-/* Copyright (c) 2019-2021. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2019-2022. 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/kernel/actor/SimcallObserver.hpp"
#include "simgrid/s4u/Host.hpp"
+#include "src/kernel/activity/CommImpl.hpp"
#include "src/kernel/activity/MutexImpl.hpp"
#include "src/kernel/actor/ActorImpl.hpp"
+#include "src/mc/mc_config.hpp"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_observer, mc, "Logging specific to MC simcall observation");
issuer_->get_cname());
}
-std::string SimcallObserver::dot_label() const
+std::string SimcallObserver::dot_label(int /*times_considered*/) const
{
if (issuer_->get_host())
- return xbt::string_printf("[(%ld)%s] ", issuer_->get_pid(), issuer_->get_cname());
+ return xbt::string_printf("[(%ld)%s] ", issuer_->get_pid(), issuer_->get_host()->get_cname());
return xbt::string_printf("[(%ld)] ", issuer_->get_pid());
}
return SimcallObserver::to_string(times_considered) + "MC_RANDOM(" + std::to_string(times_considered) + ")";
}
-std::string RandomSimcall::dot_label() const
+std::string RandomSimcall::dot_label(int times_considered) const
{
- return SimcallObserver::dot_label() + "MC_RANDOM(" + std::to_string(next_value_) + ")";
+ return SimcallObserver::dot_label(times_considered) + "MC_RANDOM(" + std::to_string(next_value_) + ")";
}
void RandomSimcall::prepare(int times_considered)
return SimcallObserver::to_string(times_considered) + "Mutex UNLOCK";
}
-std::string MutexUnlockSimcall::dot_label() const
+std::string MutexUnlockSimcall::dot_label(int times_considered) const
{
- return SimcallObserver::dot_label() + "Mutex UNLOCK";
+ return SimcallObserver::dot_label(times_considered) + "Mutex UNLOCK";
}
std::string MutexLockSimcall::to_string(int times_considered) const
return res;
}
-std::string MutexLockSimcall::dot_label() const
+std::string MutexLockSimcall::dot_label(int times_considered) const
{
- return SimcallObserver::dot_label() + (blocking_ ? "Mutex LOCK" : "Mutex TRYLOCK");
+ return SimcallObserver::dot_label(times_considered) + (blocking_ ? "Mutex LOCK" : "Mutex TRYLOCK");
}
bool MutexLockSimcall::is_enabled() const
return res;
}
-std::string ConditionWaitSimcall::dot_label() const
+std::string ConditionWaitSimcall::dot_label(int times_considered) const
{
- return SimcallObserver::dot_label() + "Condition WAIT";
+ return SimcallObserver::dot_label(times_considered) + "Condition WAIT";
}
bool ConditionWaitSimcall::is_enabled() const
return res;
}
-std::string SemAcquireSimcall::dot_label() const
+std::string SemAcquireSimcall::dot_label(int times_considered) const
{
- return SimcallObserver::dot_label() + "Sem ACQUIRE";
+ return SimcallObserver::dot_label(times_considered) + "Sem ACQUIRE";
}
bool SemAcquireSimcall::is_enabled() const
return true;
}
-std::string ExecutionWaitanySimcall::to_string(int times_considered) const
+int ActivityTestanySimcall::get_max_consider() const
{
- std::string res = SimcallObserver::to_string(times_considered) + "Execution WAITANY";
- res += "(" + (timeout_ == -1.0 ? "" : std::to_string(timeout_)) + ")";
+ // Only Comms are of interest to MC for now. When all types of activities can be consider, this function can simply
+ // return the size of activities_.
+ int count = 0;
+ for (const auto& act : activities_)
+ if (dynamic_cast<activity::CommImpl*>(act) != nullptr)
+ count++;
+ return count;
+}
+
+void ActivityTestanySimcall::prepare(int times_considered)
+{
+ next_activity_ = activities_[times_considered];
+}
+
+std::string ActivityTestanySimcall::to_string(int times_considered) const
+{
+ std::string res = SimcallObserver::to_string(times_considered);
+ if (times_considered == -1) {
+ res += "TestAny FALSE(-)";
+ } else {
+ res += "TestAny(" + xbt::string_printf("(%d of %zu)", times_considered + 1, activities_.size());
+ }
+
return res;
}
-std::string ExecutionWaitanySimcall::dot_label() const
+std::string ActivityTestanySimcall::dot_label(int times_considered) const
{
- return SimcallObserver::dot_label() + "Execution WAITANY";
+ std::string res = SimcallObserver::dot_label(times_considered) + "TestAny ";
+ if (times_considered == -1) {
+ res += "FALSE";
+ } else {
+ res += xbt::string_printf("TRUE [%d of %zu]", times_considered + 1, activities_.size());
+ }
+ return res;
}
-std::string IoWaitanySimcall::to_string(int times_considered) const
+std::string ActivityTestSimcall::to_string(int times_considered) const
{
- std::string res = SimcallObserver::to_string(times_considered) + "I/O WAITANY";
- res += "(" + (timeout_ == -1.0 ? "" : std::to_string(timeout_)) + ")";
+ std::string res = SimcallObserver::to_string(times_considered) + "Test ";
+ auto* comm = dynamic_cast<activity::CommImpl*>(activity_);
+ if (comm) {
+ if (comm->src_actor_.get() == nullptr || comm->dst_actor_.get() == nullptr) {
+ res += "FALSE(comm=";
+ res += XBT_LOG_ISENABLED(mc_observer, xbt_log_priority_verbose) ? xbt::string_printf("%p)", comm)
+ : "(verbose only))";
+ } else {
+ res += "TRUE(comm=";
+
+ auto src = comm->src_actor_;
+ auto dst = comm->dst_actor_;
+ res +=
+ XBT_LOG_ISENABLED(mc_observer, xbt_log_priority_verbose) ? xbt::string_printf("%p", comm) : "(verbose only) ";
+ res += xbt::string_printf("[(%ld)%s (%s) ", src->get_pid(), src->get_host()->get_cname(), src->get_cname()) +
+ "-> " +
+ xbt::string_printf("(%ld)%s (%s)])", dst->get_pid(), dst->get_host()->get_cname(), dst->get_cname());
+ }
+ }
+ return res;
+}
+
+std::string ActivityTestSimcall::dot_label(int times_considered) const
+{
+ std::string res = SimcallObserver::dot_label(times_considered) + "Test ";
+ auto* comm = dynamic_cast<activity::CommImpl*>(activity_);
+ if (comm && (comm->src_actor_.get() == nullptr || comm->dst_actor_.get() == nullptr)) {
+ res += "FALSE";
+ } else {
+ res += "TRUE";
+ }
+ return res;
+}
+
+std::string ActivityWaitSimcall::to_string(int times_considered) const
+{
+ std::string res = SimcallObserver::to_string(times_considered);
+ auto* comm = dynamic_cast<activity::CommImpl*>(activity_);
+ if (comm == nullptr)
+ return res;
+ if (times_considered == -1) {
+ res += "WaitTimeout(comm=" + (XBT_LOG_ISENABLED(mc_observer, xbt_log_priority_verbose)
+ ? xbt::string_printf("%p)", comm)
+ : "(verbose only))");
+ } else {
+ res += "Wait(comm=";
+
+ auto src = comm->src_actor_;
+ auto dst = comm->dst_actor_;
+ res +=
+ XBT_LOG_ISENABLED(mc_observer, xbt_log_priority_verbose) ? xbt::string_printf("%p", comm) : "(verbose only) ";
+ res += xbt::string_printf("[(%ld)%s (%s) ", src->get_pid(), src->get_host()->get_cname(), src->get_cname()) +
+ "-> " + xbt::string_printf("(%ld)%s (%s)])", dst->get_pid(), dst->get_host()->get_cname(), dst->get_cname());
+ }
return res;
}
-std::string IoWaitanySimcall::dot_label() const
+std::string ActivityWaitSimcall::dot_label(int times_considered) const
{
- return SimcallObserver::dot_label() + "I/O WAITANY";
+ std::string res = SimcallObserver::dot_label(times_considered);
+ res += (times_considered == -1) ? "WaitTimeout " : "Wait ";
+
+ auto* comm = dynamic_cast<activity::CommImpl*>(activity_);
+ if (comm) {
+ auto src = comm->src_actor_;
+ auto dst = comm->dst_actor_;
+ res += " [(" + std::to_string(src ? src->get_pid() : 0) + ")";
+ res += "->(" + std::to_string(dst ? dst->get_pid() : 0) + ")]";
+ }
+ return res;
+}
+
+bool ActivityWaitSimcall::is_enabled() const
+{
+ /* FIXME: check also that src and dst processes are not suspended */
+ const auto* comm = dynamic_cast<activity::CommImpl*>(activity_);
+ if (comm == nullptr)
+ return true;
+
+ if (comm->src_timeout_ || comm->dst_timeout_) {
+ /* If it has a timeout it will be always be enabled (regardless of who declared the timeout),
+ * because even if the communication is not ready, it can timeout and won't block. */
+ if (_sg_mc_timeout == 1)
+ return true;
+ }
+ /* On the other hand if it hasn't a timeout, check if the comm is ready.*/
+ else if (comm->detached() && comm->src_actor_ == nullptr && comm->get_state() == activity::State::READY)
+ return (comm->dst_actor_ != nullptr);
+ return (comm->src_actor_ && comm->dst_actor_);
+}
+
+std::string ActivityWaitanySimcall::dot_label(int times_considered) const
+{
+ return SimcallObserver::dot_label(times_considered) +
+ xbt::string_printf("WaitAny [%d of %zu]", times_considered + 1, activities_.size());
+}
+
+bool ActivityWaitanySimcall::is_enabled() const
+{
+ // FIXME: deal with other kind of activities (Exec and I/Os)
+ for (auto act : activities_) {
+ const auto* comm = dynamic_cast<activity::CommImpl*>(act);
+ if (comm != nullptr && comm->src_actor_ && comm->dst_actor_)
+ return true;
+ }
+ return false;
+}
+
+int ActivityWaitanySimcall::get_max_consider() const
+{
+ // Only Comms are of interest to MC for now. When all types of activities can be consider, this function can simply
+ // return the size of activities_.
+ int count = 0;
+ for (const auto& act : activities_)
+ if (dynamic_cast<activity::CommImpl*>(act) != nullptr)
+ count++;
+ return count;
+}
+
+void ActivityWaitanySimcall::prepare(int times_considered)
+{
+ next_activity_ = activities_[times_considered];
+}
+
+std::string ActivityWaitanySimcall::to_string(int times_considered) const
+{
+ std::string res = SimcallObserver::to_string(times_considered) + "WaitAny(";
+ size_t count = activities_.size();
+ if (count > 0) {
+ if (auto* comm = dynamic_cast<kernel::activity::CommImpl*>(activities_[times_considered]))
+ res += "comm=" +
+ (XBT_LOG_ISENABLED(mc_observer, xbt_log_priority_verbose) ? xbt::string_printf("%p", comm)
+ : "(verbose only)") +
+ xbt::string_printf("(%d of %zu))", times_considered + 1, count);
+ } else
+ res += "comm at idx " + std::to_string(times_considered) + ")";
+ return res;
}
} // namespace actor
