-/* Copyright (c) 2013-2015. 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 <xbt/dynar.h>
#include "cpu_interface.hpp"
-#include "src/instr/instr_private.h" // TRACE_is_enabled(). FIXME: remove by subscribing tracing to the surf signals
+#include "src/instr/instr_private.hpp" // TRACE_is_enabled(). FIXME: remove by subscribing tracing to the surf signals
+#include <xbt/dynar.h>
XBT_LOG_EXTERNAL_CATEGORY(surf_kernel);
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_cpu, surf, "Logging specific to the SURF cpu module");
void CpuModel::updateActionsStateLazy(double now, double /*delta*/)
{
- while ((xbt_heap_size(getActionHeap()) > 0)
- && (double_equals(xbt_heap_maxkey(getActionHeap()), now, sg_surf_precision))) {
+ while (not actionHeapIsEmpty() && double_equals(actionHeapTopDate(), now, sg_surf_precision)) {
- CpuAction *action = static_cast<CpuAction*>(xbt_heap_pop(getActionHeap()));
+ CpuAction* action = static_cast<CpuAction*>(actionHeapPop());
XBT_CDEBUG(surf_kernel, "Something happened to action %p", action);
if (TRACE_is_enabled()) {
Cpu *cpu = static_cast<Cpu*>(lmm_constraint_id(lmm_get_cnst_from_var(getMaxminSystem(), action->getVariable(), 0)));
- TRACE_surf_host_set_utilization(cpu->cname(), action->getCategory(), lmm_variable_getvalue(action->getVariable()),
- action->getLastUpdate(), now - action->getLastUpdate());
+ TRACE_surf_host_set_utilization(cpu->getCname(), action->getCategory(),
+ lmm_variable_getvalue(action->getVariable()), action->getLastUpdate(),
+ now - action->getLastUpdate());
}
- action->finish();
+ action->finish(Action::State::done);
XBT_CDEBUG(surf_kernel, "Action %p finished", action);
/* set the remains to 0 due to precision problems when updating the remaining amount */
action->setRemains(0);
- action->setState(Action::State::done);
}
if (TRACE_is_enabled()) {
//defining the last timestamp that we can safely dump to trace file
//without losing the event ascending order (considering all CPU's)
double smaller = -1;
- ActionList *actionSet = getRunningActionSet();
- ActionList::iterator it(actionSet->begin());
- ActionList::iterator itend(actionSet->end());
- for (; it != itend; ++it) {
- CpuAction *action = static_cast<CpuAction*>(&*it);
- if (smaller < 0 || action->getLastUpdate() < smaller)
- smaller = action->getLastUpdate();
+ for (Action const& action : *getRunningActionSet()) {
+ if (smaller < 0 || action.getLastUpdate() < smaller)
+ smaller = action.getLastUpdate();
}
if (smaller > 0) {
- simgrid::instr::TRACE_last_timestamp_to_dump = smaller;
+ TRACE_last_timestamp_to_dump = smaller;
}
}
}
void CpuModel::updateActionsStateFull(double now, double delta)
{
- CpuAction *action = nullptr;
- ActionList *running_actions = getRunningActionSet();
- ActionList::iterator it(running_actions->begin());
- ActionList::iterator itNext = it;
- ActionList::iterator itend(running_actions->end());
- for (; it != itend; it = itNext) {
- ++itNext;
- action = static_cast<CpuAction*>(&*it);
+ for (auto it = std::begin(*getRunningActionSet()); it != std::end(*getRunningActionSet());) {
+ CpuAction& action = static_cast<CpuAction&>(*it);
+ ++it; // increment iterator here since the following calls to action.finish() may invalidate it
if (TRACE_is_enabled()) {
- Cpu *cpu = static_cast<Cpu*> (lmm_constraint_id(lmm_get_cnst_from_var(getMaxminSystem(), action->getVariable(), 0)) );
+ Cpu* cpu =
+ static_cast<Cpu*>(lmm_constraint_id(lmm_get_cnst_from_var(getMaxminSystem(), action.getVariable(), 0)));
- TRACE_surf_host_set_utilization(cpu->cname(), action->getCategory(), lmm_variable_getvalue(action->getVariable()),
- now - delta, delta);
- simgrid::instr::TRACE_last_timestamp_to_dump = now - delta;
+ TRACE_surf_host_set_utilization(cpu->getCname(), action.getCategory(),
+ lmm_variable_getvalue(action.getVariable()), now - delta, delta);
+ TRACE_last_timestamp_to_dump = now - delta;
}
- action->updateRemains(lmm_variable_getvalue(action->getVariable()) * delta);
+ action.updateRemains(lmm_variable_getvalue(action.getVariable()) * delta);
- if (action->getMaxDuration() != NO_MAX_DURATION)
- action->updateMaxDuration(delta);
+ if (action.getMaxDuration() != NO_MAX_DURATION)
+ action.updateMaxDuration(delta);
- if (((action->getRemainsNoUpdate() <= 0) && (lmm_get_variable_weight(action->getVariable()) > 0)) ||
- ((action->getMaxDuration() != NO_MAX_DURATION) && (action->getMaxDuration() <= 0))) {
- action->finish();
- action->setState(Action::State::done);
+ if (((action.getRemainsNoUpdate() <= 0) && (lmm_get_variable_weight(action.getVariable()) > 0)) ||
+ ((action.getMaxDuration() != NO_MAX_DURATION) && (action.getMaxDuration() <= 0))) {
+ action.finish(Action::State::done);
}
}
}
void Cpu::setPState(int pstate_index)
{
xbt_assert(pstate_index <= static_cast<int>(speedPerPstate_.size()),
- "Invalid parameters for CPU %s (pstate %d > length of pstates %d)", cname(), pstate_index,
- static_cast<int>(speedPerPstate_.size()));
+ "Invalid parameters for CPU %s (pstate %d > length of pstates %d). Please fix your platform file, or your "
+ "call to change the pstate.",
+ getCname(), pstate_index, static_cast<int>(speedPerPstate_.size()));
double new_peak_speed = speedPerPstate_[pstate_index];
pstate_ = pstate_index;
}
void Cpu::onSpeedChange() {
- TRACE_surf_host_set_speed(surf_get_clock(), cname(), coresAmount_ * speed_.scale * speed_.peak);
+ TRACE_surf_host_set_speed(surf_get_clock(), getCname(), coresAmount_ * speed_.scale * speed_.peak);
s4u::Host::onSpeedChange(*host_);
}
xbt_assert(getStateSet() == getModel()->getRunningActionSet(), "You're updating an action that is not running.");
xbt_assert(getPriority() > 0, "You're updating an action that seems suspended.");
- double delta = now - lastUpdate_;
+ double delta = now - getLastUpdate();
- if (remains_ > 0) {
- XBT_CDEBUG(surf_kernel, "Updating action(%p): remains was %f, last_update was: %f", this, remains_, lastUpdate_);
- double_update(&(remains_), lastValue_ * delta, sg_maxmin_precision*sg_surf_precision);
+ if (getRemainsNoUpdate() > 0) {
+ XBT_CDEBUG(surf_kernel, "Updating action(%p): remains was %f, last_update was: %f", this, getRemainsNoUpdate(),
+ getLastUpdate());
+ updateRemains(getLastValue() * delta);
if (TRACE_is_enabled()) {
Cpu *cpu = static_cast<Cpu*>(lmm_constraint_id(lmm_get_cnst_from_var(getModel()->getMaxminSystem(), getVariable(), 0)));
- TRACE_surf_host_set_utilization(cpu->cname(), getCategory(), lastValue_, lastUpdate_, now - lastUpdate_);
+ TRACE_surf_host_set_utilization(cpu->getCname(), getCategory(), getLastValue(), getLastUpdate(),
+ now - getLastUpdate());
}
- XBT_CDEBUG(surf_kernel, "Updating action(%p): remains is now %f", this, remains_);
+ XBT_CDEBUG(surf_kernel, "Updating action(%p): remains is now %f", this, getRemainsNoUpdate());
}
- lastUpdate_ = now;
- lastValue_ = lmm_variable_getvalue(getVariable());
+ refreshLastUpdate();
+ setLastValue(lmm_variable_getvalue(getVariable()));
}
simgrid::xbt::signal<void(simgrid::surf::CpuAction*, Action::State)> CpuAction::onStateChange;