X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/5b3677b425b9cc6949c1573d59ac772540cbf4b2..5ce1cdec3a6f447bb36c3080e7ab38a5be033351:/src/surf/cpu_ti.cpp diff --git a/src/surf/cpu_ti.cpp b/src/surf/cpu_ti.cpp index 7893a03073..06a7f58777 100644 --- a/src/surf/cpu_ti.cpp +++ b/src/surf/cpu_ti.cpp @@ -1,58 +1,54 @@ -/* Copyright (c) 2013-2014. The SimGrid Team. - * All rights reserved. */ +/* Copyright (c) 2013-2018. 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 "xbt/utility.hpp" +#include #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; + nb_points_ = speedTrace->event_list.size() + 1; + time_points_ = new double[nb_points_]; + integral_ = new double[nb_points_]; + for (auto const& val : speedTrace->event_list) { + time_points_[i] = time; + integral_[i] = integral; + integral += val.date_ * val.value_; + time += val.date_; i++; } - p_timePoints[i] = time; - p_integral[i] = integral; + time_points_[i] = time; + integral_[i] = integral; } CpuTiTrace::~CpuTiTrace() { - xbt_free(p_timePoints); - xbt_free(p_integral); + delete[] time_points_; + delete [] integral_; } CpuTiTgmr::~CpuTiTgmr() { - if (p_trace) - delete p_trace; + if (trace_) + delete trace_; } /** @@ -61,123 +57,90 @@ CpuTiTgmr::~CpuTiTgmr() * 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 / last_time_) - a / last_time_) < EPSILON) + a_index = 1 + static_cast(ceil(a / last_time_)); else - a_index = (int) (ceil(a / m_lastTime)); + a_index = static_cast(ceil(a / last_time_)); - b_index = (int) (floor(b / m_lastTime)); + int b_index = static_cast(floor(b / last_time_)); if (a_index > b_index) { /* Same chunk */ - return p_trace->integrateSimple(a - (a_index - - 1) * m_lastTime, - b - - (b_index) * - m_lastTime); + return trace_->integrate_simple(a - (a_index - 1) * last_time_, b - (b_index)*last_time_); } - 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_->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_); - 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) +double CpuTiTrace::integrate_simple(double a, double b) { - return integrateSimplePoint(b) - integrateSimplePoint(a); + return integrate_simple_point(b) - integrate_simple_point(a); } /** - * \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 CpuTiTrace::integrate_simple_point(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 = binary_search(time_points_, a, 0, nb_points_ - 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], time_points_[ind + 1], time_points_[ind]); + double_update(&a_aux, time_points_[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_[ind + 1] - integral_[ind]) / (time_points_[ind + 1] - time_points_[ind])) * (a - time_points_[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; } @@ -185,185 +148,135 @@ double CpuTiTgmr::solve(double a, double amount) 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("Quotient: %d reduced_amount: %f reduced_a: %f", quotient, - reduced_amount, reduced_a); + XBT_DEBUG("amount %f total %f", amount, total_); + /* Reduce the problem to one where amount <= trace_total */ + int quotient = static_cast(floor(amount / total_)); + double reduced_amount = (total_) * ((amount / total_) - floor(amount / total_)); + double reduced_a = a - (last_time_) * static_cast(floor(a / last_time_)); -/* 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); + XBT_DEBUG("Quotient: %d reduced_amount: %f reduced_a: %f", quotient, reduced_amount, reduced_a); -/* Re-map to the original b and amount */ - b = (m_lastTime) * (int) (floor(a / m_lastTime)) + - (quotient * m_lastTime) + reduced_b; - return b; -} - -/** -* \brief Auxiliary function to solve integral -* -* Here, amount is <= trace->total -* and a <=trace->last_time -* -*/ -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); - */ + /* Now solve for new_amount which is <= trace_total */ + double reduced_b; + XBT_DEBUG("Solve integral: [%.2f, amount=%.2f]", reduced_a, reduced_amount); + double amount_till_end = integrate(reduced_a, last_time_); - if (amount_till_end > amount) { - b = p_trace->solveSimple(a, amount); + if (amount_till_end > reduced_amount) { + reduced_b = trace_->solve_simple(reduced_a, reduced_amount); } else { - b = m_lastTime + p_trace->solveSimple(0.0, amount - amount_till_end); + reduced_b = last_time_ + trace_->solve_simple(0.0, reduced_amount - amount_till_end); } - return b; + + /* Re-map to the original b and amount */ + return (last_time_) * static_cast(floor(a / last_time_)) + (quotient * last_time_) + reduced_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 CpuTiTrace::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 time = time_points_[ind]; + time += (integral_a + amount - integral_[ind]) / + ((integral_[ind + 1] - integral_[ind]) / (time_points_[ind + 1] - time_points_[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 CpuTiTgmr::get_power_scale(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 / 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); + 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) : speed_trace_(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; - XBT_DEBUG("No availability trace. Constant value = %lf", 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_; - XBT_DEBUG("Total integral %lf, last_time %lf ", - m_total, m_lastTime); + trace_ = new CpuTiTrace(speedTrace); + last_time_ = total_time; + total_ = trace_->integrate_simple(0, total_time); + + XBT_DEBUG("Total integral %f, last_time %f ", total_, last_time_); } /** * \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 * \param high Upper bound to search in array * \return Index of point */ -int CpuTiTrace::binarySearch(double *array, double a, int low, int high) +int CpuTiTrace::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); + 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; @@ -375,22 +288,7 @@ int CpuTiTrace::binarySearch(double *array, double a, int low, int high) 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); } /********* @@ -399,539 +297,343 @@ static void cpu_ti_define_callbacks() 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(surf_cpu_model_pm); - ModelPtr model_vm = static_cast(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(); - - 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); -} +namespace simgrid { +namespace surf { CpuTiModel::~CpuTiModel() { - surf_cpu_model_pm = NULL; - - delete p_runningActionSetThatDoesNotNeedBeingChecked; - xbt_swag_free(p_modifiedCpu); - xbt_heap_free(p_tiActionHeap); -} - -void CpuTiModel::parseInit(sg_platf_host_cbarg_t host) -{ - 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); -} - -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) -{ - 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(cpu)); - return cpu; + surf_cpu_model_pm = nullptr; } -CpuTiActionPtr CpuTiModel::createAction(double /*cost*/, bool /*failed*/) +Cpu *CpuTiModel::createCpu(simgrid::s4u::Host *host, std::vector* speedPerPstate, int core) { - return NULL;//new CpuTiAction(this, cost, failed); + return new CpuTi(this, host, speedPerPstate, core); } -double CpuTiModel::shareResources(double now) +double CpuTiModel::next_occuring_event(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(_cpu)->updateActionsFinishTime(now); + /* iterates over modified cpus to update share resources */ + for (auto it = std::begin(modified_cpus_); it != std::end(modified_cpus_);) { + CpuTi& ti = *it; + ++it; // increment iterator here since the following call to ti.updateActionsFinishTime() may invalidate it + ti.update_actions_finish_time(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; + + /* get the min next event if heap not empty */ + if (not actionHeapIsEmpty()) + min_action_duration = actionHeapTopDate() - now; XBT_DEBUG("Share resources, min next event date: %f", min_action_duration); return min_action_duration; } -void CpuTiModel::updateActionsState(double now, double /*delta*/) +void CpuTiModel::update_actions_state(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(actionHeapPop()); XBT_DEBUG("Action %p: finish", action); - action->finish(); - /* set the remains to 0 due to precision problems when updating the remaining amount */ - action->setRemains(0); - action->setState(SURF_ACTION_DONE); + action->finish(kernel::resource::Action::State::done); /* update remaining amount of all actions */ - action->p_cpu->updateRemainingAmount(surf_get_clock()); + action->cpu_->update_remaining_amount(surf_get_clock()); } } -void CpuTiModel::addTraces() +/************ + * Resource * + ************/ +CpuTi::CpuTi(CpuTiModel *model, simgrid::s4u::Host *host, std::vector *speedPerPstate, int core) + : Cpu(model, host, speedPerPstate, core) { - xbt_dict_cursor_t cursor = NULL; - char *trace_name, *elm; + xbt_assert(core == 1, "Multi-core not handled by this model yet"); - static int called = 0; + speed_.peak = speedPerPstate->front(); + XBT_DEBUG("CPU create: peak=%f", speed_.peak); - if (called) - return; - called = 1; - -/* 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(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); - - 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(cpu)); - } + speed_integrated_trace_ = 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(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(cpu)); - } - } - } +CpuTi::~CpuTi() +{ + set_modified(false); + delete speed_integrated_trace_; } +void CpuTi::set_speed_trace(tmgr_trace_t trace) +{ + if (speed_integrated_trace_) + delete speed_integrated_trace_; -/************ - * 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 %lf", 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(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(this)); - } - } -}; + speed_integrated_trace_ = 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 == speed_.event) { + tmgr_trace_t speedTrace; + CpuTiTgmr *trace; - if (event_type == p_powerEvent) { - tmgr_trace_t power_trace; - CpuTiTgmrPtr trace; - s_tmgr_event_t val; + XBT_DEBUG("Finish trace date: value %f", value); + /* update remaining of actions and put in modified cpu list */ + update_remaining_amount(surf_get_clock()); - XBT_DEBUG("Finish trace date: %f value %lf date %f", surf_get_clock(), - value, date); - /* update remaining of actions and put in modified cpu swag */ - updateRemainingAmount(date); - xbt_swag_insert(this, reinterpret_cast(getModel())->p_modifiedCpu); + set_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 = speed_integrated_trace_->speed_trace_; + trace_mgr::DatedValue val = speedTrace->event_list.back(); + delete speed_integrated_trace_; + 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; + speed_integrated_trace_ = 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(_action); - if (action->getState() == SURF_ACTION_RUNNING - || action->getState() == SURF_ACTION_READY - || action->getState() == SURF_ACTION_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(getModel())->p_tiActionHeap, action->m_indexHeap); - if (heap_act != action) - DIE_IMPOSSIBLE; - } + for (CpuTiAction& action : action_set_) { + if (action.get_state() == kernel::resource::Action::State::running || + action.get_state() == kernel::resource::Action::State::ready || + action.get_state() == kernel::resource::Action::State::not_in_the_system) { + action.set_finish_time(date); + action.set_state(kernel::resource::Action::State::failed); + action.heapRemove(); } } } - 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) +/** Update the actions that are running on this CPU (which was modified recently) */ +void CpuTi::update_actions_finish_time(double now) { - void *_action; - CpuTiActionPtr action; - double sum_priority = 0.0, total_area, min_finish = -1; - -/* update remaning amount of actions */ -updateRemainingAmount(now); + /* update remaining amount of actions */ + update_remaining_amount(now); - xbt_swag_foreach(_action, p_actionSet) { - action = static_cast(_action); + /* Compute the sum of priorities for the actions running on that CPU */ + sum_priority_ = 0.0; + for (CpuTiAction const& action : action_set_) { /* action not running, skip it */ - if (action->getStateSet() != - surf_cpu_model_pm->getRunningActionSet()) + if (action.get_state_set() != surf_cpu_model_pm->get_running_action_set()) continue; /* bogus priority, skip it */ - if (action->getPriority() <= 0) + if (action.get_priority() <= 0) continue; /* action suspended, skip it */ - if (action->m_suspended != 0) + if (action.suspended_ != kernel::resource::Action::SuspendStates::not_suspended) continue; - sum_priority += 1.0 / action->getPriority(); + sum_priority_ += 1.0 / action.get_priority(); } - m_sumPriority = sum_priority; - xbt_swag_foreach(_action, p_actionSet) { - action = static_cast(_action); - min_finish = -1; + for (CpuTiAction& action : action_set_) { + double min_finish = -1; /* action not running, skip it */ - if (action->getStateSet() != - surf_cpu_model_pm->getRunningActionSet()) + if (action.get_state_set() != surf_cpu_model_pm->get_running_action_set()) continue; /* verify if the action is really running on cpu */ - if (action->m_suspended == 0 && action->getPriority() > 0) { + if (action.suspended_ == kernel::resource::Action::SuspendStates::not_suspended && action.get_priority() > 0) { /* total area needed to finish the action. Used in trace integration */ - total_area = - (action->getRemains()) * sum_priority * - action->getPriority(); + double total_area = (action.get_remains() * sum_priority_ * action.get_priority()) / speed_.peak; - total_area /= m_powerPeak; - - action->setFinishTime(p_availTrace->solve(now, total_area)); + action.set_finish_time(speed_integrated_trace_->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) - min_finish = action->getStartTime() + action->getMaxDuration(); + 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->m_finish; + min_finish = action.get_finish_time(); } else { /* put the max duration time on heap */ - if (action->getMaxDuration() != NO_MAX_DURATION) - min_finish = action->getStartTime() + action->getMaxDuration(); + if (action.get_max_duration() > NO_MAX_DURATION) + min_finish = action.get_start_time() + action.get_max_duration(); } /* 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(getModel())->p_tiActionHeap, action->m_indexHeap); - if (heap_act != action) - DIE_IMPOSSIBLE; - } - if (min_finish != NO_MAX_DURATION) - xbt_heap_push(reinterpret_cast(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(min_finish, kernel::resource::Action::Type::NOTSET); + else + action.heapRemove(); + + XBT_DEBUG("Update finish time: Cpu(%s) Action: %p, Start Time: %f Finish Time: %f Max duration %f", getCname(), + &action, action.get_start_time(), action.get_finish_time(), action.get_max_duration()); } -/* remove from modified cpu */ - xbt_swag_remove(this, reinterpret_cast(getModel())->p_modifiedCpu); + /* remove from modified cpu */ + set_modified(false); } -bool CpuTi::isUsed() +bool CpuTi::is_used() { - return xbt_swag_size(p_actionSet); + return not action_set_.empty(); } - - -double CpuTi::getAvailableSpeed() +double CpuTi::get_available_speed() { - m_powerScale = p_availTrace->getPowerScale(surf_get_clock()); - return Cpu::getAvailableSpeed(); + speed_.scale = speed_integrated_trace_->get_power_scale(surf_get_clock()); + return Cpu::get_available_speed(); } -/** -* \brief Update the remaining amount of actions -* -* \param now Current time -*/ -void CpuTi::updateRemainingAmount(double now) +/** @brief Update the remaining amount of actions */ +void CpuTi::update_remaining_amount(double now) { - double area_total; - void* _action; - CpuTiActionPtr action; /* already updated */ - if (m_lastUpdate >= now) + if (last_update_ >= 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(_action); + /* compute the integration area */ + double area_total = speed_integrated_trace_->integrate(last_update_, now) * speed_.peak; + XBT_DEBUG("Flops total: %f, Last update %f", area_total, last_update_); + for (CpuTiAction& action : action_set_) { /* action not running, skip it */ - if (action->getStateSet() != - getModel()->getRunningActionSet()) + if (action.get_state_set() != model()->get_running_action_set()) continue; /* bogus priority, skip it */ - if (action->getPriority() <= 0) + if (action.get_priority() <= 0) continue; /* action suspended, skip it */ - if (action->m_suspended != 0) + if (action.suspended_ != kernel::resource::Action::SuspendStates::not_suspended) continue; /* action don't need update */ - if (action->getStartTime() >= now) + if (action.get_start_time() >= now) continue; /* skip action that are finishing now */ - if (action->m_finish >= 0 - && action->m_finish <= now) + if (action.get_finish_time() >= 0 && action.get_finish_time() <= 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.update_remains(area_total / (sum_priority_ * action.get_priority())); + XBT_DEBUG("Update remaining action(%p) remaining %f", &action, action.get_remains_no_update()); } - m_lastUpdate = now; + last_update_ = now; } -CpuActionPtr CpuTi::execute(double size) +CpuAction *CpuTi::execution_start(double size) { - XBT_IN("(%s,%g)", getName(), size); - CpuTiActionPtr action = new CpuTiAction(static_cast(getModel()), size, getState() != SURF_RESOURCE_ON, this); + XBT_IN("(%s,%g)", getCname(), size); + CpuTiAction* action = new CpuTiAction(static_cast(model()), size, isOff(), this); - xbt_swag_insert(action, p_actionSet); + action_set_.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(getModel()), 1.0, getState() != SURF_RESOURCE_ON, this); + XBT_IN("(%s,%g)", getCname(), duration); + CpuTiAction* action = new CpuTiAction(static_cast(model()), 1.0, isOff(), this); - action->m_maxDuration = duration; - action->m_suspended = 2; + action->set_max_duration(duration); + action->suspended_ = kernel::resource::Action::SuspendStates::sleeping; 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(getModel())->p_runningActionSetThatDoesNotNeedBeingChecked; - action->getStateSet()->push_back(*static_cast(action)); + /* Move to the *end* of the corresponding action set. This convention is used to speed up update_resource_state */ + simgrid::xbt::intrusive_erase(*action->get_state_set(), *action); + action->state_set_ = &static_cast(model())->runningActionSetThatDoesNotNeedBeingChecked_; + action->get_state_set()->push_back(*action); } - xbt_swag_insert(action, p_actionSet); + action_set_.push_back(*action); XBT_OUT(); return action; } +void CpuTi::set_modified(bool modified) +{ + CpuTiList& modifiedCpu = static_cast(model())->modified_cpus_; + if (modified) { + if (not cpu_ti_hook.is_linked()) { + modifiedCpu.push_back(*this); + } + } else { + if (cpu_ti_hook.is_linked()) + simgrid::xbt::intrusive_erase(modifiedCpu, *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(getModel())->p_modifiedCpu); -} - -void CpuTiAction::updateIndexHeap(int i) -{ - m_indexHeap = i; + cpu_->set_modified(true); } - -void CpuTiAction::setState(e_surf_action_state_t state) +CpuTiAction::~CpuTiAction() { - Action::setState(state); - xbt_swag_insert(p_cpu, reinterpret_cast(getModel())->p_modifiedCpu); + /* remove from action_set */ + if (action_ti_hook.is_linked()) + simgrid::xbt::intrusive_erase(cpu_->action_set_, *this); + /* remove from heap */ + heapRemove(); + cpu_->set_modified(true); } -int CpuTiAction::unref() +void CpuTiAction::set_state(Action::State state) { - m_refcount--; - if (!m_refcount) { - if (actionHook::is_linked()) - getStateSet()->erase(getStateSet()->iterator_to(*this)); - /* remove from action_set */ - xbt_swag_remove(this, p_cpu->p_actionSet); - /* remove from heap */ - xbt_heap_remove(reinterpret_cast(getModel())->p_tiActionHeap, this->m_indexHeap); - xbt_swag_insert(p_cpu, reinterpret_cast(getModel())->p_modifiedCpu); - delete this; - return 1; - } - return 0; + CpuAction::set_state(state); + cpu_->set_modified(true); } void CpuTiAction::cancel() { - this->setState(SURF_ACTION_FAILED); - xbt_heap_remove(getModel()->getActionHeap(), this->m_indexHeap); - xbt_swag_insert(p_cpu, reinterpret_cast(getModel())->p_modifiedCpu); - return; -} - -void CpuTiAction::recycle() -{ - DIE_IMPOSSIBLE; + this->set_state(Action::State::failed); + heapRemove(); + cpu_->set_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(getModel())->p_modifiedCpu); + if (suspended_ != Action::SuspendStates::sleeping) { + suspended_ = Action::SuspendStates::suspended; + heapRemove(); + cpu_->set_modified(true); } XBT_OUT(); } @@ -939,59 +641,50 @@ void CpuTiAction::suspend() void CpuTiAction::resume() { XBT_IN("(%p)", this); - if (m_suspended != 2) { - m_suspended = 0; - xbt_swag_insert(p_cpu, reinterpret_cast(getModel())->p_modifiedCpu); + if (suspended_ != Action::SuspendStates::sleeping) { + suspended_ = Action::SuspendStates::not_suspended; + cpu_->set_modified(true); } XBT_OUT(); } -bool CpuTiAction::isSuspended() -{ - return m_suspended == 1; -} - -void CpuTiAction::setMaxDuration(double duration) +void CpuTiAction::set_max_duration(double duration) { double min_finish; XBT_IN("(%p,%g)", this, duration); - m_maxDuration = duration; + Action::set_max_duration(duration); if (duration >= 0) - min_finish = (getStartTime() + getMaxDuration()) < getFinishTime() ? - (getStartTime() + getMaxDuration()) : getFinishTime(); + min_finish = (get_start_time() + get_max_duration()) < get_finish_time() ? (get_start_time() + get_max_duration()) + : get_finish_time(); 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); + min_finish = get_finish_time(); + + /* add in action heap */ + heapUpdate(min_finish, Action::Type::NOTSET); XBT_OUT(); } -void CpuTiAction::setPriority(double priority) +void CpuTiAction::set_priority(double priority) { XBT_IN("(%p,%g)", this, priority); - m_priority = priority; - xbt_swag_insert(p_cpu, reinterpret_cast(getModel())->p_modifiedCpu); + set_priority_no_update(priority); + cpu_->set_modified(true); XBT_OUT(); } -double CpuTiAction::getRemains() +double CpuTiAction::get_remains() { XBT_IN("(%p)", this); - p_cpu->updateRemainingAmount(surf_get_clock()); + cpu_->update_remaining_amount(surf_get_clock()); XBT_OUT(); - return m_remains; + return get_remains_no_update(); } -#endif /* SURF_MODEL_CPUTI_H_ */ +} +} +#endif /* SURF_MODEL_CPUTI_H_ */