-/* Copyright (c) 2013-2014. The SimGrid Team.
+/* Copyright (c) 2013-2017. 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 "trace_mgr_private.h"
-#include "xbt/heap.h"
+#include "src/surf/trace_mgr.hpp"
+#include <algorithm>
#ifndef SURF_MODEL_CPUTI_H_
#define SURF_MODEL_CPUTI_H_
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_cpu_ti, surf_cpu,
- "Logging specific to the SURF CPU TRACE INTEGRATION module");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_cpu_ti, surf_cpu, "Logging specific to the SURF CPU TRACE INTEGRATION module");
-static void cpu_ti_action_update_index_heap(void *action, int i);
+namespace simgrid {
+namespace surf {
/*********
* Trace *
*********/
-CpuTiTrace::CpuTiTrace(tmgr_trace_t power_trace)
+CpuTiTrace::CpuTiTrace(tmgr_trace_t speedTrace)
{
- s_tmgr_event_t val;
- unsigned int cpt;
double integral = 0;
double time = 0;
int i = 0;
- p_timePoints = (double*) xbt_malloc0(sizeof(double) *
- (xbt_dynar_length(power_trace->s_list.event_list) + 1));
- p_integral = (double*) xbt_malloc0(sizeof(double) *
- (xbt_dynar_length(power_trace->s_list.event_list) + 1));
- m_nbPoints = xbt_dynar_length(power_trace->s_list.event_list);
- xbt_dynar_foreach(power_trace->s_list.event_list, cpt, val) {
- p_timePoints[i] = time;
- p_integral[i] = integral;
- integral += val.delta * val.value;
- time += val.delta;
+ nbPoints_ = speedTrace->event_list.size() + 1;
+ timePoints_ = new double[nbPoints_];
+ integral_ = new double[nbPoints_];
+ for (auto const& val : speedTrace->event_list) {
+ timePoints_[i] = time;
+ integral_[i] = integral;
+ integral += val.date_ * val.value_;
+ time += val.date_;
i++;
}
- p_timePoints[i] = time;
- p_integral[i] = integral;
+ timePoints_[i] = time;
+ integral_[i] = integral;
}
CpuTiTrace::~CpuTiTrace()
{
- xbt_free(p_timePoints);
- xbt_free(p_integral);
+ delete [] timePoints_;
+ delete [] integral_;
}
CpuTiTgmr::~CpuTiTgmr()
{
- if (p_trace)
- delete p_trace;
+ if (trace_)
+ delete trace_;
}
/**
* Wrapper around surf_cpu_integrate_trace_simple() to get
* the cyclic effect.
*
-* \param trace Trace structure.
* \param a Begin of interval
* \param b End of interval
* \return the integrate value. -1 if an error occurs.
*/
double CpuTiTgmr::integrate(double a, double b)
{
- double first_chunk;
- double middle_chunk;
- double last_chunk;
- int a_index, b_index;
+ int a_index;
if ((a < 0.0) || (a > b)) {
- XBT_CRITICAL
- ("Error, invalid integration interval [%.2f,%.2f]. You probably have a task executing with negative computation amount. Check your code.",
- a, b);
- xbt_abort();
+ xbt_die("Error, invalid integration interval [%.2f,%.2f]. "
+ "You probably have a task executing with negative computation amount. Check your code.", a, b);
}
- if (a == b)
+ if (fabs(a -b) < EPSILON)
return 0.0;
- if (m_type == TRACE_FIXED) {
- return ((b - a) * m_value);
+ if (type_ == TRACE_FIXED) {
+ return ((b - a) * value_);
}
- if (ceil(a / m_lastTime) == a / m_lastTime)
- a_index = 1 + (int) (ceil(a / m_lastTime));
+ if (fabs(ceil(a / lastTime_) - a / lastTime_) < EPSILON)
+ a_index = 1 + static_cast<int>(ceil(a / lastTime_));
else
- a_index = (int) (ceil(a / m_lastTime));
+ a_index = static_cast<int> (ceil(a / lastTime_));
- b_index = (int) (floor(b / m_lastTime));
+ int b_index = static_cast<int> (floor(b / lastTime_));
if (a_index > b_index) { /* Same chunk */
- return p_trace->integrateSimple(a - (a_index -
- 1) * m_lastTime,
- b -
- (b_index) *
- m_lastTime);
+ return trace_->integrateSimple(a - (a_index - 1) * lastTime_, b - (b_index) * lastTime_);
}
- first_chunk = p_trace->integrateSimple(a - (a_index -
- 1) *
- m_lastTime,
- m_lastTime);
- middle_chunk = (b_index - a_index) * m_total;
- last_chunk = p_trace->integrateSimple(0.0,
- b -
- (b_index) *
- m_lastTime);
+ double first_chunk = trace_->integrateSimple(a - (a_index - 1) * lastTime_, lastTime_);
+ double middle_chunk = (b_index - a_index) * total_;
+ double last_chunk = trace_->integrateSimple(0.0, b - (b_index) * lastTime_);
- XBT_DEBUG("first_chunk=%.2f middle_chunk=%.2f last_chunk=%.2f\n",
- first_chunk, middle_chunk, last_chunk);
+ XBT_DEBUG("first_chunk=%.2f middle_chunk=%.2f last_chunk=%.2f\n", first_chunk, middle_chunk, last_chunk);
return (first_chunk + middle_chunk + last_chunk);
}
/**
- * \brief Auxiliary function to calculate the integral between a and b.
- * It simply calculates the integral at point a and b and returns the difference
- * between them.
- * \param trace Trace structure
- * \param a Initial point
+ * \brief Auxiliary function to compute the integral between a and b.
+ * It simply computes the integrals at point a and b and returns the difference between them.
+ * \param a Initial point
* \param b Final point
- * \return Integral
*/
double CpuTiTrace::integrateSimple(double a, double b)
{
}
/**
- * \brief Auxiliary function to calculate the integral at point a.
- * \param trace Trace structure
+ * \brief Auxiliary function to compute the integral at point a.
* \param a point
- * \return Integral
-*/
+ */
double CpuTiTrace::integrateSimplePoint(double a)
{
double integral = 0;
- int ind;
double a_aux = a;
- ind = binarySearch(p_timePoints, a, 0, m_nbPoints - 1);
- integral += p_integral[ind];
- XBT_DEBUG
- ("a %f ind %d integral %f ind + 1 %f ind %f time +1 %f time %f",
- a, ind, integral, p_integral[ind + 1], p_integral[ind],
- p_timePoints[ind + 1], p_timePoints[ind]);
- double_update(&a_aux, p_timePoints[ind]);
+ int ind = binarySearch(timePoints_, a, 0, nbPoints_ - 1);
+ integral += integral_[ind];
+
+ XBT_DEBUG("a %f ind %d integral %f ind + 1 %f ind %f time +1 %f time %f",
+ a, ind, integral, integral_[ind + 1], integral_[ind], timePoints_[ind + 1], timePoints_[ind]);
+ double_update(&a_aux, timePoints_[ind], sg_maxmin_precision*sg_surf_precision);
if (a_aux > 0)
- integral +=
- ((p_integral[ind + 1] -
- p_integral[ind]) / (p_timePoints[ind + 1] -
- p_timePoints[ind])) * (a - p_timePoints[ind]);
+ integral += ((integral_[ind + 1] - integral_[ind]) / (timePoints_[ind + 1] - timePoints_[ind])) *
+ (a - timePoints_[ind]);
XBT_DEBUG("Integral a %f = %f", a, integral);
return integral;
}
/**
-* \brief Calculate the time needed to execute "amount" on cpu.
+* \brief Computes the time needed to execute "amount" on cpu.
*
* Here, amount can span multiple trace periods
*
-* \param trace CPU trace structure
* \param a Initial time
* \param amount Amount to be executed
* \return End time
*/
double CpuTiTgmr::solve(double a, double amount)
{
- int quotient;
- double reduced_b;
- double reduced_amount;
- double reduced_a;
- double b;
-
-/* Fix very small negative numbers */
+ /* Fix very small negative numbers */
if ((a < 0.0) && (a > -EPSILON)) {
a = 0.0;
}
amount = 0.0;
}
-/* Sanity checks */
+ /* Sanity checks */
if ((a < 0.0) || (amount < 0.0)) {
- XBT_CRITICAL
- ("Error, invalid parameters [a = %.2f, amount = %.2f]. You probably have a task executing with negative computation amount. Check your code.",
- a, amount);
+ XBT_CRITICAL ("Error, invalid parameters [a = %.2f, amount = %.2f]. "
+ "You probably have a task executing with negative computation amount. Check your code.", a, amount);
xbt_abort();
}
-/* At this point, a and amount are positive */
-
+ /* At this point, a and amount are positive */
if (amount < EPSILON)
return a;
-/* Is the trace fixed ? */
- if (m_type == TRACE_FIXED) {
- return (a + (amount / m_value));
+ /* Is the trace fixed ? */
+ if (type_ == TRACE_FIXED) {
+ return (a + (amount / value_));
}
- XBT_DEBUG("amount %f total %f", amount, m_total);
-/* Reduce the problem to one where amount <= trace_total */
- quotient = (int) (floor(amount / m_total));
- reduced_amount = (m_total) * ((amount / m_total) -
- floor(amount / m_total));
- reduced_a = a - (m_lastTime) * (int) (floor(a / m_lastTime));
+ XBT_DEBUG("amount %f total %f", amount, total_);
+ /* Reduce the problem to one where amount <= trace_total */
+ int quotient = static_cast<int>(floor(amount / total_));
+ double reduced_amount = (total_) * ((amount / total_) - floor(amount / total_));
+ double reduced_a = a - (lastTime_) * static_cast<int>(floor(a / lastTime_));
- XBT_DEBUG("Quotient: %d reduced_amount: %f reduced_a: %f", quotient,
- reduced_amount, reduced_a);
+ XBT_DEBUG("Quotient: %d reduced_amount: %f reduced_a: %f", quotient, reduced_amount, reduced_a);
-/* Now solve for new_amount which is <= trace_total */
-/*
- fprintf(stderr,"reduced_a = %.2f\n",reduced_a);
- fprintf(stderr,"reduced_amount = %.2f\n",reduced_amount);
- */
- reduced_b = solveSomewhatSimple(reduced_a, reduced_amount);
+ /* Now solve for new_amount which is <= trace_total */
+ double reduced_b = solveSomewhatSimple(reduced_a, reduced_amount);
/* Re-map to the original b and amount */
- b = (m_lastTime) * (int) (floor(a / m_lastTime)) +
- (quotient * m_lastTime) + reduced_b;
+ double b = (lastTime_) * static_cast<int>(floor(a / lastTime_)) + (quotient * lastTime_) + reduced_b;
return b;
}
*/
double CpuTiTgmr::solveSomewhatSimple(double a, double amount)
{
- double amount_till_end;
double b;
XBT_DEBUG("Solve integral: [%.2f, amount=%.2f]", a, amount);
- amount_till_end = integrate(a, m_lastTime);
-/*
- fprintf(stderr,"amount_till_end=%.2f\n",amount_till_end);
- */
+ double amount_till_end = integrate(a, lastTime_);
if (amount_till_end > amount) {
- b = p_trace->solveSimple(a, amount);
+ b = trace_->solveSimple(a, amount);
} else {
- b = m_lastTime + p_trace->solveSimple(0.0, amount - amount_till_end);
+ b = lastTime_ + trace_->solveSimple(0.0, amount - amount_till_end);
}
return b;
}
/**
* \brief Auxiliary function to solve integral.
* It returns the date when the requested amount of flops is available
- * \param trace Trace structure
* \param a Initial point
- * \param amount Amount of flops
+ * \param amount Amount of flops
* \return The date when amount is available.
*/
double CpuTiTrace::solveSimple(double a, double amount)
{
- double integral_a;
- int ind;
- double time;
- integral_a = integrateSimplePoint(a);
- ind = binarySearch(p_integral, integral_a + amount, 0, m_nbPoints - 1);
- time = p_timePoints[ind];
- time +=
- (integral_a + amount -
- p_integral[ind]) / ((p_integral[ind + 1] -
- p_integral[ind]) /
- (p_timePoints[ind + 1] -
- p_timePoints[ind]));
+ double integral_a = integrateSimplePoint(a);
+ int ind = binarySearch(integral_, integral_a + amount, 0, nbPoints_ - 1);
+ double time = timePoints_[ind];
+ time += (integral_a + amount - integral_[ind]) /
+ ((integral_[ind + 1] - integral_[ind]) / (timePoints_[ind + 1] - timePoints_[ind]));
return time;
}
/**
-* \brief Auxiliary function to update the CPU power scale.
+* \brief Auxiliary function to update the CPU speed scale.
*
-* This function uses the trace structure to return the power scale at the determined time a.
-* \param trace Trace structure to search the updated power scale
+* This function uses the trace structure to return the speed scale at the determined time a.
* \param a Time
-* \return CPU power scale
+* \return CPU speed scale
*/
double CpuTiTgmr::getPowerScale(double a)
{
- double reduced_a;
- int point;
- s_tmgr_event_t val;
-
- reduced_a = a - floor(a / m_lastTime) * m_lastTime;
- point = p_trace->binarySearch(p_trace->p_timePoints, reduced_a, 0,
- p_trace->m_nbPoints - 1);
- xbt_dynar_get_cpy(p_powerTrace->s_list.event_list, point, &val);
- return val.value;
+ double reduced_a = a - floor(a / lastTime_) * lastTime_;
+ int point = trace_->binarySearch(trace_->timePoints_, reduced_a, 0, trace_->nbPoints_ - 1);
+ trace_mgr::DatedValue val = speedTrace_->event_list.at(point);
+ return val.value_;
}
/**
* \brief Creates a new integration trace from a tmgr_trace_t
*
-* \param power_trace CPU availability trace
-* \param value Percentage of CPU power available (useful to fixed tracing)
-* \param spacing Initial spacing
+* \param speedTrace CPU availability trace
+* \param value Percentage of CPU speed available (useful to fixed tracing)
* \return Integration trace structure
*/
-CpuTiTgmr::CpuTiTgmr(tmgr_trace_t power_trace, double value)
+CpuTiTgmr::CpuTiTgmr(tmgr_trace_t speedTrace, double value) :
+ speedTrace_(speedTrace)
{
double total_time = 0.0;
- s_tmgr_event_t val;
- unsigned int cpt;
- p_trace = 0;
+ trace_ = 0;
/* no availability file, fixed trace */
- if (!power_trace) {
- m_type = TRACE_FIXED;
- m_value = value;
+ if (not speedTrace) {
+ type_ = TRACE_FIXED;
+ value_ = value;
XBT_DEBUG("No availability trace. Constant value = %f", value);
return;
}
/* only one point available, fixed trace */
- if (xbt_dynar_length(power_trace->s_list.event_list) == 1) {
- xbt_dynar_get_cpy(power_trace->s_list.event_list, 0, &val);
- m_type = TRACE_FIXED;
- m_value = val.value;
+ if (speedTrace->event_list.size() == 1) {
+ trace_mgr::DatedValue val = speedTrace->event_list.front();
+ type_ = TRACE_FIXED;
+ value_ = val.value_;
return;
}
- m_type = TRACE_DYNAMIC;
- p_powerTrace = power_trace;
+ type_ = TRACE_DYNAMIC;
/* count the total time of trace file */
- xbt_dynar_foreach(power_trace->s_list.event_list, cpt, val) {
- total_time += val.delta;
- }
- p_trace = new CpuTiTrace(power_trace);
- m_lastTime = total_time;
- m_total = p_trace->integrateSimple(0, total_time);
+ for (auto const& val : speedTrace->event_list)
+ total_time += val.date_;
+
+ trace_ = new CpuTiTrace(speedTrace);
+ lastTime_ = total_time;
+ total_ = trace_->integrateSimple(0, total_time);
- XBT_DEBUG("Total integral %f, last_time %f ",
- m_total, m_lastTime);
+ XBT_DEBUG("Total integral %f, last_time %f ", total_, lastTime_);
}
/**
* \brief Binary search in array.
- * It returns the first point of the interval in which "a" is.
+ * It returns the first point of the interval in which "a" is.
* \param array Array
* \param a Value to search
* \param low Low bound to search in array
*/
int CpuTiTrace::binarySearch(double *array, double a, int low, int high)
{
- xbt_assert(low < high, "Wrong parameters: low (%d) should be smaller than"
- " high (%d)", low, high);
+ xbt_assert(low < high, "Wrong parameters: low (%d) should be smaller than high (%d)", low, high);
- int mid;
do {
- mid = low + (high - low) / 2;
- XBT_DEBUG("a %f low %d high %d mid %d value %f", a, low, high, mid,
- array[mid]);
+ int mid = low + (high - low) / 2;
+ XBT_DEBUG("a %f low %d high %d mid %d value %f", a, low, high, mid, array[mid]);
if (array[mid] > a)
high = mid;
return low;
}
-/*************
- * CallBacks *
- *************/
-
-static void parse_cpu_ti_init(sg_platf_host_cbarg_t host){
- ((CpuTiModelPtr)surf_cpu_model_pm)->parseInit(host);
}
-
-static void add_traces_cpu_ti(){
- surf_cpu_model_pm->addTraces();
-}
-
-static void cpu_ti_define_callbacks()
-{
- sg_platf_host_add_cb(parse_cpu_ti_init);
- sg_platf_postparse_add_cb(add_traces_cpu_ti);
}
/*********
void surf_cpu_model_init_ti()
{
- xbt_assert(!surf_cpu_model_pm,"CPU model already initialized. This should not happen.");
- xbt_assert(!surf_cpu_model_vm,"CPU model already initialized. This should not happen.");
+ xbt_assert(not surf_cpu_model_pm, "CPU model already initialized. This should not happen.");
+ xbt_assert(not surf_cpu_model_vm, "CPU model already initialized. This should not happen.");
- surf_cpu_model_pm = new CpuTiModel();
- surf_cpu_model_vm = new CpuTiModel();
+ surf_cpu_model_pm = new simgrid::surf::CpuTiModel();
+ all_existing_models->push_back(surf_cpu_model_pm);
- cpu_ti_define_callbacks();
- ModelPtr model_pm = static_cast<ModelPtr>(surf_cpu_model_pm);
- ModelPtr model_vm = static_cast<ModelPtr>(surf_cpu_model_vm);
- xbt_dynar_push(model_list, &model_pm);
- xbt_dynar_push(model_list, &model_vm);
+ surf_cpu_model_vm = new simgrid::surf::CpuTiModel();
+ all_existing_models->push_back(surf_cpu_model_vm);
}
-CpuTiModel::CpuTiModel() : CpuModel("cpu_ti")
-{
- CpuTiPtr cpu = NULL;
-
- p_runningActionSetThatDoesNotNeedBeingChecked = new ActionList();
+namespace simgrid {
+namespace surf {
- p_modifiedCpu =
- xbt_swag_new(xbt_swag_offset(*cpu, p_modifiedCpuHookup));
-
- p_tiActionHeap = xbt_heap_new(8, NULL);
- xbt_heap_set_update_callback(p_tiActionHeap,
- cpu_ti_action_update_index_heap);
-}
-
-CpuTiModel::~CpuTiModel()
+CpuTiModel::CpuTiModel() : CpuModel()
{
- surf_cpu_model_pm = NULL;
+ runningActionSetThatDoesNotNeedBeingChecked_ = new ActionList();
- delete p_runningActionSetThatDoesNotNeedBeingChecked;
- xbt_swag_free(p_modifiedCpu);
- xbt_heap_free(p_tiActionHeap);
+ modifiedCpu_ = new CpuTiList();
}
-void CpuTiModel::parseInit(sg_platf_host_cbarg_t host)
+CpuTiModel::~CpuTiModel()
{
- createResource(host->id,
- host->power_peak,
- host->pstate,
- host->power_scale,
- host->power_trace,
- host->core_amount,
- host->initial_state,
- host->state_trace,
- host->properties);
+ surf_cpu_model_pm = nullptr;
+ delete runningActionSetThatDoesNotNeedBeingChecked_;
+ delete modifiedCpu_;
}
-CpuTiPtr CpuTiModel::createResource(const char *name,
- xbt_dynar_t powerPeak,
- int pstate,
- double powerScale,
- tmgr_trace_t powerTrace,
- int core,
- e_surf_resource_state_t stateInitial,
- tmgr_trace_t stateTrace,
- xbt_dict_t cpuProperties)
+Cpu *CpuTiModel::createCpu(simgrid::s4u::Host *host, std::vector<double>* speedPerPstate, int core)
{
- xbt_assert(core==1,"Multi-core not handled with this model yet");
- xbt_assert(!surf_cpu_resource_priv(surf_cpu_resource_by_name(name)),
- "Host '%s' declared several times in the platform file",
- name);
- CpuTiPtr cpu = new CpuTi(this, name, powerPeak, pstate, powerScale, powerTrace,
- core, stateInitial, stateTrace, cpuProperties);
- xbt_lib_set(host_lib, name, SURF_CPU_LEVEL, static_cast<ResourcePtr>(cpu));
- return cpu;
+ return new CpuTi(this, host, speedPerPstate, core);
}
-double CpuTiModel::shareResources(double now)
+double CpuTiModel::nextOccuringEvent(double now)
{
- void *_cpu, *_cpu_next;
double min_action_duration = -1;
/* iterates over modified cpus to update share resources */
- xbt_swag_foreach_safe(_cpu, _cpu_next, p_modifiedCpu) {
- static_cast<CpuTiPtr>(_cpu)->updateActionsFinishTime(now);
+ CpuTiList::iterator itend(modifiedCpu_->end());
+ CpuTiList::iterator it(modifiedCpu_->begin());
+ while (it != itend) {
+ CpuTi *ti = &*it;
+ ++it;
+ ti->updateActionsFinishTime(now);
}
+
/* get the min next event if heap not empty */
- if (xbt_heap_size(p_tiActionHeap) > 0)
- min_action_duration = xbt_heap_maxkey(p_tiActionHeap) - now;
+ if (not actionHeapIsEmpty())
+ min_action_duration = actionHeapTopDate() - now;
XBT_DEBUG("Share resources, min next event date: %f", min_action_duration);
void CpuTiModel::updateActionsState(double now, double /*delta*/)
{
- while ((xbt_heap_size(p_tiActionHeap) > 0)
- && (xbt_heap_maxkey(p_tiActionHeap) <= now)) {
- CpuTiActionPtr action = (CpuTiActionPtr) xbt_heap_pop(p_tiActionHeap);
+ while (not actionHeapIsEmpty() && actionHeapTopDate() <= now) {
+ CpuTiAction* action = static_cast<CpuTiAction*>(actionHeapPop());
XBT_DEBUG("Action %p: finish", action);
- action->finish();
+ action->finish(Action::State::done);
/* set the remains to 0 due to precision problems when updating the remaining amount */
action->setRemains(0);
- action->setState(SURF_ACTION_DONE);
/* update remaining amount of all actions */
- action->p_cpu->updateRemainingAmount(surf_get_clock());
+ action->cpu_->updateRemainingAmount(surf_get_clock());
}
}
-void CpuTiModel::addTraces()
+/************
+ * Resource *
+ ************/
+CpuTi::CpuTi(CpuTiModel *model, simgrid::s4u::Host *host, std::vector<double> *speedPerPstate, int core)
+ : Cpu(model, host, speedPerPstate, core)
{
- xbt_dict_cursor_t cursor = NULL;
- char *trace_name, *elm;
-
- static int called = 0;
+ xbt_assert(core==1,"Multi-core not handled by this model yet");
+ coresAmount_ = core;
- if (called)
- return;
- called = 1;
+ actionSet_ = new ActionTiList();
-/* connect all traces relative to hosts */
- xbt_dict_foreach(trace_connect_list_host_avail, cursor, trace_name, elm) {
- tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
- CpuTiPtr cpu = static_cast<CpuTiPtr>(surf_cpu_resource_priv(surf_cpu_resource_by_name(elm)));
+ speed_.peak = speedPerPstate->front();
+ XBT_DEBUG("CPU create: peak=%f", speed_.peak);
- xbt_assert(cpu, "Host %s undefined", elm);
- xbt_assert(trace, "Trace %s undefined", trace_name);
-
- if (cpu->p_stateEvent) {
- XBT_DEBUG("Trace already configured for this CPU(%s), ignoring it",
- elm);
- continue;
- }
- XBT_DEBUG("Add state trace: %s to CPU(%s)", trace_name, elm);
- cpu->p_stateEvent = tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(cpu));
- }
+ speedIntegratedTrace_ = new CpuTiTgmr(nullptr, 1/*scale*/);
+}
- xbt_dict_foreach(trace_connect_list_power, cursor, trace_name, elm) {
- tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
- CpuTiPtr cpu = static_cast<CpuTiPtr>(surf_cpu_resource_priv(surf_cpu_resource_by_name(elm)));
-
- xbt_assert(cpu, "Host %s undefined", elm);
- xbt_assert(trace, "Trace %s undefined", trace_name);
-
- XBT_DEBUG("Add power trace: %s to CPU(%s)", trace_name, elm);
- if (cpu->p_availTrace)
- delete cpu->p_availTrace;
-
- cpu->p_availTrace = new CpuTiTgmr(trace, cpu->m_powerScale);
-
- /* add a fake trace event if periodicity == 0 */
- if (trace && xbt_dynar_length(trace->s_list.event_list) > 1) {
- s_tmgr_event_t val;
- xbt_dynar_get_cpy(trace->s_list.event_list,
- xbt_dynar_length(trace->s_list.event_list) - 1, &val);
- if (val.delta == 0) {
- tmgr_trace_t empty_trace;
- empty_trace = tmgr_empty_trace_new();
- cpu->p_powerEvent =
- tmgr_history_add_trace(history, empty_trace,
- cpu->p_availTrace->m_lastTime, 0, static_cast<ResourcePtr>(cpu));
- }
- }
- }
+CpuTi::~CpuTi()
+{
+ modified(false);
+ delete speedIntegratedTrace_;
+ delete actionSet_;
}
+void CpuTi::setSpeedTrace(tmgr_trace_t trace)
+{
+ if (speedIntegratedTrace_)
+ delete speedIntegratedTrace_;
-/************
- * Resource *
- ************/
-CpuTi::CpuTi(CpuTiModelPtr model, const char *name, xbt_dynar_t powerPeak,
- int pstate, double powerScale, tmgr_trace_t powerTrace, int core,
- e_surf_resource_state_t stateInitial, tmgr_trace_t stateTrace,
- xbt_dict_t properties)
-: Cpu(model, name, properties, core, 0, powerScale)
-{
- p_powerEvent = NULL;
- setState(stateInitial);
- m_powerScale = powerScale;
- m_core = core;
- tmgr_trace_t empty_trace;
- s_tmgr_event_t val;
- xbt_assert(core==1,"Multi-core not handled with this model yet");
- XBT_DEBUG("power scale %f", powerScale);
- p_availTrace = new CpuTiTgmr(powerTrace, powerScale);
-
- CpuTiActionPtr action = NULL;
- p_actionSet = xbt_swag_new(xbt_swag_offset(*action, p_cpuListHookup));
-
- m_lastUpdate = 0;
-
- xbt_dynar_get_cpy(powerPeak, 0, &m_powerPeak);
- xbt_dynar_free(&powerPeak); /* kill memory leak */
- m_pstate = pstate;
- XBT_DEBUG("CPU create: peak=%f, pstate=%d", m_powerPeak, m_pstate);
-
- p_modifiedCpuHookup.prev = 0;
- p_modifiedCpuHookup.next = 0;
-
- if (stateTrace)
- p_stateEvent = tmgr_history_add_trace(history, stateTrace, 0.0, 0, static_cast<ResourcePtr>(this));
- if (powerTrace && xbt_dynar_length(powerTrace->s_list.event_list) > 1) {
- // add a fake trace event if periodicity == 0
- xbt_dynar_get_cpy(powerTrace->s_list.event_list,
- xbt_dynar_length(powerTrace->s_list.event_list) - 1, &val);
- if (val.delta == 0) {
- empty_trace = tmgr_empty_trace_new();
- p_powerEvent =
- tmgr_history_add_trace(history, empty_trace,
- p_availTrace->m_lastTime, 0, static_cast<ResourcePtr>(this));
- }
- }
-};
+ speedIntegratedTrace_ = new CpuTiTgmr(trace, speed_.scale);
-CpuTi::~CpuTi(){
-delete p_availTrace;
-xbt_swag_free(p_actionSet);
+ /* 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);
+ }
}
-void CpuTi::updateState(tmgr_trace_event_t event_type,
- double value, double date)
+void CpuTi::apply_event(tmgr_trace_event_t event, double value)
{
- void *_action;
- CpuTiActionPtr action;
-
- if (event_type == p_powerEvent) {
- tmgr_trace_t power_trace;
- CpuTiTgmrPtr trace;
- s_tmgr_event_t val;
+ if (event == speed_.event) {
+ tmgr_trace_t speedTrace;
+ CpuTiTgmr *trace;
- XBT_DEBUG("Finish trace date: %f value %f date %f", surf_get_clock(),
- value, date);
+ XBT_DEBUG("Finish trace date: value %f", value);
/* update remaining of actions and put in modified cpu swag */
- updateRemainingAmount(date);
- xbt_swag_insert(this, reinterpret_cast<CpuTiModelPtr>(getModel())->p_modifiedCpu);
+ updateRemainingAmount(surf_get_clock());
+
+ modified(true);
- power_trace = p_availTrace->p_powerTrace;
- xbt_dynar_get_cpy(power_trace->s_list.event_list,
- xbt_dynar_length(power_trace->s_list.event_list) - 1, &val);
- /* free old trace */
- delete p_availTrace;
- m_powerScale = val.value;
+ speedTrace = speedIntegratedTrace_->speedTrace_;
+ trace_mgr::DatedValue val = speedTrace->event_list.back();
+ delete speedIntegratedTrace_;
+ speed_.scale = val.value_;
- trace = new CpuTiTgmr(TRACE_FIXED, val.value);
- XBT_DEBUG("value %f", val.value);
+ trace = new CpuTiTgmr(TRACE_FIXED, val.value_);
+ XBT_DEBUG("value %f", val.value_);
- p_availTrace = trace;
+ speedIntegratedTrace_ = trace;
- if (tmgr_trace_event_free(event_type))
- p_powerEvent = NULL;
+ tmgr_trace_event_unref(&speed_.event);
- } else if (event_type == p_stateEvent) {
+ } else if (event == stateEvent_) {
if (value > 0) {
- if(getState() == SURF_RESOURCE_OFF)
- xbt_dynar_push_as(host_that_restart, char*, (char *)getName());
- setState(SURF_RESOURCE_ON);
+ if(isOff())
+ host_that_restart.push_back(getHost());
+ turnOn();
} else {
- setState(SURF_RESOURCE_OFF);
+ turnOff();
+ double date = surf_get_clock();
/* put all action running on cpu to failed */
- xbt_swag_foreach(_action, p_actionSet) {
- action = static_cast<CpuTiActionPtr>(_action);
- if (action->getState() == SURF_ACTION_RUNNING
- || action->getState() == SURF_ACTION_READY
- || action->getState() == SURF_ACTION_NOT_IN_THE_SYSTEM) {
+ ActionTiList::iterator itend(actionSet_->end());
+ for (ActionTiList::iterator it(actionSet_->begin()); it != itend; ++it) {
+ CpuTiAction *action = &*it;
+ if (action->getState() == Action::State::running
+ || action->getState() == Action::State::ready
+ || action->getState() == Action::State::not_in_the_system) {
action->setFinishTime(date);
- action->setState(SURF_ACTION_FAILED);
- if (action->m_indexHeap >= 0) {
- CpuTiActionPtr heap_act = (CpuTiActionPtr)
- xbt_heap_remove(reinterpret_cast<CpuTiModelPtr>(getModel())->p_tiActionHeap, action->m_indexHeap);
- if (heap_act != action)
- DIE_IMPOSSIBLE;
- }
+ action->setState(Action::State::failed);
+ action->heapRemove(model()->getActionHeap());
}
}
}
- if (tmgr_trace_event_free(event_type))
- p_stateEvent = NULL;
+ tmgr_trace_event_unref(&stateEvent_);
+
} else {
- XBT_CRITICAL("Unknown event ! \n");
- xbt_abort();
+ xbt_die("Unknown event!\n");
}
-
- return;
}
void CpuTi::updateActionsFinishTime(double now)
{
- void *_action;
- CpuTiActionPtr action;
- double sum_priority = 0.0, total_area, min_finish = -1;
+ CpuTiAction *action;
+ double sum_priority = 0.0;
+ double total_area;
-/* update remaning amount of actions */
-updateRemainingAmount(now);
+ /* update remaining amount of actions */
+ updateRemainingAmount(now);
- xbt_swag_foreach(_action, p_actionSet) {
- action = static_cast<CpuTiActionPtr>(_action);
+ ActionTiList::iterator itend(actionSet_->end());
+ for (ActionTiList::iterator it(actionSet_->begin()); it != itend; ++it) {
+ action = &*it;
/* action not running, skip it */
- if (action->getStateSet() !=
- surf_cpu_model_pm->getRunningActionSet())
+ if (action->getStateSet() != surf_cpu_model_pm->getRunningActionSet())
continue;
/* bogus priority, skip it */
continue;
/* action suspended, skip it */
- if (action->m_suspended != 0)
+ if (action->suspended_ != 0)
continue;
sum_priority += 1.0 / action->getPriority();
}
- m_sumPriority = sum_priority;
+ sumPriority_ = sum_priority;
- xbt_swag_foreach(_action, p_actionSet) {
- action = static_cast<CpuTiActionPtr>(_action);
- min_finish = -1;
+ for (ActionTiList::iterator it(actionSet_->begin()); it != itend; ++it) {
+ action = &*it;
+ double min_finish = -1;
/* action not running, skip it */
- if (action->getStateSet() !=
- surf_cpu_model_pm->getRunningActionSet())
+ if (action->getStateSet() != surf_cpu_model_pm->getRunningActionSet())
continue;
/* verify if the action is really running on cpu */
- if (action->m_suspended == 0 && action->getPriority() > 0) {
+ if (action->suspended_ == 0 && action->getPriority() > 0) {
/* total area needed to finish the action. Used in trace integration */
- total_area =
- (action->getRemains()) * sum_priority *
- action->getPriority();
+ total_area = (action->getRemains()) * sum_priority * action->getPriority();
- total_area /= m_powerPeak;
+ total_area /= speed_.peak;
- action->setFinishTime(p_availTrace->solve(now, total_area));
+ action->setFinishTime(speedIntegratedTrace_->solve(now, total_area));
/* verify which event will happen before (max_duration or finish time) */
- if (action->getMaxDuration() != NO_MAX_DURATION &&
- action->getStartTime() + action->getMaxDuration() < action->m_finish)
+ if (action->getMaxDuration() > NO_MAX_DURATION &&
+ action->getStartTime() + action->getMaxDuration() < action->getFinishTime())
min_finish = action->getStartTime() + action->getMaxDuration();
else
- min_finish = action->m_finish;
+ min_finish = action->getFinishTime();
} else {
/* put the max duration time on heap */
- if (action->getMaxDuration() != NO_MAX_DURATION)
+ if (action->getMaxDuration() > NO_MAX_DURATION)
min_finish = action->getStartTime() + action->getMaxDuration();
}
/* add in action heap */
- XBT_DEBUG("action(%p) index %d", action, action->m_indexHeap);
- if (action->m_indexHeap >= 0) {
- CpuTiActionPtr heap_act = (CpuTiActionPtr)
- xbt_heap_remove(reinterpret_cast<CpuTiModelPtr>(getModel())->p_tiActionHeap, action->m_indexHeap);
- if (heap_act != action)
- DIE_IMPOSSIBLE;
- }
- if (min_finish != NO_MAX_DURATION)
- xbt_heap_push(reinterpret_cast<CpuTiModelPtr>(getModel())->p_tiActionHeap, action, min_finish);
-
- XBT_DEBUG
- ("Update finish time: Cpu(%s) Action: %p, Start Time: %f Finish Time: %f Max duration %f",
- getName(), action, action->getStartTime(),
- action->m_finish,
- action->getMaxDuration());
+ if (min_finish > NO_MAX_DURATION)
+ action->heapUpdate(model()->getActionHeap(), min_finish, NOTSET);
+ else
+ action->heapRemove(model()->getActionHeap());
+
+ XBT_DEBUG("Update finish time: Cpu(%s) Action: %p, Start Time: %f Finish Time: %f Max duration %f", getCname(),
+ action, action->getStartTime(), action->getFinishTime(), action->getMaxDuration());
}
-/* remove from modified cpu */
- xbt_swag_remove(this, reinterpret_cast<CpuTiModelPtr>(getModel())->p_modifiedCpu);
+ /* remove from modified cpu */
+ modified(false);
}
bool CpuTi::isUsed()
{
- return xbt_swag_size(p_actionSet);
+ return not actionSet_->empty();
}
-
-
double CpuTi::getAvailableSpeed()
{
- m_powerScale = p_availTrace->getPowerScale(surf_get_clock());
+ speed_.scale = speedIntegratedTrace_->getPowerScale(surf_get_clock());
return Cpu::getAvailableSpeed();
}
-/**
-* \brief Update the remaining amount of actions
-*
-* \param now Current time
-*/
+/** @brief Update the remaining amount of actions */
void CpuTi::updateRemainingAmount(double now)
{
- double area_total;
- void* _action;
- CpuTiActionPtr action;
/* already updated */
- if (m_lastUpdate >= now)
+ if (lastUpdate_ >= now)
return;
-/* calcule the surface */
- area_total = p_availTrace->integrate(m_lastUpdate, now) * m_powerPeak;
- XBT_DEBUG("Flops total: %f, Last update %f", area_total,
- m_lastUpdate);
-
- xbt_swag_foreach(_action, p_actionSet) {
- action = static_cast<CpuTiActionPtr>(_action);
+ /* compute the integration area */
+ double area_total = speedIntegratedTrace_->integrate(lastUpdate_, now) * speed_.peak;
+ XBT_DEBUG("Flops total: %f, Last update %f", area_total, lastUpdate_);
+ ActionTiList::iterator itend(actionSet_->end());
+ for (ActionTiList::iterator it(actionSet_->begin()); it != itend; ++it) {
+ CpuTiAction *action = &*it;
/* action not running, skip it */
- if (action->getStateSet() !=
- getModel()->getRunningActionSet())
+ if (action->getStateSet() != model()->getRunningActionSet())
continue;
/* bogus priority, skip it */
continue;
/* action suspended, skip it */
- if (action->m_suspended != 0)
+ if (action->suspended_ != 0)
continue;
/* action don't need update */
continue;
/* skip action that are finishing now */
- if (action->m_finish >= 0
- && action->m_finish <= now)
+ if (action->getFinishTime() >= 0 && action->getFinishTime() <= now)
continue;
/* update remaining */
- action->updateRemains(area_total / (m_sumPriority * action->getPriority()));
- XBT_DEBUG("Update remaining action(%p) remaining %f", action,
- action->m_remains);
+ action->updateRemains(area_total / (sumPriority_ * action->getPriority()));
+ XBT_DEBUG("Update remaining action(%p) remaining %f", action, action->getRemainsNoUpdate());
}
- m_lastUpdate = now;
+ lastUpdate_ = now;
}
-CpuActionPtr CpuTi::execute(double size)
+CpuAction *CpuTi::execution_start(double size)
{
- XBT_IN("(%s,%g)", getName(), size);
- CpuTiActionPtr action = new CpuTiAction(static_cast<CpuTiModelPtr>(getModel()), size, getState() != SURF_RESOURCE_ON, this);
+ XBT_IN("(%s,%g)", getCname(), size);
+ CpuTiAction* action = new CpuTiAction(static_cast<CpuTiModel*>(model()), size, isOff(), this);
- xbt_swag_insert(action, p_actionSet);
+ actionSet_->push_back(*action);
XBT_OUT();
return action;
}
-CpuActionPtr CpuTi::sleep(double duration)
+CpuAction *CpuTi::sleep(double duration)
{
if (duration > 0)
- duration = MAX(duration, MAXMIN_PRECISION);
+ duration = std::max(duration, sg_surf_precision);
- XBT_IN("(%s,%g)", getName(), duration);
- CpuTiActionPtr action = new CpuTiAction(static_cast<CpuTiModelPtr>(getModel()), 1.0, getState() != SURF_RESOURCE_ON, this);
+ XBT_IN("(%s,%g)", getCname(), duration);
+ CpuTiAction* action = new CpuTiAction(static_cast<CpuTiModel*>(model()), 1.0, isOff(), this);
- action->m_maxDuration = duration;
- action->m_suspended = 2;
+ action->setMaxDuration(duration);
+ action->suspended_ = 2;
if (duration == NO_MAX_DURATION) {
/* Move to the *end* of the corresponding action set. This convention
is used to speed up update_resource_state */
- action->getStateSet()->erase(action->getStateSet()->iterator_to(*action));
- action->p_stateSet = reinterpret_cast<CpuTiModelPtr>(getModel())->p_runningActionSetThatDoesNotNeedBeingChecked;
- action->getStateSet()->push_back(*static_cast<ActionPtr>(action));
+ action->getStateSet()->erase(action->getStateSet()->iterator_to(*action));
+ action->stateSet_ = static_cast<CpuTiModel*>(model())->runningActionSetThatDoesNotNeedBeingChecked_;
+ action->getStateSet()->push_back(*action);
}
- xbt_swag_insert(action, p_actionSet);
+ actionSet_->push_back(*action);
XBT_OUT();
return action;
}
+void CpuTi::modified(bool modified){
+ CpuTiList* modifiedCpu = static_cast<CpuTiModel*>(model())->modifiedCpu_;
+ if (modified) {
+ if (not cpu_ti_hook.is_linked()) {
+ modifiedCpu->push_back(*this);
+ }
+ } else {
+ if (cpu_ti_hook.is_linked()) {
+ modifiedCpu->erase(modifiedCpu->iterator_to(*this));
+ }
+ }
+}
+
/**********
* Action *
**********/
-static void cpu_ti_action_update_index_heap(void *action, int i)
-{
-((CpuTiActionPtr)action)->updateIndexHeap(i);
-}
-
-CpuTiAction::CpuTiAction(CpuTiModelPtr model_, double cost, bool failed,
- CpuTiPtr cpu)
+CpuTiAction::CpuTiAction(CpuTiModel *model_, double cost, bool failed, CpuTi *cpu)
: CpuAction(model_, cost, failed)
+ , cpu_(cpu)
{
- p_cpuListHookup.next = 0;
- p_cpuListHookup.prev = 0;
-
- m_suspended = 0; /* Should be useless because of the
- calloc but it seems to help valgrind... */
- p_cpu = cpu;
- m_indexHeap = -1;
- xbt_swag_insert(cpu, reinterpret_cast<CpuTiModelPtr>(getModel())->p_modifiedCpu);
+ cpu_->modified(true);
}
-void CpuTiAction::updateIndexHeap(int i)
+void CpuTiAction::setState(Action::State state)
{
- m_indexHeap = i;
-}
-
-void CpuTiAction::setState(e_surf_action_state_t state)
-{
- Action::setState(state);
- xbt_swag_insert(p_cpu, reinterpret_cast<CpuTiModelPtr>(getModel())->p_modifiedCpu);
+ CpuAction::setState(state);
+ cpu_->modified(true);
}
int CpuTiAction::unref()
{
- m_refcount--;
- if (!m_refcount) {
- if (actionHook::is_linked())
- getStateSet()->erase(getStateSet()->iterator_to(*this));
+ refcount_--;
+ if (not refcount_) {
+ if (action_hook.is_linked())
+ getStateSet()->erase(getStateSet()->iterator_to(*this));
/* remove from action_set */
- xbt_swag_remove(this, p_cpu->p_actionSet);
+ if (action_ti_hook.is_linked())
+ cpu_->actionSet_->erase(cpu_->actionSet_->iterator_to(*this));
/* remove from heap */
- xbt_heap_remove(reinterpret_cast<CpuTiModelPtr>(getModel())->p_tiActionHeap, this->m_indexHeap);
- xbt_swag_insert(p_cpu, reinterpret_cast<CpuTiModelPtr>(getModel())->p_modifiedCpu);
+ heapRemove(getModel()->getActionHeap());
+ cpu_->modified(true);
delete this;
return 1;
}
void CpuTiAction::cancel()
{
- this->setState(SURF_ACTION_FAILED);
- xbt_heap_remove(getModel()->getActionHeap(), this->m_indexHeap);
- xbt_swag_insert(p_cpu, reinterpret_cast<CpuTiModelPtr>(getModel())->p_modifiedCpu);
- return;
-}
-
-void CpuTiAction::recycle()
-{
- DIE_IMPOSSIBLE;
+ this->setState(Action::State::failed);
+ heapRemove(getModel()->getActionHeap());
+ cpu_->modified(true);
}
void CpuTiAction::suspend()
{
XBT_IN("(%p)", this);
- if (m_suspended != 2) {
- m_suspended = 1;
- xbt_heap_remove(getModel()->getActionHeap(), m_indexHeap);
- xbt_swag_insert(p_cpu, reinterpret_cast<CpuTiModelPtr>(getModel())->p_modifiedCpu);
+ if (suspended_ != 2) {
+ suspended_ = 1;
+ heapRemove(getModel()->getActionHeap());
+ cpu_->modified(true);
}
XBT_OUT();
}
void CpuTiAction::resume()
{
XBT_IN("(%p)", this);
- if (m_suspended != 2) {
- m_suspended = 0;
- xbt_swag_insert(p_cpu, reinterpret_cast<CpuTiModelPtr>(getModel())->p_modifiedCpu);
+ if (suspended_ != 2) {
+ suspended_ = 0;
+ cpu_->modified(true);
}
XBT_OUT();
}
-bool CpuTiAction::isSuspended()
-{
- return m_suspended == 1;
-}
-
void CpuTiAction::setMaxDuration(double duration)
{
double min_finish;
XBT_IN("(%p,%g)", this, duration);
- m_maxDuration = duration;
+ Action::setMaxDuration(duration);
if (duration >= 0)
min_finish = (getStartTime() + getMaxDuration()) < getFinishTime() ?
else
min_finish = getFinishTime();
-/* add in action heap */
- if (m_indexHeap >= 0) {
- CpuTiActionPtr heap_act = (CpuTiActionPtr)
- xbt_heap_remove(getModel()->getActionHeap(), m_indexHeap);
- if (heap_act != this)
- DIE_IMPOSSIBLE;
- }
- xbt_heap_push(getModel()->getActionHeap(), this, min_finish);
+ /* add in action heap */
+ heapUpdate(getModel()->getActionHeap(), min_finish, NOTSET);
XBT_OUT();
}
-void CpuTiAction::setPriority(double priority)
+void CpuTiAction::setSharingWeight(double priority)
{
XBT_IN("(%p,%g)", this, priority);
- m_priority = priority;
- xbt_swag_insert(p_cpu, reinterpret_cast<CpuTiModelPtr>(getModel())->p_modifiedCpu);
+ setSharingWeightNoUpdate(priority);
+ cpu_->modified(true);
XBT_OUT();
}
double CpuTiAction::getRemains()
{
XBT_IN("(%p)", this);
- p_cpu->updateRemainingAmount(surf_get_clock());
+ cpu_->updateRemainingAmount(surf_get_clock());
XBT_OUT();
- return m_remains;
+ return getRemainsNoUpdate();
}
-#endif /* SURF_MODEL_CPUTI_H_ */
+}
+}
+#endif /* SURF_MODEL_CPUTI_H_ */