-/* Copyright (c) 2013-2018. 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 "cpu_ti.hpp"
+#include "src/kernel/resource/profile/trace_mgr.hpp"
#include "src/surf/surf_interface.hpp"
-#include "src/surf/trace_mgr.hpp"
#include "surf/surf.hpp"
-#define EPSILON 0.000000001
+constexpr double EPSILON = 0.000000001;
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_cpu_ti, surf_cpu, "Logging specific to the SURF CPU TRACE INTEGRATION module");
* Trace *
*********/
-CpuTiTrace::CpuTiTrace(tmgr_trace_t speedTrace)
+CpuTiProfile::CpuTiProfile(kernel::profile::Profile* profile)
{
double integral = 0;
double time = 0;
int i = 0;
- nb_points_ = speedTrace->event_list.size() + 1;
+ nb_points_ = profile->event_list.size() + 1;
time_points_ = new double[nb_points_];
integral_ = new double[nb_points_];
- for (auto const& val : speedTrace->event_list) {
+ for (auto const& val : profile->event_list) {
time_points_[i] = time;
integral_[i] = integral;
integral += val.date_ * val.value_;
integral_[i] = integral;
}
-CpuTiTrace::~CpuTiTrace()
+CpuTiProfile::~CpuTiProfile()
{
delete[] time_points_;
delete [] integral_;
CpuTiTmgr::~CpuTiTmgr()
{
- delete trace_;
+ delete profile_;
}
/**
int b_index = static_cast<int>(floor(b / last_time_));
if (a_index > b_index) { /* Same chunk */
- return trace_->integrate_simple(a - (a_index - 1) * last_time_, b - (b_index)*last_time_);
+ return profile_->integrate_simple(a - (a_index - 1) * last_time_, b - (b_index)*last_time_);
}
- double first_chunk = trace_->integrate_simple(a - (a_index - 1) * last_time_, last_time_);
+ double first_chunk = profile_->integrate_simple(a - (a_index - 1) * last_time_, last_time_);
double middle_chunk = (b_index - a_index) * total_;
- double last_chunk = trace_->integrate_simple(0.0, b - (b_index)*last_time_);
+ double last_chunk = profile_->integrate_simple(0.0, b - (b_index)*last_time_);
XBT_DEBUG("first_chunk=%.2f middle_chunk=%.2f last_chunk=%.2f\n", first_chunk, middle_chunk, last_chunk);
* @param a Initial point
* @param b Final point
*/
-double CpuTiTrace::integrate_simple(double a, double b)
+double CpuTiProfile::integrate_simple(double a, double b)
{
return integrate_simple_point(b) - integrate_simple_point(a);
}
* @brief Auxiliary function to compute the integral at point a.
* @param a point
*/
-double CpuTiTrace::integrate_simple_point(double a)
+double CpuTiProfile::integrate_simple_point(double a)
{
double integral = 0;
double a_aux = a;
double amount_till_end = integrate(reduced_a, last_time_);
if (amount_till_end > reduced_amount) {
- reduced_b = trace_->solve_simple(reduced_a, reduced_amount);
+ reduced_b = profile_->solve_simple(reduced_a, reduced_amount);
} else {
- reduced_b = last_time_ + trace_->solve_simple(0.0, reduced_amount - amount_till_end);
+ reduced_b = last_time_ + profile_->solve_simple(0.0, reduced_amount - amount_till_end);
}
/* Re-map to the original b and amount */
* @param amount Amount of flops
* @return The date when amount is available.
*/
-double CpuTiTrace::solve_simple(double a, double amount)
+double CpuTiProfile::solve_simple(double a, double amount)
{
double integral_a = integrate_simple_point(a);
int ind = binary_search(integral_, integral_a + amount, 0, nb_points_ - 1);
double CpuTiTmgr::get_power_scale(double a)
{
double reduced_a = a - floor(a / last_time_) * last_time_;
- int point = trace_->binary_search(trace_->time_points_, reduced_a, 0, trace_->nb_points_ - 1);
- trace_mgr::DatedValue val = speed_trace_->event_list.at(point);
+ int point = profile_->binary_search(profile_->time_points_, reduced_a, 0, profile_->nb_points_ - 1);
+ kernel::profile::DatedValue val = speed_profile_->event_list.at(point);
return val.value_;
}
* @param value Percentage of CPU speed available (useful to fixed tracing)
* @return Integration trace structure
*/
-CpuTiTmgr::CpuTiTmgr(tmgr_trace_t speed_trace, double value) : speed_trace_(speed_trace)
+CpuTiTmgr::CpuTiTmgr(kernel::profile::Profile* speed_profile, double value) : speed_profile_(speed_profile)
{
double total_time = 0.0;
- trace_ = 0;
+ profile_ = 0;
/* no availability file, fixed trace */
- if (not speed_trace) {
+ if (not speed_profile) {
type_ = Type::FIXED;
value_ = value;
XBT_DEBUG("No availability trace. Constant value = %f", value);
}
/* only one point available, fixed trace */
- if (speed_trace->event_list.size() == 1) {
+ if (speed_profile->event_list.size() == 1) {
type_ = Type::FIXED;
- value_ = speed_trace->event_list.front().value_;
+ value_ = speed_profile->event_list.front().value_;
return;
}
type_ = Type::DYNAMIC;
/* count the total time of trace file */
- for (auto const& val : speed_trace->event_list)
+ for (auto const& val : speed_profile->event_list)
total_time += val.date_;
- trace_ = new CpuTiTrace(speed_trace);
+ profile_ = new CpuTiProfile(speed_profile);
last_time_ = total_time;
- total_ = trace_->integrate_simple(0, total_time);
+ total_ = profile_->integrate_simple(0, total_time);
XBT_DEBUG("Total integral %f, last_time %f ", total_, last_time_);
}
* @param high Upper bound to search in array
* @return Index of point
*/
-int CpuTiTrace::binary_search(double* array, double a, int low, int high)
+int CpuTiProfile::binary_search(double* array, double a, int low, int high)
{
xbt_assert(low < high, "Wrong parameters: low (%d) should be smaller than high (%d)", low, high);
set_modified(false);
delete speed_integrated_trace_;
}
-void CpuTi::set_speed_trace(tmgr_trace_t trace)
+void CpuTi::set_speed_profile(kernel::profile::Profile* profile)
{
delete speed_integrated_trace_;
- speed_integrated_trace_ = new CpuTiTmgr(trace, speed_.scale);
+ speed_integrated_trace_ = new CpuTiTmgr(profile, speed_.scale);
/* add a fake trace event if periodicity == 0 */
- if (trace && trace->event_list.size() > 1) {
- trace_mgr::DatedValue val = trace->event_list.back();
- if (val.date_ < 1e-12)
- speed_.event = future_evt_set.add_trace(new simgrid::trace_mgr::trace(), this);
+ if (profile && profile->event_list.size() > 1) {
+ kernel::profile::DatedValue val = profile->event_list.back();
+ if (val.date_ < 1e-12) {
+ simgrid::kernel::profile::Profile* prof = new simgrid::kernel::profile::Profile();
+ speed_.event = prof->schedule(&future_evt_set, this);
+ }
}
}
-void CpuTi::apply_event(tmgr_trace_event_t event, double value)
+void CpuTi::apply_event(kernel::profile::Event* event, double value)
{
if (event == speed_.event) {
XBT_DEBUG("Speed changed in trace! New fixed value: %f", value);
} else if (event == state_event_) {
if (value > 0) {
- if (is_off()) {
+ if (not is_on()) {
XBT_VERB("Restart processes on host %s", get_host()->get_cname());
get_host()->turn_on();
}
action.set_finish_time(speed_integrated_trace_->solve(now, total_area));
/* verify which event will happen before (max_duration or finish time) */
- if (action.get_max_duration() > NO_MAX_DURATION &&
+ if (action.get_max_duration() != NO_MAX_DURATION &&
action.get_start_time() + action.get_max_duration() < action.get_finish_time())
min_finish = action.get_start_time() + action.get_max_duration();
else
min_finish = action.get_finish_time();
} else {
/* put the max duration time on heap */
- if (action.get_max_duration() > NO_MAX_DURATION)
+ if (action.get_max_duration() != NO_MAX_DURATION)
min_finish = action.get_start_time() + action.get_max_duration();
}
/* add in action heap */
- if (min_finish > NO_MAX_DURATION)
+ if (min_finish != NO_MAX_DURATION)
get_model()->get_action_heap().update(&action, min_finish, kernel::resource::ActionHeap::Type::unset);
else
get_model()->get_action_heap().remove(&action);
action->set_max_duration(duration);
action->suspended_ = kernel::resource::Action::SuspendStates::sleeping;
- if (duration < 0) // NO_MAX_DURATION
+ if (duration == NO_MAX_DURATION)
action->set_state(simgrid::kernel::resource::Action::State::IGNORED);
action_set_.push_back(*action);
* Action *
**********/
-CpuTiAction::CpuTiAction(CpuTi* cpu, double cost) : CpuAction(cpu->get_model(), cost, cpu->is_off()), cpu_(cpu)
+CpuTiAction::CpuTiAction(CpuTi* cpu, double cost) : CpuAction(cpu->get_model(), cost, not cpu->is_on()), cpu_(cpu)
{
cpu_->set_modified(true);
}
