1 /* Copyright (c) 2010-2018. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include "src/instr/instr_private.hpp"
8 #include "simgrid/kernel/routing/NetPoint.hpp"
9 #include "simgrid/kernel/routing/NetZoneImpl.hpp"
10 #include "simgrid/s4u/Actor.hpp"
11 #include "simgrid/s4u/Engine.hpp"
12 #include "simgrid/s4u/Host.hpp"
13 #include "simgrid/s4u/VirtualMachine.hpp"
14 #include "src/surf/cpu_interface.hpp"
15 #include "src/surf/network_interface.hpp"
16 #include "src/surf/surf_interface.hpp"
17 #include "src/surf/xml/platf_private.hpp"
18 #include "surf/surf.hpp"
19 #include "xbt/graph.h"
21 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(instr_routing, instr, "Tracing platform hierarchy");
23 static std::vector<simgrid::instr::NetZoneContainer*> currentContainer; /* push and pop, used only in creation */
25 static const char* instr_node_name(xbt_node_t node)
27 return static_cast<char*>(xbt_graph_node_get_data(node));
30 static container_t lowestCommonAncestor(container_t a1, container_t a2)
32 // this is only an optimization (since most of a1 and a2 share the same parent)
33 if (a1->father_ == a2->father_)
36 // create an array with all ancestors of a1
37 std::vector<container_t> ancestors_a1;
38 container_t p = a1->father_;
40 ancestors_a1.push_back(p);
44 // create an array with all ancestors of a2
45 std::vector<container_t> ancestors_a2;
48 ancestors_a2.push_back(p);
52 // find the lowest ancestor
54 int i = ancestors_a1.size() - 1;
55 int j = ancestors_a2.size() - 1;
56 while (i >= 0 && j >= 0) {
57 container_t a1p = ancestors_a1.at(i);
58 container_t a2p = ancestors_a2.at(j);
70 static void linkContainers(container_t src, container_t dst, std::set<std::string>* filter)
73 if (src->get_name() == "__loopback__" || dst->get_name() == "__loopback__") {
74 XBT_DEBUG(" linkContainers: ignoring loopback link");
79 container_t father = lowestCommonAncestor(src, dst);
81 xbt_die("common father unknown, this is a tracing problem");
84 // check if we already register this pair (we only need one direction)
85 std::string aux1 = src->get_name() + dst->get_name();
86 std::string aux2 = dst->get_name() + src->get_name();
87 if (filter->find(aux1) != filter->end()) {
88 XBT_DEBUG(" linkContainers: already registered %s <-> %s (1)", src->get_cname(), dst->get_cname());
91 if (filter->find(aux2) != filter->end()) {
92 XBT_DEBUG(" linkContainers: already registered %s <-> %s (2)", dst->get_cname(), src->get_cname());
96 // ok, not found, register it
101 std::string link_typename = father->type_->get_name() + "-" + src->type_->get_name() +
102 std::to_string(src->type_->get_id()) + "-" + dst->type_->get_name() +
103 std::to_string(dst->type_->get_id());
104 simgrid::instr::LinkType* link = father->type_->by_name_or_create(link_typename, src->type_, dst->type_);
105 link->set_calling_container(father);
107 // register EDGE types for triva configuration
108 trivaEdgeTypes.insert(link->get_name());
111 static long long counter = 0;
113 std::string key = std::to_string(counter);
116 link->start_event(src, "topology", key);
117 link->end_event(dst, "topology", key);
119 XBT_DEBUG(" linkContainers %s <-> %s", src->get_cname(), dst->get_cname());
122 static void recursiveGraphExtraction(simgrid::s4u::NetZone* netzone, container_t container,
123 std::set<std::string>* filter)
125 if (not TRACE_platform_topology()) {
126 XBT_DEBUG("Graph extraction disabled by user.");
129 XBT_DEBUG("Graph extraction for NetZone = %s", netzone->get_cname());
130 if (not netzone->get_children().empty()) {
131 // bottom-up recursion
132 for (auto const& nz_son : netzone->get_children()) {
133 container_t child_container = container->children_.at(nz_son->get_cname());
134 recursiveGraphExtraction(nz_son, child_container, filter);
138 xbt_graph_t graph = xbt_graph_new_graph(0, nullptr);
139 std::map<std::string, xbt_node_t>* nodes = new std::map<std::string, xbt_node_t>;
140 std::map<std::string, xbt_edge_t>* edges = new std::map<std::string, xbt_edge_t>;
142 netzone->get_impl()->get_graph(graph, nodes, edges);
143 for (auto elm : *edges) {
144 xbt_edge_t edge = elm.second;
145 linkContainers(simgrid::instr::Container::by_name(static_cast<const char*>(edge->src->data)),
146 simgrid::instr::Container::by_name(static_cast<const char*>(edge->dst->data)), filter);
150 xbt_graph_free_graph(graph, xbt_free_f, xbt_free_f, nullptr);
156 static void instr_netzone_on_creation(simgrid::s4u::NetZone& netzone)
158 std::string id = netzone.get_name();
159 if (simgrid::instr::Container::get_root() == nullptr) {
160 simgrid::instr::NetZoneContainer* root = new simgrid::instr::NetZoneContainer(id, 0, nullptr);
162 if (TRACE_smpi_is_enabled()) {
163 simgrid::instr::ContainerType* mpi = root->type_->by_name_or_create<simgrid::instr::ContainerType>("MPI");
164 if (not TRACE_smpi_is_grouped())
165 mpi->by_name_or_create<simgrid::instr::StateType>("MPI_STATE");
166 root->type_->by_name_or_create("MPI_LINK", mpi, mpi);
167 // TODO See if we can move this to the LoadBalancer plugin
168 root->type_->by_name_or_create("MIGRATE_LINK", mpi, mpi);
169 mpi->by_name_or_create<simgrid::instr::StateType>("MIGRATE_STATE");
172 if (TRACE_needs_platform()) {
173 currentContainer.push_back(root);
178 if (TRACE_needs_platform()) {
179 simgrid::instr::NetZoneContainer* container =
180 new simgrid::instr::NetZoneContainer(id, currentContainer.size(), currentContainer.back());
181 currentContainer.push_back(container);
185 static void instr_link_on_creation(simgrid::s4u::Link& link)
187 if (currentContainer.empty()) // No ongoing parsing. Are you creating the loopback?
190 container_t container = new simgrid::instr::Container(link.get_name(), "LINK", currentContainer.back());
192 if ((TRACE_categorized() || TRACE_uncategorized() || TRACE_platform()) && (not TRACE_disable_link())) {
193 simgrid::instr::VariableType* bandwidth = container->type_->by_name_or_create("bandwidth", "");
194 bandwidth->set_calling_container(container);
195 bandwidth->set_event(0, link.get_bandwidth());
196 simgrid::instr::VariableType* latency = container->type_->by_name_or_create("latency", "");
197 latency->set_calling_container(container);
198 latency->set_event(0, link.get_latency());
200 if (TRACE_uncategorized()) {
201 container->type_->by_name_or_create("bandwidth_used", "0.5 0.5 0.5");
205 static void instr_host_on_creation(simgrid::s4u::Host& host)
207 container_t container = new simgrid::instr::HostContainer(host, currentContainer.back());
208 container_t root = simgrid::instr::Container::get_root();
210 if ((TRACE_categorized() || TRACE_uncategorized() || TRACE_platform()) && (not TRACE_disable_speed())) {
211 simgrid::instr::VariableType* power = container->type_->by_name_or_create("power", "");
212 power->set_calling_container(container);
213 power->set_event(0, host.get_speed());
216 if (TRACE_uncategorized())
217 container->type_->by_name_or_create("power_used", "0.5 0.5 0.5");
219 if (TRACE_smpi_is_enabled() && TRACE_smpi_is_grouped()) {
220 simgrid::instr::ContainerType* mpi = container->type_->by_name_or_create<simgrid::instr::ContainerType>("MPI");
221 mpi->by_name_or_create<simgrid::instr::StateType>("MPI_STATE");
222 // TODO See if we can move this to the LoadBalancer plugin
223 root->type_->by_name_or_create("MIGRATE_LINK", mpi, mpi);
224 mpi->by_name_or_create<simgrid::instr::StateType>("MIGRATE_STATE");
228 static void instr_host_on_speed_change(simgrid::s4u::Host& host)
230 simgrid::instr::Container::by_name(host.get_cname())
231 ->get_variable("power")
232 ->set_event(surf_get_clock(), host.get_core_count() * host.get_available_speed());
235 static void instr_action_on_state_change(simgrid::kernel::resource::Action* action,
236 simgrid::kernel::resource::Action::State /* previous */)
238 int n = action->get_variable()->get_number_of_constraint();
240 for (int i = 0; i < n; i++) {
241 /* Beware of composite actions: ptasks put links and cpus together. Extra pb: we cannot dynamic_cast from void* */
242 simgrid::kernel::resource::Resource* resource =
243 static_cast<simgrid::kernel::resource::Resource*>(action->get_variable()->get_constraint(i)->get_id());
244 simgrid::surf::Cpu* cpu = dynamic_cast<simgrid::surf::Cpu*>(resource);
246 if (cpu != nullptr) {
247 double value = action->get_variable()->get_value() * action->get_variable()->get_constraint_weight(i);
248 TRACE_surf_resource_set_utilization("HOST", "power_used", cpu->get_cname(), action->get_category(), value,
249 action->get_last_update(), SIMIX_get_clock() - action->get_last_update());
251 simgrid::kernel::resource::LinkImpl* link = dynamic_cast<simgrid::kernel::resource::LinkImpl*>(resource);
253 if (link != nullptr) {
254 double value = action->get_variable()->get_value() * action->get_variable()->get_constraint_weight(i);
255 TRACE_surf_resource_set_utilization("LINK", "bandwidth_used", link->get_cname(), action->get_category(), value,
256 action->get_last_update(), SIMIX_get_clock() - action->get_last_update());
261 static void instr_link_on_bandwidth_change(simgrid::s4u::Link& link)
263 simgrid::instr::Container::by_name(link.get_cname())
264 ->get_variable("bandwidth")
265 ->set_event(surf_get_clock(), sg_bandwidth_factor * link.get_bandwidth());
268 static void instr_netpoint_on_creation(simgrid::kernel::routing::NetPoint* netpoint)
270 if (netpoint->is_router())
271 new simgrid::instr::RouterContainer(netpoint->get_cname(), currentContainer.back());
274 static void instr_on_platform_created()
276 currentContainer.clear();
277 std::set<std::string>* filter = new std::set<std::string>;
278 XBT_DEBUG("Starting graph extraction.");
279 recursiveGraphExtraction(simgrid::s4u::Engine::get_instance()->get_netzone_root(),
280 simgrid::instr::Container::get_root(), filter);
281 XBT_DEBUG("Graph extraction finished.");
283 TRACE_paje_dump_buffer(true);
286 static void instr_actor_on_creation(simgrid::s4u::ActorPtr actor)
288 container_t root = simgrid::instr::Container::get_root();
289 container_t container = simgrid::instr::Container::by_name(actor->get_host()->get_name());
291 container->create_child(instr_pid(actor.get()), "ACTOR");
292 simgrid::instr::ContainerType* actor_type =
293 container->type_->by_name_or_create<simgrid::instr::ContainerType>("ACTOR");
294 simgrid::instr::StateType* state = actor_type->by_name_or_create<simgrid::instr::StateType>("ACTOR_STATE");
295 state->add_entity_value("suspend", "1 0 1");
296 state->add_entity_value("sleep", "1 1 0");
297 state->add_entity_value("receive", "1 0 0");
298 state->add_entity_value("send", "0 0 1");
299 state->add_entity_value("task_execute", "0 1 1");
300 root->type_->by_name_or_create("ACTOR_LINK", actor_type, actor_type);
301 root->type_->by_name_or_create("ACTOR_TASK_LINK", actor_type, actor_type);
304 [](int status, void* actor) {
305 if (status == SMX_EXIT_FAILURE)
306 // kill means that this actor no longer exists, let's destroy it
307 simgrid::instr::Container::by_name(instr_pid(static_cast<simgrid::s4u::Actor*>(actor)))->remove_from_parent();
312 static long long int counter = 0;
314 static void instr_actor_on_migration_start(simgrid::s4u::ActorPtr actor)
317 container_t container = simgrid::instr::Container::by_name(instr_pid(actor.get()));
318 simgrid::instr::Container::get_root()->get_link("ACTOR_LINK")->start_event(container, "M", std::to_string(counter));
320 // destroy existing container of this process
321 container->remove_from_parent();
324 static void instr_actor_on_migration_end(simgrid::s4u::ActorPtr actor)
326 // create new container on the new_host location
327 simgrid::instr::Container::by_name(actor->get_host()->get_name())->create_child(instr_pid(actor.get()), "ACTOR");
329 simgrid::instr::Container::get_root()
330 ->get_link("ACTOR_LINK")
331 ->end_event(simgrid::instr::Container::by_name(instr_pid(actor.get())), "M", std::to_string(counter));
335 static void instr_vm_on_creation(simgrid::s4u::Host& host)
337 container_t container = new simgrid::instr::HostContainer(host, currentContainer.back());
338 container_t root = simgrid::instr::Container::get_root();
339 simgrid::instr::ContainerType* vm = container->type_->by_name_or_create<simgrid::instr::ContainerType>("VM");
340 simgrid::instr::StateType* state = vm->by_name_or_create<simgrid::instr::StateType>("VM_STATE");
341 state->add_entity_value("suspend", "1 0 1");
342 state->add_entity_value("sleep", "1 1 0");
343 state->add_entity_value("receive", "1 0 0");
344 state->add_entity_value("send", "0 0 1");
345 state->add_entity_value("task_execute", "0 1 1");
346 root->type_->by_name_or_create("VM_LINK", vm, vm);
347 root->type_->by_name_or_create("VM_ACTOR_LINK", vm, vm);
350 void instr_define_callbacks()
352 // always need the callbacks to zones (we need only the root zone), to create the rootContainer and the rootType
354 if (TRACE_needs_platform()) {
355 simgrid::s4u::on_platform_created.connect(instr_on_platform_created);
356 simgrid::s4u::Host::on_creation.connect(instr_host_on_creation);
357 simgrid::s4u::Host::on_speed_change.connect(instr_host_on_speed_change);
358 simgrid::s4u::Link::on_creation.connect(instr_link_on_creation);
359 simgrid::s4u::Link::on_bandwidth_change.connect(instr_link_on_bandwidth_change);
360 simgrid::s4u::NetZone::on_seal.connect([](simgrid::s4u::NetZone& /*netzone*/) { currentContainer.pop_back(); });
361 simgrid::kernel::routing::NetPoint::on_creation.connect(instr_netpoint_on_creation);
363 simgrid::s4u::NetZone::on_creation.connect(instr_netzone_on_creation);
365 simgrid::surf::CpuAction::on_state_change.connect(instr_action_on_state_change);
366 simgrid::s4u::Link::on_communication_state_change.connect(instr_action_on_state_change);
368 if (TRACE_actor_is_enabled()) {
369 simgrid::s4u::Actor::on_creation.connect(instr_actor_on_creation);
370 simgrid::s4u::Actor::on_suspend.connect([](simgrid::s4u::ActorPtr actor) {
371 simgrid::instr::Container::by_name(instr_pid(actor.get()))->get_state("ACTOR_STATE")->push_event("suspend");
373 simgrid::s4u::Actor::on_resume.connect([](simgrid::s4u::ActorPtr actor) {
374 simgrid::instr::Container::by_name(instr_pid(actor.get()))->get_state("ACTOR_STATE")->pop_event();
376 simgrid::s4u::Actor::on_sleep.connect([](simgrid::s4u::ActorPtr actor) {
377 simgrid::instr::Container::by_name(instr_pid(actor.get()))->get_state("ACTOR_STATE")->push_event("sleep");
379 simgrid::s4u::Actor::on_wake_up.connect([](simgrid::s4u::ActorPtr actor) {
380 simgrid::instr::Container::by_name(instr_pid(actor.get()))->get_state("ACTOR_STATE")->pop_event();
382 simgrid::s4u::Actor::on_migration_start.connect(instr_actor_on_migration_start);
383 simgrid::s4u::Actor::on_migration_end.connect(instr_actor_on_migration_end);
386 if (TRACE_vm_is_enabled()) {
387 simgrid::s4u::Host::on_creation.connect(instr_vm_on_creation);
388 simgrid::s4u::VirtualMachine::on_start.connect([](simgrid::s4u::VirtualMachine& vm) {
389 simgrid::instr::Container::by_name(vm.get_name())->get_state("VM_STATE")->push_event("start");
391 simgrid::s4u::VirtualMachine::on_started.connect([](simgrid::s4u::VirtualMachine& vm) {
392 simgrid::instr::Container::by_name(vm.get_name())->get_state("VM_STATE")->pop_event();
394 simgrid::s4u::VirtualMachine::on_suspend.connect([](simgrid::s4u::VirtualMachine& vm) {
395 simgrid::instr::Container::by_name(vm.get_name())->get_state("VM_STATE")->push_event("suspend");
397 simgrid::s4u::VirtualMachine::on_resume.connect([](simgrid::s4u::VirtualMachine& vm) {
398 simgrid::instr::Container::by_name(vm.get_name())->get_state("VM_STATE")->pop_event();
400 simgrid::s4u::Host::on_destruction.connect(
401 [](simgrid::s4u::Host& host) { simgrid::instr::Container::by_name(host.get_name())->remove_from_parent(); });
405 * user categories support
407 static void recursiveNewVariableType(std::string new_typename, std::string color, simgrid::instr::Type* root)
409 if (root->get_name() == "HOST" || root->get_name() == "VM")
410 root->by_name_or_create(std::string("p") + new_typename, color);
412 if (root->get_name() == "LINK")
413 root->by_name_or_create(std::string("b") + new_typename, color);
415 for (auto elm : root->children_) {
416 recursiveNewVariableType(new_typename, color, elm.second);
420 void instr_new_variable_type(std::string new_typename, std::string color)
422 recursiveNewVariableType(new_typename, color, simgrid::instr::Container::get_root()->type_);
425 static void recursiveNewUserVariableType(std::string father_type, std::string new_typename, std::string color,
426 simgrid::instr::Type* root)
428 if (root->get_name() == father_type) {
429 root->by_name_or_create(new_typename, color);
431 for (auto elm : root->children_)
432 recursiveNewUserVariableType(father_type, new_typename, color, elm.second);
435 void instr_new_user_variable_type(std::string father_type, std::string new_typename, std::string color)
437 recursiveNewUserVariableType(father_type, new_typename, color, simgrid::instr::Container::get_root()->type_);
440 static void recursiveNewUserStateType(std::string father_type, std::string new_typename, simgrid::instr::Type* root)
442 if (root->get_name() == father_type)
443 root->by_name_or_create<simgrid::instr::StateType>(new_typename);
445 for (auto elm : root->children_)
446 recursiveNewUserStateType(father_type, new_typename, elm.second);
449 void instr_new_user_state_type(std::string father_type, std::string new_typename)
451 recursiveNewUserStateType(father_type, new_typename, simgrid::instr::Container::get_root()->type_);
454 static void recursiveNewValueForUserStateType(std::string type_name, const char* val, std::string color,
455 simgrid::instr::Type* root)
457 if (root->get_name() == type_name)
458 static_cast<simgrid::instr::StateType*>(root)->add_entity_value(val, color);
460 for (auto elm : root->children_)
461 recursiveNewValueForUserStateType(type_name, val, color, elm.second);
464 void instr_new_value_for_user_state_type(std::string type_name, const char* value, std::string color)
466 recursiveNewValueForUserStateType(type_name, value, color, simgrid::instr::Container::get_root()->type_);
469 #define GRAPHICATOR_SUPPORT_FUNCTIONS
471 static void recursiveXBTGraphExtraction(xbt_graph_t graph, std::map<std::string, xbt_node_t>* nodes,
472 std::map<std::string, xbt_edge_t>* edges, sg_netzone_t netzone,
473 container_t container)
475 if (not netzone->get_children().empty()) {
476 // bottom-up recursion
477 for (auto const& netzone_child : netzone->get_children()) {
478 container_t child_container = container->children_.at(netzone_child->get_cname());
479 recursiveXBTGraphExtraction(graph, nodes, edges, netzone_child, child_container);
483 netzone->get_impl()->get_graph(graph, nodes, edges);
486 xbt_graph_t instr_routing_platform_graph()
488 xbt_graph_t ret = xbt_graph_new_graph(0, nullptr);
489 std::map<std::string, xbt_node_t>* nodes = new std::map<std::string, xbt_node_t>;
490 std::map<std::string, xbt_edge_t>* edges = new std::map<std::string, xbt_edge_t>;
491 recursiveXBTGraphExtraction(ret, nodes, edges, simgrid::s4u::Engine::get_instance()->get_netzone_root(),
492 simgrid::instr::Container::get_root());
498 void instr_routing_platform_graph_export_graphviz(xbt_graph_t g, const char* filename)
500 unsigned int cursor = 0;
501 xbt_node_t node = nullptr;
502 xbt_edge_t edge = nullptr;
504 FILE* file = fopen(filename, "w");
505 xbt_assert(file, "Failed to open %s \n", filename);
508 fprintf(file, "digraph test {\n");
510 fprintf(file, "graph test {\n");
512 fprintf(file, " graph [overlap=scale]\n");
514 fprintf(file, " node [shape=box, style=filled]\n");
515 fprintf(file, " node [width=.3, height=.3, style=filled, color=skyblue]\n\n");
517 xbt_dynar_foreach (g->nodes, cursor, node) {
518 fprintf(file, " \"%s\";\n", instr_node_name(node));
520 xbt_dynar_foreach (g->edges, cursor, edge) {
521 const char* src_s = instr_node_name(edge->src);
522 const char* dst_s = instr_node_name(edge->dst);
524 fprintf(file, " \"%s\" -> \"%s\";\n", src_s, dst_s);
526 fprintf(file, " \"%s\" -- \"%s\";\n", src_s, dst_s);
528 fprintf(file, "}\n");