-/* Copyright (c) 2013-2017. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2013-2019. 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/s4u/Engine.hpp"
-#include "src/instr/instr_private.h"
+#include "src/include/surf/surf.hpp"
+#include "src/instr/instr_private.hpp"
+#include "src/kernel/resource/profile/FutureEvtSet.hpp"
#include "src/plugins/vm/VirtualMachineImpl.hpp"
+#include <algorithm>
+
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_kernel);
/*********
void surf_presolve()
{
double next_event_date = -1.0;
- tmgr_trace_event_t event = nullptr;
+ simgrid::kernel::profile::Event* event = nullptr;
double value = -1.0;
- simgrid::surf::Resource *resource = nullptr;
+ simgrid::kernel::resource::Resource* resource = nullptr;
XBT_DEBUG ("Consume all trace events occurring before the starting time.");
- while ((next_event_date = future_evt_set->next_date()) != -1.0) {
+ while ((next_event_date = simgrid::kernel::profile::future_evt_set.next_date()) != -1.0) {
if (next_event_date > NOW)
break;
- while ((event = future_evt_set->pop_leq(next_event_date, &value, &resource))) {
+ while ((event = simgrid::kernel::profile::future_evt_set.pop_leq(next_event_date, &value, &resource))) {
if (value >= 0)
resource->apply_event(event, value);
}
}
XBT_DEBUG ("Set every models in the right state by updating them to 0.");
- for (auto model : *all_existing_models)
- model->updateActionsState(NOW, 0.0);
+ for (auto const& model : all_existing_models)
+ model->update_actions_state(NOW, 0.0);
}
double surf_solve(double max_date)
{
double time_delta = -1.0; /* duration */
- double next_event_date = -1.0;
double model_next_action_end = -1.0;
double value = -1.0;
- simgrid::surf::Resource *resource = nullptr;
- tmgr_trace_event_t event = nullptr;
+ simgrid::kernel::resource::Resource* resource = nullptr;
+ simgrid::kernel::profile::Event* event = nullptr;
if (max_date > 0.0) {
xbt_assert(max_date > NOW,"You asked to simulate up to %f, but that's in the past already", max_date);
/* Physical models MUST be resolved first */
XBT_DEBUG("Looking for next event in physical models");
- double next_event_phy = surf_host_model->nextOccuringEvent(NOW);
+ double next_event_phy = surf_host_model->next_occuring_event(NOW);
if ((time_delta < 0.0 || next_event_phy < time_delta) && next_event_phy >= 0.0) {
time_delta = next_event_phy;
}
if (surf_vm_model != nullptr) {
XBT_DEBUG("Looking for next event in virtual models");
- double next_event_virt = surf_vm_model->nextOccuringEvent(NOW);
+ double next_event_virt = surf_vm_model->next_occuring_event(NOW);
if ((time_delta < 0.0 || next_event_virt < time_delta) && next_event_virt >= 0.0)
time_delta = next_event_virt;
}
+ for (auto const& model : all_existing_models) {
+ if (model != surf_host_model && model != surf_vm_model && model != surf_network_model &&
+ model != surf_storage_model) {
+ double next_event_model = model->next_occuring_event(NOW);
+ if ((time_delta < 0.0 || next_event_model < time_delta) && next_event_model >= 0.0)
+ time_delta = next_event_model;
+ }
+ }
+
XBT_DEBUG("Min for resources (remember that NS3 don't update that value): %f", time_delta);
XBT_DEBUG("Looking for next trace event");
while (1) { // Handle next occurring events until none remains
- next_event_date = future_evt_set->next_date();
+ double next_event_date = simgrid::kernel::profile::future_evt_set.next_date();
XBT_DEBUG("Next TRACE event: %f", next_event_date);
- if (not surf_network_model->nextOccuringEventIsIdempotent()) { // NS3, I see you
- if (next_event_date!=-1.0 && time_delta!=-1.0) {
- time_delta = MIN(next_event_date - NOW, time_delta);
+ if (not surf_network_model->next_occuring_event_is_idempotent()) { // NS3, I see you
+ if (next_event_date != -1.0) {
+ time_delta = std::min(next_event_date - NOW, time_delta);
} else {
- time_delta = MAX(next_event_date - NOW, time_delta); // Get the positive component
+ time_delta = std::max(next_event_date - NOW, time_delta); // Get the positive component
}
XBT_DEBUG("Run the NS3 network at most %fs", time_delta);
// run until min or next flow
- model_next_action_end = surf_network_model->nextOccuringEvent(time_delta);
+ model_next_action_end = surf_network_model->next_occuring_event(time_delta);
XBT_DEBUG("Min for network : %f", model_next_action_end);
- if(model_next_action_end>=0.0)
+ if (model_next_action_end >= 0.0)
time_delta = model_next_action_end;
}
- if (next_event_date < 0.0) {
- XBT_DEBUG("no next TRACE event. Stop searching for it");
+ if (next_event_date < 0.0 || (next_event_date > NOW + time_delta)) {
+ // next event may have already occurred or will after the next resource change, then bail out
+ XBT_DEBUG("no next usable TRACE event. Stop searching for it");
break;
}
- if ((time_delta == -1.0) || (next_event_date > NOW + time_delta))
- break; // next event occurs after the next resource change, bail out
-
XBT_DEBUG("Updating models (min = %g, NOW = %g, next_event_date = %g)", time_delta, NOW, next_event_date);
- while ((event = future_evt_set->pop_leq(next_event_date, &value, &resource))) {
- if (resource->isUsed() || xbt_dict_get_or_null(watched_hosts_lib, resource->cname())) {
+ while ((event = simgrid::kernel::profile::future_evt_set.pop_leq(next_event_date, &value, &resource))) {
+ if (resource->is_used() || (watched_hosts.find(resource->get_cname()) != watched_hosts.end())) {
time_delta = next_event_date - NOW;
XBT_DEBUG("This event invalidates the next_occuring_event() computation of models. Next event set to %f", time_delta);
}
NOW = next_event_date;
/* update state of the corresponding resource to the new value. Does not touch lmm.
It will be modified if needed when updating actions */
- XBT_DEBUG("Calling update_resource_state for resource %s", resource->cname());
+ XBT_DEBUG("Calling update_resource_state for resource %s", resource->get_cname());
resource->apply_event(event, value);
NOW = round_start;
}
NOW = NOW + time_delta;
// Inform the models of the date change
- for (auto model : *all_existing_models) {
- model->updateActionsState(NOW, time_delta);
- }
- simgrid::s4u::onTimeAdvance(time_delta);
-
- TRACE_paje_dump_buffer (0);
-
- return time_delta;
-}
-
-/*********
- * MODEL *
- *********/
-static surf_action_t ActionListExtract(simgrid::surf::ActionList* list)
-{
- if (list->empty())
- return nullptr;
- surf_action_t res = &list->front();
- list->pop_front();
- return res;
-}
-
-surf_action_t surf_model_extract_done_action_set(surf_model_t model)
-{
- return ActionListExtract(model->getDoneActionSet());
-}
-
-surf_action_t surf_model_extract_failed_action_set(surf_model_t model){
- return ActionListExtract(model->getFailedActionSet());
-}
-
-int surf_model_running_action_set_size(surf_model_t model){
- return model->getRunningActionSet()->size();
-}
-
-surf_action_t surf_host_close(sg_host_t host, surf_file_t fd){
- return host->pimpl_->close(fd);
-}
-
-int surf_host_unlink(sg_host_t host, surf_file_t fd){
- return host->pimpl_->unlink(fd);
-}
-
-size_t surf_host_get_size(sg_host_t host, surf_file_t fd){
- return host->pimpl_->getSize(fd);
-}
+ for (auto const& model : all_existing_models)
+ model->update_actions_state(NOW, time_delta);
-surf_action_t surf_host_read(sg_host_t host, surf_file_t fd, sg_size_t size){
- return host->pimpl_->read(fd, size);
-}
-
-surf_action_t surf_host_write(sg_host_t host, surf_file_t fd, sg_size_t size){
- return host->pimpl_->write(fd, size);
-}
-
-size_t surf_host_file_tell(sg_host_t host, surf_file_t fd){
- return host->pimpl_->fileTell(fd);
-}
-
-int surf_host_file_seek(sg_host_t host, surf_file_t fd,
- sg_offset_t offset, int origin){
- return host->pimpl_->fileSeek(fd, offset, origin);
-}
+ simgrid::s4u::on_time_advance(time_delta);
-int surf_host_file_move(sg_host_t host, surf_file_t fd, const char* fullpath){
- return host->pimpl_->fileMove(fd, fullpath);
-}
+ TRACE_paje_dump_buffer(false);
-sg_size_t surf_storage_get_size(surf_storage_t resource)
-{
- return static_cast<simgrid::surf::StorageImpl*>(resource)->size_;
-}
-
-sg_size_t surf_storage_get_free_size(surf_storage_t resource)
-{
- return static_cast<simgrid::surf::StorageImpl*>(resource)->getFreeSize();
-}
-
-sg_size_t surf_storage_get_used_size(surf_storage_t resource)
-{
- return static_cast<simgrid::surf::StorageImpl*>(resource)->getUsedSize();
-}
-
-xbt_dict_t surf_storage_get_properties(surf_storage_t resource)
-{
- return static_cast<simgrid::surf::StorageImpl*>(resource)->getProperties();
-}
-
-const char* surf_storage_get_host(surf_storage_t resource)
-{
- return static_cast<simgrid::surf::StorageImpl*>(resource)->attach_.c_str();
-}
-
-const char* surf_storage_get_name(surf_storage_t resource)
-{
- return static_cast<simgrid::surf::StorageImpl*>(resource)->cname();
-}
-
-void surf_cpu_action_set_bound(surf_action_t action, double bound) {
- static_cast<simgrid::surf::CpuAction*>(action)->setBound(bound);
-}
-
-surf_file_t surf_storage_action_get_file(surf_action_t action){
- return static_cast<simgrid::surf::StorageAction*>(action)->file_;
+ return time_delta;
}