-/* Copyright (c) 2014-2022. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2014-2023. 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 "src/mc/mc_replay.hpp"
#include "src/mc/transition/Transition.hpp"
-#if SIMGRID_HAVE_MC
-#include "src/mc/api/State.hpp"
-#include "src/mc/explo/Exploration.hpp"
-#include "src/mc/mc_private.hpp"
-#endif
-
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_record, mc, "Logging specific to MC record/replay facility");
-namespace simgrid {
-namespace mc {
+namespace simgrid::mc {
void RecordTrace::replay() const
{
simgrid::mc::execute_actors();
+ auto* engine = kernel::EngineImpl::get_instance();
- for (const simgrid::mc::Transition* transition : transitions_) {
- XBT_DEBUG("Executing %ld$%i", transition->aid_, transition->times_considered_);
+ int frame_count = 1;
+ if (xbt_log_no_loc)
+ XBT_INFO("The backtrace of each transition will not be shown because of --log=no_loc");
+ else
+ simgrid_mc_replay_show_backtraces = true;
- // Choose a request:
- kernel::actor::ActorImpl* actor = kernel::EngineImpl::get_instance()->get_actor_by_pid(transition->aid_);
+ for (const simgrid::mc::Transition* transition : transitions_) {
+ kernel::actor::ActorImpl* actor = engine->get_actor_by_pid(transition->aid_);
xbt_assert(actor != nullptr, "Unexpected actor (id:%ld).", transition->aid_);
const kernel::actor::Simcall* simcall = &(actor->simcall_);
- xbt_assert(simcall->call_ != kernel::actor::Simcall::Type::NONE, "No simcall for process %ld.", transition->aid_);
- xbt_assert(simgrid::mc::request_is_visible(simcall) && simgrid::mc::actor_is_enabled(actor), "Unexpected simcall.");
+ xbt_assert(simgrid::mc::request_is_visible(simcall), "Simcall %s of actor %s is not visible.", simcall->get_cname(),
+ actor->get_cname());
+
+ XBT_INFO("***********************************************************************************");
+ XBT_INFO("* Path chunk #%d '%ld/%i' Actor %s(pid:%ld): %s", frame_count++, transition->aid_,
+ transition->times_considered_, simcall->issuer_->get_cname(), simcall->issuer_->get_pid(),
+ simcall->observer_->to_string().c_str());
+ XBT_INFO("***********************************************************************************");
+ if (not mc::actor_is_enabled(actor))
+ simgrid::kernel::EngineImpl::get_instance()->display_all_actor_status();
+
+ xbt_assert(simgrid::mc::actor_is_enabled(actor), "Actor %s (simcall %s) is not enabled.", actor->get_cname(),
+ simcall->get_cname());
// Execute the request:
simcall->issuer_->simcall_handle(transition->times_considered_);
simgrid::mc::execute_actors();
}
+
+ const auto& actor_list = engine->get_actor_list();
+ if (actor_list.empty()) {
+ XBT_INFO("The replay of the trace is complete. The application is terminating.");
+ } else if (std::none_of(std::begin(actor_list), std::end(actor_list),
+ [](const auto& kv) { return mc::actor_is_enabled(kv.second); })) {
+ XBT_INFO("The replay of the trace is complete. DEADLOCK detected.");
+ engine->display_all_actor_status();
+ } else {
+ XBT_INFO("The replay of the trace is complete. The application could run further.");
+ }
}
void simgrid::mc::RecordTrace::replay(const std::string& path_string)
const char* current = data;
while (*current) {
long aid;
- int times_considered;
- int count = sscanf(current, "%ld/%d", &aid, ×_considered);
+ int times_considered = 0;
- if(count != 2 && count != 1)
+ if (int count = sscanf(current, "%ld/%d", &aid, ×_considered); count != 2 && count != 1)
throw std::invalid_argument("Could not parse record path");
push_back(new simgrid::mc::Transition(simgrid::mc::Transition::Type::UNKNOWN, aid, times_considered));
}
}
-#if SIMGRID_HAVE_MC
-
std::string simgrid::mc::RecordTrace::to_string() const
{
std::ostringstream stream;
for (auto i = transitions_.begin(); i != transitions_.end(); ++i) {
+ if (*i == nullptr)
+ continue;
if (i != transitions_.begin())
stream << ';';
stream << (*i)->aid_;
}
return stream.str();
}
-
-#endif
-
-}
-}
+} // namespace simgrid::mc