-/* Copyright (c) 2013-2021. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2013-2022. 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 "disk_s19.hpp"
-#include "simgrid/kernel/routing/NetPoint.hpp"
-#include "simgrid/kernel/routing/NetZoneImpl.hpp"
-#include "simgrid/s4u/Engine.hpp"
-#include "simgrid/s4u/Host.hpp"
+#include <simgrid/kernel/routing/NetPoint.hpp>
+#include <simgrid/kernel/routing/NetZoneImpl.hpp>
+#include <simgrid/s4u/Engine.hpp>
+#include <simgrid/s4u/Host.hpp>
+
#include "src/kernel/EngineImpl.hpp"
#include "src/kernel/lmm/maxmin.hpp"
-#include "src/surf/xml/platf.hpp"
-#include "surf/surf.hpp"
+#include "src/kernel/resource/profile/Event.hpp"
+#include "src/surf/disk_s19.hpp"
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(res_disk);
void surf_disk_model_init_default()
{
auto disk_model = std::make_shared<simgrid::kernel::resource::DiskS19Model>("Disk");
- simgrid::kernel::EngineImpl::get_instance()->add_model(disk_model);
- simgrid::s4u::Engine::get_instance()->get_netzone_root()->get_impl()->set_disk_model(disk_model);
+ auto* engine = simgrid::kernel::EngineImpl::get_instance();
+ engine->add_model(disk_model);
+ engine->get_netzone_root()->set_disk_model(disk_model);
}
namespace simgrid {
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;
+ }
+ if (const auto& factor_cb = disk->get_factor_cb()) { // handling disk variability
+ action->set_rate_factor(factor_cb(size, type));
+ }
+ return action;
+}
+
/************
* Resource *
************/
-DiskAction* DiskS19::io_start(sg_size_t size, s4u::Io::OpType type)
+void DiskS19::set_read_bandwidth(double value)
+{
+ DiskImpl::set_read_bandwidth(value);
+ if (get_read_constraint()) {
+ get_model()->get_maxmin_system()->update_constraint_bound(get_read_constraint(), get_read_bandwidth());
+ }
+}
+
+void DiskS19::set_write_bandwidth(double value)
{
- return new DiskS19Action(get_model(), static_cast<double>(size), not is_on(), this, type);
+ DiskImpl::set_write_bandwidth(value);
+ if (get_write_constraint()) {
+ get_model()->get_maxmin_system()->update_constraint_bound(get_write_constraint(), get_write_bandwidth());
+ }
}
-DiskAction* DiskS19::read(sg_size_t size)
+void DiskS19::set_readwrite_bandwidth(double value)
{
- return new DiskS19Action(get_model(), static_cast<double>(size), not is_on(), this, s4u::Io::OpType::READ);
+ DiskImpl::set_readwrite_bandwidth(value);
+ if (get_constraint()) {
+ get_model()->get_maxmin_system()->update_constraint_bound(get_constraint(), get_readwrite_bandwidth());
+ }
}
-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 == get_read_event()) {
+ set_read_bandwidth(value);
+ unref_read_event();
+ } else if (triggered == get_write_event()) {
+ set_write_bandwidth(value);
+ unref_write_event();
+ } else if (triggered == get_state_event()) {
+ if (value > 0)
+ turn_on();
+ else
+ turn_off();
+ 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*/)
