simcall_process_on_exit(pimpl_, fun, data);
}
+/** @brief Moves the actor to another host
+ *
+ * If the actor is currently blocked on an execution activity, the activity is also
+ * migrated to the new host. If it's blocked on another kind of activity, an error is
+ * raised as the mandated code is not written yet. Please report that bug if you need it.
+ *
+ * Asynchronous activities started by the actor are not migrated automatically, so you have
+ * to take care of this yourself (only you knows which ones should be migrated).
+ */
void Actor::migrate(Host* new_host)
{
- simgrid::simix::kernelImmediate([this, new_host]() { pimpl_->new_host = new_host; });
+ simgrid::simix::kernelImmediate([this, new_host]() {
+ if (pimpl_->waiting_synchro != nullptr) {
+ // The actor is blocked on an activity. If it's an exec, migrate it too.
+ // FIXME: implement the migration of other kind of activities
+ simgrid::kernel::activity::ExecImplPtr exec =
+ boost::dynamic_pointer_cast<simgrid::kernel::activity::ExecImpl>(pimpl_->waiting_synchro);
+ xbt_assert(exec.get() != nullptr, "We can only migrate blocked actors when they are blocked on executions.");
+ exec->migrate(new_host);
+ }
+ SIMIX_process_change_host(this->pimpl_, new_host);
+ });
}
s4u::Host* Actor::getHost()
void Actor::suspend()
{
+ if (TRACE_actor_is_enabled())
+ simgrid::instr::Container::byName(instr_pid(this))->getState("MSG_PROCESS_STATE")->pushEvent("suspend");
+
simcall_process_suspend(pimpl_);
}
void Actor::resume()
{
simgrid::simix::kernelImmediate([this] { pimpl_->resume(); });
+ if (TRACE_actor_is_enabled())
+ simgrid::instr::Container::byName(instr_pid(this))->getState("MSG_PROCESS_STATE")->popEvent();
}
int Actor::isSuspended()
return simgrid::simix::kernelImmediate([this]() { return pimpl_->restart(); });
}
-ExecPtr Actor::exec_init(double flops_amount)
-{
- ExecPtr res = ExecPtr(new Exec());
- res->host_ = this->getHost();
- res->flops_amount_ = flops_amount;
- res->setRemains(flops_amount);
- return res;
-}
-
-ExecPtr Actor::exec_async(double flops)
-{
- ExecPtr res = exec_init(flops);
- res->start();
- return res;
-}
-
// ***** this_actor *****
namespace this_actor {
simcall_execution_wait(s);
}
+ExecPtr exec_init(double flops_amount)
+{
+ ExecPtr res = ExecPtr(new Exec());
+ res->host_ = getHost();
+ res->flops_amount_ = flops_amount;
+ res->setRemains(flops_amount);
+ return res;
+}
+
+ExecPtr exec_async(double flops)
+{
+ ExecPtr res = exec_init(flops);
+ res->start();
+ return res;
+}
+
void* recv(MailboxPtr chan) // deprecated
{
return chan->get();
void suspend()
{
+ if (TRACE_actor_is_enabled())
+ instr::Container::byName(getName() + "-" + std::to_string(getPid()))
+ ->getState("MSG_PROCESS_STATE")
+ ->pushEvent("suspend");
simcall_process_suspend(SIMIX_process_self());
}
{
smx_actor_t process = SIMIX_process_self();
simgrid::simix::kernelImmediate([process] { process->resume(); });
+
+ if (TRACE_actor_is_enabled())
+ instr::Container::byName(getName() + "-" + std::to_string(getPid()))->getState("MSG_PROCESS_STATE")->popEvent();
}
bool isSuspended()
simcall_process_on_exit(SIMIX_process_self(), fun, data);
}
+/** @brief Moves the current actor to another host
+ *
+ * @see simgrid::s4u::Actor::migrate() for more information
+ */
void migrate(Host* new_host)
{
- smx_actor_t process = SIMIX_process_self();
- simgrid::simix::kernelImmediate([process, new_host] { process->new_host = new_host; });
+ SIMIX_process_self()->iface()->migrate(new_host);
}
}
}