + sg_host_get_consumed_energy(host2) - energy_battery;
- XBT_INFO("Energy consumed: Battery: %fJ (%fWh) Grid: %fJ (%fWh)", energy_battery, energy_battery / 3600, energy_grid,
- energy_grid / 3600);
+ auto battery = simgrid::plugins::Battery::init("Battery", 0.8, 0.9, 0.9, 10, 1000, 0.9);
+
+ auto* host1 = simgrid::s4u::Engine::get_instance()->host_by_name("MyHost1");
+ auto* host2 = simgrid::s4u::Engine::get_instance()->host_by_name("MyHost2");
+ auto* host3 = simgrid::s4u::Engine::get_instance()->host_by_name("MyHost3");
+
+ battery->create_event(0.2, simgrid::plugins::Battery::DISCHARGE, [battery, &host1, &host2, &host3]() {
+ XBT_INFO("Event -> Battery low: SoC: %f SoH: %f Energy stored: %fJ Energy provided: %fJ Energy consumed %fJ",
+ battery->get_state_of_charge(), battery->get_state_of_health(), battery->get_energy_stored(),
+ battery->get_energy_provided(), battery->get_energy_consumed());
+ XBT_INFO("Disconnecting hosts %s and %s", host1->get_cname(), host2->get_cname());
+ battery->connect_host(host1, false);
+ battery->connect_host(host2, false);
+ XBT_INFO("Energy consumed this far by: %s: %fJ, %s: %fJ, %s: %fJ", host1->get_cname(),
+ sg_host_get_consumed_energy(host1), host2->get_cname(), sg_host_get_consumed_energy(host2),
+ host3->get_cname(), sg_host_get_consumed_energy(host3));
+ });
+
+ XBT_INFO("Battery state: SoC: %f SoH: %f Energy stored: %fJ Energy provided: %fJ Energy consumed %fJ",
+ battery->get_state_of_charge(), battery->get_state_of_health(), battery->get_energy_stored(),
+ battery->get_energy_provided(), battery->get_energy_consumed());
+ XBT_INFO("Connecting hosts %s and %s to the battery", host1->get_cname(), host2->get_cname());
+ battery->connect_host(host1);
+ battery->connect_host(host2);
+
+ double flops = 1e9;
+ XBT_INFO("Host %s will now execute %f flops", host1->get_cname(), flops);
+ host1->execute(flops);
+
+ simgrid::s4u::this_actor::sleep_until(200);
+ XBT_INFO("Battery state: SoC: %f SoH: %f Energy stored: %fJ Energy provided: %fJ Energy consumed %fJ",
+ battery->get_state_of_charge(), battery->get_state_of_health(), battery->get_energy_stored(),
+ battery->get_energy_provided(), battery->get_energy_consumed());
}
int main(int argc, char* argv[])
{
simgrid::s4u::Engine e(&argc, argv);
+ // if you plan to use Battery::connect_host you have to init the energy plugin at start.
+ sg_host_energy_plugin_init();
e.load_platform(argv[1]);
- sg_host_energy_plugin_init();
- sg_battery_plugin_init();
+ simgrid::s4u::Actor::create("manager", e.host_by_name("MyHost1"), manager);
- simgrid::s4u::Actor::create("manager", e.host_by_name("host1"), manager);
e.run();
return 0;
}
