-/* Copyright (c) 2007-2022. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2023. 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 <simgrid/Exception.hpp>
#include <simgrid/kernel/routing/NetPoint.hpp>
-#include <simgrid/s4u/Engine.hpp>
-#include <simgrid/s4u/Host.hpp>
-#include "mc/mc.h"
#include "src/kernel/activity/IoImpl.hpp"
#include "src/kernel/actor/ActorImpl.hpp"
-#include "src/kernel/actor/SimcallObserver.hpp"
-#include "src/kernel/resource/CpuImpl.hpp"
#include "src/kernel/resource/DiskImpl.hpp"
-#include "src/mc/mc_replay.hpp"
-#include "src/surf/HostImpl.hpp"
+#include "src/kernel/resource/HostImpl.hpp"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(ker_io, kernel, "Kernel io-related synchronization");
actor::ActorImpl* self = actor::ActorImpl::self();
if (self) {
set_actor(self);
- self->activities_.emplace_back(this);
+ self->activities_.insert(this);
}
}
IoImpl& IoImpl::update_sharing_penalty(double sharing_penalty)
{
sharing_penalty_ = sharing_penalty;
- surf_action_->set_sharing_penalty(sharing_penalty);
- return *this;
-}
-
-IoImpl& IoImpl::set_timeout(double timeout)
-{
- const s4u::Host* host = get_disk()->get_host();
- timeout_detector_ = host->get_cpu()->sleep(timeout);
- timeout_detector_->set_activity(this);
+ model_action_->set_sharing_penalty(sharing_penalty);
return *this;
}
set_state(State::RUNNING);
if (dst_host_ == nullptr) {
XBT_DEBUG("Starting regular I/O");
- surf_action_ = disk_->io_start(size_, type_);
- surf_action_->set_sharing_penalty(sharing_penalty_);
+ model_action_ = disk_->io_start(size_, type_);
+ model_action_->set_sharing_penalty(sharing_penalty_);
} else {
XBT_DEBUG("Starting streaming I/O");
auto host_model = dst_host_->get_netpoint()->get_englobing_zone()->get_host_model();
- surf_action_ = host_model->io_stream(host_, disk_, dst_host_, dst_disk_, size_);
+ model_action_ = host_model->io_stream(host_, disk_, dst_host_, dst_disk_, size_);
}
- surf_action_->set_activity(this);
- set_start_time(surf_action_->get_start_time());
+ model_action_->set_activity(this);
+ set_start_time(model_action_->get_start_time());
XBT_DEBUG("Create IO synchro %p %s", this, get_cname());
return this;
}
-void IoImpl::post()
-{
- performed_ioops_ = surf_action_->get_cost();
- if (surf_action_->get_state() == resource::Action::State::FAILED) {
- if (disk_ && not disk_->is_on())
- set_state(State::FAILED);
- else
- set_state(State::CANCELED);
- } else if (timeout_detector_ && timeout_detector_->get_state() == resource::Action::State::FINISHED) {
- if (surf_action_->get_remains() > 0.0) {
- surf_action_->set_state(resource::Action::State::FAILED);
- set_state(State::TIMEOUT);
- } else {
- set_state(State::DONE);
- }
- } else {
- set_state(State::DONE);
- }
-
- clean_action();
- if (timeout_detector_) {
- timeout_detector_->unref();
- timeout_detector_ = nullptr;
- }
-
- /* Answer all simcalls associated with the synchro */
- finish();
-}
void IoImpl::set_exception(actor::ActorImpl* issuer)
{
switch (get_state()) {
case State::CANCELED:
issuer->exception_ = std::make_exception_ptr(CancelException(XBT_THROW_POINT, "I/O Canceled"));
break;
+ case State::SRC_HOST_FAILURE:
+ case State::DST_HOST_FAILURE:
+ issuer->set_wannadie();
+ static_cast<s4u::Io*>(get_iface())->complete(s4u::Activity::State::FAILED);
+ issuer->exception_ = std::make_exception_ptr(StorageFailureException(XBT_THROW_POINT, "Host failed"));
+ break;
case State::TIMEOUT:
issuer->exception_ = std::make_exception_ptr(TimeoutException(XBT_THROW_POINT, "Timeouted"));
break;
void IoImpl::finish()
{
XBT_DEBUG("IoImpl::finish() in state %s", get_state_str());
+ if (model_action_ != nullptr) {
+ performed_ioops_ = model_action_->get_cost();
+ if (model_action_->get_state() == resource::Action::State::FAILED) {
+ if (host_ && dst_host_) { // this is an I/O stream
+ if (not host_->is_on())
+ set_state(State::SRC_HOST_FAILURE);
+ else if (not dst_host_->is_on())
+ set_state(State::DST_HOST_FAILURE);
+ } else if ((disk_ && not disk_->is_on()) || (dst_disk_ && not dst_disk_->is_on()))
+ set_state(State::FAILED);
+ else
+ set_state(State::CANCELED);
+ } else {
+ set_state(State::DONE);
+ }
+
+ clean_action();
+ }
+
while (not simcalls_.empty()) {
actor::Simcall* simcall = simcalls_.front();
simcalls_.pop_front();
handle_activity_waitany(simcall);
- set_exception(simcall->issuer_);
-
- simcall->issuer_->waiting_synchro_ = nullptr;
- simcall->issuer_->simcall_answer();
+ if (not simcall->issuer_->get_host()->is_on()) {
+ simcall->issuer_->set_wannadie();
+ } else {
+ // Do not answer to dying actors
+ if (not simcall->issuer_->wannadie()) {
+ set_exception(simcall->issuer_);
+ simcall->issuer_->waiting_synchro_ = nullptr;
+ simcall->issuer_->simcall_answer();
+ }
+ }
}
}