double previous_energy = this->total_energy;
double instantaneous_consumption;
- if (host->isOff())
+ if (this->pstate == -1) // The host was off at the beginning of this time interval
instantaneous_consumption = this->watts_off;
else
instantaneous_consumption = this->getCurrentWattsValue(cpu_load);
this->total_energy = previous_energy + energy_this_step;
this->last_updated = finish_time;
- this->pstate = host->pstate();
+
XBT_DEBUG(
"[update_energy of %s] period=[%.2f-%.2f]; current power peak=%.0E flop/s; consumption change: %.2f J -> %.2f J",
host->cname(), start_time, finish_time, host->pimpl_cpu->speed_.peak, previous_energy, energy_this_step);
+
+ /* Save data for the upcoming time interval: whether it's on/off and the pstate if it's on */
+ this->pstate = host->isOn() ? host->pstate() : -1;
}
HostEnergy::HostEnergy(simgrid::s4u::Host* ptr) : host(ptr), last_updated(surf_get_clock())