#include "simgrid/s4u/Host.hpp"
#include "src/kernel/EngineImpl.hpp"
#include "src/kernel/lmm/maxmin.hpp"
+#include "src/kernel/resource/profile/Event.hpp"
#include "src/surf/xml/platf.hpp"
#include "surf/surf.hpp"
for (auto it = std::begin(*get_started_action_set()); it != std::end(*get_started_action_set());) {
auto& action = *it;
++it; // increment iterator here since the following calls to action.finish() may invalidate it
- action.update_remains(rint(action.get_variable()->get_value() * delta));
+ action.update_remains(rint(action.get_rate() * delta));
action.update_max_duration(delta);
if (((action.get_remains_no_update() <= 0) && (action.get_variable()->get_penalty() > 0)) ||
}
}
+DiskAction* DiskS19Model::io_start(const DiskImpl* disk, sg_size_t size, s4u::Io::OpType type)
+{
+ auto* action = new DiskS19Action(this, static_cast<double>(size), not disk->is_on());
+ get_maxmin_system()->expand(disk->get_constraint(), action->get_variable(), 1.0);
+ switch (type) {
+ case s4u::Io::OpType::READ:
+ get_maxmin_system()->expand(disk->get_read_constraint(), action->get_variable(), 1.0);
+ break;
+ case s4u::Io::OpType::WRITE:
+ get_maxmin_system()->expand(disk->get_write_constraint(), action->get_variable(), 1.0);
+ break;
+ default:
+ THROW_UNIMPLEMENTED;
+ }
+ return action;
+}
+
/************
* Resource *
************/
-DiskAction* DiskS19::io_start(sg_size_t size, s4u::Io::OpType type)
+void DiskS19::update_penalties(double delta) const
+{
+ const kernel::lmm::Element* elem = nullptr;
+ const kernel::lmm::Element* nextelem = nullptr;
+ int numelem = 0;
+ while (const auto* var = get_constraint()->get_variable_safe(&elem, &nextelem, &numelem)) {
+ auto* action = static_cast<DiskS19Action*>(var->get_id());
+ action->sharing_penalty_ += delta;
+ if (not action->is_suspended())
+ get_model()->get_maxmin_system()->update_variable_penalty(action->get_variable(), action->sharing_penalty_);
+ }
+}
+
+void DiskS19::set_read_bandwidth(double value)
{
- return new DiskS19Action(get_model(), static_cast<double>(size), not is_on(), this, type);
+ read_bw_.peak = value;
+
+ get_model()->get_maxmin_system()->update_constraint_bound(get_constraint(), read_bw_.peak * read_bw_.scale);
+
+ double delta = 1.0 / value - 1.0 / (read_bw_.peak * read_bw_.scale);
+ update_penalties(delta);
}
-DiskAction* DiskS19::read(sg_size_t size)
+void DiskS19::set_write_bandwidth(double value)
{
- return new DiskS19Action(get_model(), static_cast<double>(size), not is_on(), this, s4u::Io::OpType::READ);
+ write_bw_.peak = value;
+
+ get_model()->get_maxmin_system()->update_constraint_bound(get_constraint(), write_bw_.peak * write_bw_.scale);
+
+ double delta = 1.0 / value - 1.0 / (write_bw_.peak * write_bw_.scale);
+ update_penalties(delta);
}
-DiskAction* DiskS19::write(sg_size_t size)
+void DiskS19::apply_event(kernel::profile::Event* triggered, double value)
{
- return new DiskS19Action(get_model(), static_cast<double>(size), not is_on(), this, s4u::Io::OpType::WRITE);
+ /* Find out which of my iterators was triggered, and react accordingly */
+ if (triggered == read_bw_.event) {
+ set_read_bandwidth(value);
+ tmgr_trace_event_unref(&read_bw_.event);
+
+ } else if (triggered == write_bw_.event) {
+ set_write_bandwidth(value);
+ tmgr_trace_event_unref(&write_bw_.event);
+
+ } else if (triggered == state_event_) {
+ if (value > 0)
+ turn_on();
+ else
+ turn_off();
+ tmgr_trace_event_unref(&state_event_);
+ } else {
+ xbt_die("Unknown event!\n");
+ }
+
+ XBT_DEBUG("There was a resource state event, need to update actions related to the constraint (%p)",
+ get_constraint());
}
/**********
* Action *
**********/
-DiskS19Action::DiskS19Action(Model* model, double cost, bool failed, const DiskImpl* disk, s4u::Io::OpType type)
+DiskS19Action::DiskS19Action(Model* model, double cost, bool failed)
: DiskAction(model, cost, failed, model->get_maxmin_system()->variable_new(this, 1.0, -1.0, 3))
{
- XBT_IN("(%s,%g", disk->get_cname(), cost);
-
- // Must be less than the max bandwidth for all actions
- model->get_maxmin_system()->expand(disk->get_constraint(), get_variable(), 1.0);
- switch (type) {
- case s4u::Io::OpType::READ:
- model->get_maxmin_system()->expand(disk->get_read_constraint(), get_variable(), 1.0);
- break;
- case s4u::Io::OpType::WRITE:
- model->get_maxmin_system()->expand(disk->get_write_constraint(), get_variable(), 1.0);
- break;
- default:
- THROW_UNIMPLEMENTED;
- }
- XBT_OUT();
}
void DiskS19Action::update_remains_lazy(double /*now*/)