-/* Copyright (c) 2009-2011, 2013-2014. The SimGrid Team.
+/* Copyright (c) 2009-2011, 2013-2016. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include "cpu_cas01.hpp"
#include "cpu_ti.hpp"
-#include "plugins/energy.hpp"
#include "maxmin_private.hpp"
#include "simgrid/sg_config.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_cpu_cas, surf_cpu,
"Logging specific to the SURF CPU IMPROVED module");
-/*************
- * CallBacks *
- *************/
-
-static void cpu_define_callbacks()
-{
- sg_platf_host_add_cb(parse_cpu_init);
- sg_platf_postparse_add_cb(add_traces_cpu);
-}
-
/*********
* Model *
*********/
void surf_cpu_model_init_Cas01()
{
- char *optim = xbt_cfg_get_string(_sg_cfg_set, "cpu/optim");
-
xbt_assert(!surf_cpu_model_pm);
xbt_assert(!surf_cpu_model_vm);
+ char *optim = xbt_cfg_get_string(_sg_cfg_set, "cpu/optim");
if (!strcmp(optim, "TI")) {
surf_cpu_model_init_ti();
return;
}
- surf_cpu_model_pm = new CpuCas01Model();
- surf_cpu_model_vm = new CpuCas01Model();
+ surf_cpu_model_pm = new simgrid::surf::CpuCas01Model();
+ xbt_dynar_push(all_existing_models, &surf_cpu_model_pm);
- cpu_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::CpuCas01Model();
+ xbt_dynar_push(all_existing_models, &surf_cpu_model_vm);
}
-CpuCas01Model::CpuCas01Model() : CpuModel("cpu")
+namespace simgrid {
+namespace surf {
+
+CpuCas01Model::CpuCas01Model() : simgrid::surf::CpuModel()
{
char *optim = xbt_cfg_get_string(_sg_cfg_set, "cpu/optim");
int select = xbt_cfg_get_boolean(_sg_cfg_set, "cpu/maxmin_selective_update");
p_cpuRunningActionSetThatDoesNotNeedBeingChecked = new ActionList();
- if (getUpdateMechanism() == UM_LAZY) {
- shareResources = &CpuCas01Model::shareResourcesLazy;
- updateActionsState = &CpuCas01Model::updateActionsStateLazy;
-
- } else if (getUpdateMechanism() == UM_FULL) {
- shareResources = &CpuCas01Model::shareResourcesFull;
- updateActionsState = &CpuCas01Model::updateActionsStateFull;
- } else
- xbt_die("Invalid cpu update mechanism!");
-
- if (!p_maxminSystem) {
- p_maxminSystem = lmm_system_new(m_selectiveUpdate);
- }
+ p_maxminSystem = lmm_system_new(m_selectiveUpdate);
if (getUpdateMechanism() == UM_LAZY) {
p_actionHeap = xbt_heap_new(8, NULL);
delete p_cpuRunningActionSetThatDoesNotNeedBeingChecked;
}
-void CpuCas01Model::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);
-}
-
-CpuPtr CpuCas01Model::createResource(const char *name, xbt_dynar_t power_peak,
- int pstate, double power_scale,
- tmgr_trace_t power_trace, int core,
- e_surf_resource_state_t state_initial,
- tmgr_trace_t state_trace,
- xbt_dict_t cpu_properties)
+Cpu *CpuCas01Model::createCpu(simgrid::s4u::Host *host, xbt_dynar_t speedPeak,
+ tmgr_trace_t speedTrace, int core, tmgr_trace_t state_trace)
{
- CpuPtr cpu = NULL;
- xbt_assert(!surf_cpu_resource_priv(surf_cpu_resource_by_name(name)),
- "Host '%s' declared several times in the platform file",
- name);
- xbt_assert(xbt_dynar_getfirst_as(power_peak, double) > 0.0,
- "Power has to be >0.0");
- xbt_assert(core > 0, "Invalid number of cores %d", core);
-
- cpu = new CpuCas01(this, name, power_peak, pstate, power_scale, power_trace, core, state_initial, state_trace, cpu_properties);
- xbt_lib_set(host_lib, name, SURF_CPU_LEVEL, static_cast<ResourcePtr>(cpu));
-
+ xbt_assert(xbt_dynar_getfirst_as(speedPeak, double) > 0.0,
+ "Speed has to be >0.0. Did you forget to specify the mandatory power attribute?");
+ xbt_assert(core > 0, "Invalid number of cores %d. Must be larger than 0", core);
+ Cpu *cpu = new CpuCas01(this, host, speedPeak, speedTrace, core, state_trace);
return cpu;
}
-double CpuCas01Model::shareResourcesFull(double /*now*/)
+double CpuCas01Model::next_occuring_event_full(double /*now*/)
{
- return Model::shareResourcesMaxMin(getRunningActionSet(),
- p_maxminSystem, lmm_solve);
-}
-
-void CpuCas01Model::addTraces()
-{
- xbt_dict_cursor_t cursor = NULL;
- char *trace_name, *elm;
- static int called = 0;
- 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);
- CpuCas01Ptr host = static_cast<CpuCas01Ptr>(surf_cpu_resource_priv(surf_cpu_resource_by_name(elm)));
-
- xbt_assert(host, "Host %s undefined", elm);
- xbt_assert(trace, "Trace %s undefined", trace_name);
-
- host->setStateEvent(tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(host)));
- }
-
- 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);
- CpuCas01Ptr host = static_cast<CpuCas01Ptr>(surf_cpu_resource_priv(surf_cpu_resource_by_name(elm)));
-
- xbt_assert(host, "Host %s undefined", elm);
- xbt_assert(trace, "Trace %s undefined", trace_name);
-
- host->setPowerEvent(tmgr_history_add_trace(history, trace, 0.0, 0, static_cast<ResourcePtr>(host)));
- }
+ return Model::shareResourcesMaxMin(getRunningActionSet(), p_maxminSystem, lmm_solve);
}
/************
* Resource *
************/
-CpuCas01::CpuCas01(CpuCas01ModelPtr 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,
- lmm_constraint_new(model->getMaxminSystem(), this, core * powerScale * xbt_dynar_get_as(powerPeak, pstate, double)),
- core, xbt_dynar_get_as(powerPeak, pstate, double), powerScale) {
- p_powerEvent = NULL;
- p_powerPeakList = powerPeak;
- m_pstate = pstate;
-
- XBT_DEBUG("CPU create: peak=%f, pstate=%d", m_powerPeak, m_pstate);
+CpuCas01::CpuCas01(CpuCas01Model *model, simgrid::s4u::Host *host, xbt_dynar_t speedPeak,
+ tmgr_trace_t speedTrace, int core, tmgr_trace_t stateTrace)
+: Cpu(model, host,
+ lmm_constraint_new(model->getMaxminSystem(), this, core * xbt_dynar_get_as(speedPeak, 0/*pstate*/, double)),
+ speedPeak, core, xbt_dynar_get_as(speedPeak, 0/*pstate*/, double))
+{
+
+ XBT_DEBUG("CPU create: peak=%f, pstate=%d", p_speed.peak, m_pstate);
m_core = core;
- setState(stateInitial);
- if (powerTrace)
- p_powerEvent = tmgr_history_add_trace(history, powerTrace, 0.0, 0, static_cast<ResourcePtr>(this));
+ if (speedTrace)
+ p_speed.event = future_evt_set->add_trace(speedTrace, 0.0, this);
if (stateTrace)
- p_stateEvent = tmgr_history_add_trace(history, stateTrace, 0.0, 0, static_cast<ResourcePtr>(this));
-}
-
-CpuCas01::~CpuCas01(){
- if (getModel() == surf_cpu_model_pm)
- xbt_dynar_free(&p_powerPeakList);
+ p_stateEvent = future_evt_set->add_trace(stateTrace, 0.0, this);
}
-void CpuCas01::setStateEvent(tmgr_trace_event_t stateEvent)
+CpuCas01::~CpuCas01()
{
- p_stateEvent = stateEvent;
-}
-
-void CpuCas01::setPowerEvent(tmgr_trace_event_t powerEvent)
-{
- p_powerEvent = powerEvent;
-}
-
-xbt_dynar_t CpuCas01::getPowerPeakList(){
- return p_powerPeakList;
+ if (getModel() == surf_cpu_model_pm)
+ xbt_dynar_free(&p_speedPeakList);
}
-int CpuCas01::getPState()
-{
- return m_pstate;
+xbt_dynar_t CpuCas01::getSpeedPeakList(){
+ return p_speedPeakList;
}
bool CpuCas01::isUsed()
return lmm_constraint_used(getModel()->getMaxminSystem(), getConstraint());
}
-void CpuCas01::updateState(tmgr_trace_event_t event_type, double value, double date)
-{
+/** @brief take into account changes of speed (either load or max) */
+void CpuCas01::onSpeedChange() {
lmm_variable_t var = NULL;
lmm_element_t elem = NULL;
- if (event_type == p_powerEvent) {
- /* TODO (Hypervisor): do the same thing for constraint_core[i] */
- xbt_assert(m_core == 1, "FIXME: add power scaling code also for constraint_core[i]");
-
- m_powerScale = value;
lmm_update_constraint_bound(getModel()->getMaxminSystem(), getConstraint(),
- m_core * m_powerScale *
- m_powerPeak);
-#ifdef HAVE_TRACING
- TRACE_surf_host_set_power(date, getName(),
- m_core * m_powerScale *
- m_powerPeak);
-#endif
+ m_core * p_speed.scale * p_speed.peak);
while ((var = lmm_get_var_from_cnst
(getModel()->getMaxminSystem(), getConstraint(), &elem))) {
- CpuCas01ActionPtr action = static_cast<CpuCas01ActionPtr>(static_cast<ActionPtr>(lmm_variable_id(var)));
+ CpuCas01Action *action = static_cast<CpuCas01Action*>(lmm_variable_id(var));
lmm_update_variable_bound(getModel()->getMaxminSystem(),
action->getVariable(),
- m_powerScale * m_powerPeak);
+ p_speed.scale * p_speed.peak);
}
- if (tmgr_trace_event_free(event_type))
- p_powerEvent = NULL;
- } else if (event_type == p_stateEvent) {
- /* TODO (Hypervisor): do the same thing for constraint_core[i] */
+
+ Cpu::onSpeedChange();
+}
+
+void CpuCas01::apply_event(tmgr_trace_iterator_t event, double value)
+{
+ if (event == p_speed.event) {
+ /* TODO (Hypervisor): do the same thing for constraint_core[i] */
+ xbt_assert(m_core == 1, "FIXME: add speed scaling code also for constraint_core[i]");
+
+ p_speed.scale = value;
+ onSpeedChange();
+
+ tmgr_trace_event_unref(&p_speed.event);
+ } else if (event == p_stateEvent) {
+ /* TODO (Hypervisor): do the same thing for constraint_core[i] */
xbt_assert(m_core == 1, "FIXME: add state change code also for constraint_core[i]");
if (value > 0) {
- if(getState() == SURF_RESOURCE_OFF)
+ if(isOff())
xbt_dynar_push_as(host_that_restart, char*, (char *)getName());
- setState(SURF_RESOURCE_ON);
+ turnOn();
} else {
lmm_constraint_t cnst = getConstraint();
+ lmm_variable_t var = NULL;
+ lmm_element_t elem = NULL;
+ double date = surf_get_clock();
- setState(SURF_RESOURCE_OFF);
+ turnOff();
while ((var = lmm_get_var_from_cnst(getModel()->getMaxminSystem(), cnst, &elem))) {
- ActionPtr action = static_cast<ActionPtr>(lmm_variable_id(var));
+ Action *action = static_cast<Action*>(lmm_variable_id(var));
if (action->getState() == SURF_ACTION_RUNNING ||
action->getState() == SURF_ACTION_READY ||
}
}
}
- if (tmgr_trace_event_free(event_type))
- p_stateEvent = NULL;
+ tmgr_trace_event_unref(&p_stateEvent);
+
} else {
- XBT_CRITICAL("Unknown event ! \n");
- xbt_abort();
+ xbt_die("Unknown event!\n");
}
-
- return;
}
-CpuActionPtr CpuCas01::execute(double size)
+CpuAction *CpuCas01::execution_start(double size)
{
XBT_IN("(%s,%g)", getName(), size);
- CpuCas01ActionPtr action = new CpuCas01Action(getModel(), size, getState() != SURF_RESOURCE_ON,
- m_powerScale * m_powerPeak, getConstraint());
+ CpuCas01Action *action = new CpuCas01Action(getModel(), size, isOff(),
+ p_speed.scale * p_speed.peak, getConstraint());
XBT_OUT();
return action;
}
-CpuActionPtr CpuCas01::sleep(double duration)
+CpuAction *CpuCas01::sleep(double duration)
{
if (duration > 0)
duration = MAX(duration, sg_surf_precision);
XBT_IN("(%s,%g)", getName(), duration);
- CpuCas01ActionPtr action = new CpuCas01Action(getModel(), 1.0, getState() != SURF_RESOURCE_ON,
- m_powerScale * m_powerPeak, getConstraint());
+ CpuCas01Action *action = new CpuCas01Action(getModel(), 1.0, isOff(),
+ p_speed.scale * p_speed.peak, getConstraint());
// FIXME: sleep variables should not consume 1.0 in lmm_expand
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 = static_cast<CpuCas01ModelPtr>(getModel())->p_cpuRunningActionSetThatDoesNotNeedBeingChecked;
+ action->getStateSet()->erase(action->getStateSet()->iterator_to(*action));
+ action->p_stateSet = static_cast<CpuCas01Model*>(getModel())->p_cpuRunningActionSetThatDoesNotNeedBeingChecked;
action->getStateSet()->push_back(*action);
}
lmm_update_variable_weight(getModel()->getMaxminSystem(),
- action->getVariable(), 0.0);
+ action->getVariable(), 0.0);
if (getModel()->getUpdateMechanism() == UM_LAZY) { // remove action from the heap
action->heapRemove(getModel()->getActionHeap());
// this is necessary for a variable with weight 0 since such
return action;
}
-double CpuCas01::getCurrentPowerPeak()
-{
- return m_powerPeak;
-}
-
-double CpuCas01::getPowerPeakAt(int pstate_index)
-{
- xbt_dynar_t plist = p_powerPeakList;
- xbt_assert((pstate_index <= (int)xbt_dynar_length(plist)), "Invalid parameters (pstate index out of bounds)");
-
- return xbt_dynar_get_as(plist, pstate_index, double);
-}
-
-int CpuCas01::getNbPstates()
-{
- return xbt_dynar_length(p_powerPeakList);
-}
-
-void CpuCas01::setPowerPeakAt(int pstate_index)
-{
- xbt_dynar_t plist = p_powerPeakList;
- xbt_assert((pstate_index <= (int)xbt_dynar_length(plist)), "Invalid parameters (pstate index out of bounds)");
-
- double new_power_peak = xbt_dynar_get_as(plist, pstate_index, double);
- m_pstate = pstate_index;
- m_powerPeak = new_power_peak;
-}
-
/**********
* Action *
**********/
-CpuCas01Action::CpuCas01Action(ModelPtr model, double cost, bool failed, double power, lmm_constraint_t constraint)
+CpuCas01Action::CpuCas01Action(Model *model, double cost, bool failed, double speed, lmm_constraint_t constraint)
: CpuAction(model, cost, failed,
- lmm_variable_new(model->getMaxminSystem(), static_cast<ActionPtr>(this),
- 1.0, power, 1))
+ lmm_variable_new(model->getMaxminSystem(), this,
+ 1.0, speed, 1))
{
- m_suspended = 0;
if (model->getUpdateMechanism() == UM_LAZY) {
m_indexHeap = -1;
m_lastUpdate = surf_get_clock();
}
lmm_expand(model->getMaxminSystem(), constraint, getVariable(), 1.0);
}
+
+}
+}