X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/c34ec0a9a237bf4befb762e35ab117731a8c3851..4471fa5173daa405358d9656e6172582fae4b3e3:/src/plugins/link_energy.cpp diff --git a/src/plugins/link_energy.cpp b/src/plugins/link_energy.cpp index b2b5e10089..97aeb01e23 100644 --- a/src/plugins/link_energy.cpp +++ b/src/plugins/link_energy.cpp @@ -1,10 +1,13 @@ -/* Copyright (c) 2017-2019. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2017-2021. 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/host.h" #include "simgrid/plugins/energy.h" #include "simgrid/s4u/Engine.hpp" +#include "simgrid/simix.hpp" #include "src/surf/network_interface.hpp" #include "src/surf/surf_interface.hpp" #include "surf/surf.hpp" @@ -14,7 +17,7 @@ SIMGRID_REGISTER_PLUGIN(link_energy, "Link energy consumption.", &sg_link_energy_plugin_init) -/** @defgroup plugin_link_energy +/** @defgroup plugin_link_energy Plugin Link Energy This is the link energy plugin, accounting for the dissipated energy in the simulated platform. @@ -33,8 +36,7 @@ SIMGRID_REGISTER_PLUGIN(link_energy, "Link energy consumption.", &sg_link_energy The second property means that when your host is turned off, it will dissipate only 10 Watts (please note that these values are arbitrary). - To simulate the energy-related elements, first call the simgrid#energy#sg_link_energy_plugin_init() before your - #MSG_init(), + To simulate the energy-related elements, first call the sg_link_energy_plugin_init() before loading the platform and then use the following function to retrieve the consumption of a given link: sg_link_get_consumed_energy(). */ @@ -44,20 +46,7 @@ namespace simgrid { namespace plugin { class LinkEnergy { -public: - static simgrid::xbt::Extension EXTENSION_ID; - - explicit LinkEnergy(simgrid::s4u::Link* ptr) : link_(ptr), last_updated_(surf_get_clock()) {} - ~LinkEnergy() = default; - - void init_watts_range_list(); - double get_consumed_energy(); - void update(); - -private: - double get_power(); - - simgrid::s4u::Link* link_{}; + s4u::Link* link_{}; bool inited_{false}; double idle_{0.0}; @@ -65,9 +54,20 @@ private: double total_energy_{0.0}; double last_updated_{0.0}; /*< Timestamp of the last energy update event*/ + + double get_power() const; + +public: + static xbt::Extension EXTENSION_ID; + + explicit LinkEnergy(s4u::Link* ptr) : link_(ptr), last_updated_(surf_get_clock()) {} + + void init_watts_range_list(); + double get_consumed_energy(); + void update(); }; -simgrid::xbt::Extension LinkEnergy::EXTENSION_ID; +xbt::Extension LinkEnergy::EXTENSION_ID; void LinkEnergy::update() { @@ -123,9 +123,8 @@ void LinkEnergy::init_watts_range_list() } } -double LinkEnergy::get_power() +double LinkEnergy::get_power() const { - if (!inited_) return 0.0; @@ -140,7 +139,7 @@ double LinkEnergy::get_power() double LinkEnergy::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(&LinkEnergy::update, this)); + kernel::actor::simcall(std::bind(&LinkEnergy::update, this)); return this->total_energy_; } } // namespace plugin @@ -149,17 +148,15 @@ double LinkEnergy::get_consumed_energy() using simgrid::plugin::LinkEnergy; /* **************************** events callback *************************** */ -static void on_communicate(simgrid::kernel::resource::NetworkAction const& action, simgrid::s4u::Host*, - simgrid::s4u::Host*) +static void on_communicate(const simgrid::kernel::resource::NetworkAction& action) { XBT_DEBUG("onCommunicate is called"); - for (simgrid::kernel::resource::LinkImpl* link : action.links()) { - - if (link == nullptr) + for (auto const* link : action.get_links()) { + if (link == nullptr || link->get_sharing_policy() == simgrid::s4u::Link::SharingPolicy::WIFI) continue; XBT_DEBUG("Update link %s", link->get_cname()); - LinkEnergy* link_energy = link->get_iface()->extension(); + auto* link_energy = link->get_iface()->extension(); link_energy->init_watts_range_list(); link_energy->update(); } @@ -170,7 +167,10 @@ static void on_simulation_end() std::vector links = simgrid::s4u::Engine::get_instance()->get_all_links(); double total_energy = 0.0; // Total dissipated energy (whole platform) - for (const auto link : links) { + for (auto const* link : links) { + if (link == nullptr || link->get_sharing_policy() == simgrid::s4u::Link::SharingPolicy::WIFI) + continue; + double link_energy = link->extension()->get_consumed_energy(); total_energy += link_energy; } @@ -186,7 +186,7 @@ int sg_link_energy_is_inited() /** @ingroup plugin_link_energy * @brief Enable energy plugin * @details Enable energy plugin to get joules consumption of each cpu. You should call this function before - * #MSG_init(). + * loading your platform. */ void sg_link_energy_plugin_init() { @@ -196,24 +196,34 @@ void sg_link_energy_plugin_init() xbt_assert(sg_host_count() == 0, "Please call sg_link_energy_plugin_init() before initializing the platform."); - simgrid::s4u::Link::on_creation.connect([](simgrid::s4u::Link& link) { link.extension_set(new LinkEnergy(&link)); }); + simgrid::s4u::Link::on_creation.connect([](simgrid::s4u::Link& link) { + if (link.get_sharing_policy() != simgrid::s4u::Link::SharingPolicy::WIFI) { + XBT_DEBUG("Wired Link created: %s", link.get_cname()); + link.extension_set(new LinkEnergy(&link)); + } else { + XBT_DEBUG("Not Wired link: %s", link.get_cname()); + } + }); - simgrid::s4u::Link::on_state_change.connect( - [](simgrid::s4u::Link const& link) { link.extension()->update(); }); + simgrid::s4u::Link::on_state_change.connect([](simgrid::s4u::Link const& link) { + if (link.get_sharing_policy() != simgrid::s4u::Link::SharingPolicy::WIFI) + link.extension()->update(); + }); simgrid::s4u::Link::on_destruction.connect([](simgrid::s4u::Link const& link) { - if (link.get_name() != "__loopback__") + if (link.get_name() != "__loopback__" && link.get_sharing_policy() != simgrid::s4u::Link::SharingPolicy::WIFI) XBT_INFO("Energy consumption of link '%s': %f Joules", link.get_cname(), link.extension()->get_consumed_energy()); }); - simgrid::s4u::Link::on_communication_state_change.connect([]( - simgrid::kernel::resource::NetworkAction const& action, simgrid::kernel::resource::Action::State /* previous */) { - for (simgrid::kernel::resource::LinkImpl* link : action.links()) { - if (link != nullptr) - link->get_iface()->extension()->update(); - } - }); + simgrid::s4u::Link::on_communication_state_change.connect( + [](simgrid::kernel::resource::NetworkAction const& action, + simgrid::kernel::resource::Action::State /* previous */) { + for (auto const* link : action.get_links()) { + if (link != nullptr && link->get_sharing_policy() != simgrid::s4u::Link::SharingPolicy::WIFI) + link->get_iface()->extension()->update(); + } + }); simgrid::s4u::Link::on_communicate.connect(&on_communicate); simgrid::s4u::Engine::on_simulation_end.connect(&on_simulation_end); @@ -226,10 +236,10 @@ void sg_link_energy_plugin_init() * The result is that the actor requesting this value will be interrupted, * the value will be updated in kernel mode before returning the control to the requesting actor. */ -double sg_link_get_consumed_energy(sg_link_t link) +double sg_link_get_consumed_energy(const_sg_link_t link) { if (not LinkEnergy::EXTENSION_ID.valid()) - throw std::logic_error("The Energy plugin is not active. Please call sg_link_energy_plugin_init() before calling " - "sg_link_get_consumed_energy()."); + throw simgrid::xbt::InitializationError("The Energy plugin is not active. Please call sg_link_energy_plugin_init() " + "before calling sg_link_get_consumed_energy()."); return link->extension()->get_consumed_energy(); }