#include <xbt/dynar.h>
#include "cpu_interface.hpp"
#include "plugins/energy.hpp"
+#include "src/instr/instr_private.h" // TRACE_is_enabled(). FIXME: remove by subscribing tracing to the surf signals
XBT_LOG_EXTERNAL_CATEGORY(surf_kernel);
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_cpu, surf,
Cpu::Cpu(Model *model, simgrid::s4u::Host *host, lmm_constraint_t constraint,
xbt_dynar_t speedPeakList, int core, double speedPeak)
: Resource(model, host->name().c_str(), constraint)
- , m_core(core)
- , m_host(host)
+ , coresAmount_(core)
+ , host_(host)
{
- p_speed.peak = speedPeak;
- p_speed.scale = 1;
+ speed_.peak = speedPeak;
+ speed_.scale = 1;
host->pimpl_cpu = this;
- xbt_assert(p_speed.scale > 0, "Available speed has to be >0");
+ xbt_assert(speed_.scale > 0, "Available speed has to be >0");
// Copy the power peak array:
- p_speedPeakList = xbt_dynar_new(sizeof(double), nullptr);
+ speedPeakList_ = xbt_dynar_new(sizeof(double), nullptr);
unsigned long n = xbt_dynar_length(speedPeakList);
for (unsigned long i = 0; i != n; ++i) {
double value = xbt_dynar_get_as(speedPeakList, i, double);
- xbt_dynar_push(p_speedPeakList, &value);
+ xbt_dynar_push(speedPeakList_, &value);
}
/* Currently, we assume that a VM does not have a multicore CPU. */
for (i = 0; i < core; i++) {
/* just for a unique id, never used as a string. */
p_constraintCoreId[i] = bprintf("%s:%i", host->name().c_str(), i);
- p_constraintCore[i] = lmm_constraint_new(model->getMaxminSystem(), p_constraintCoreId[i], p_speed.scale * p_speed.peak);
+ p_constraintCore[i] = lmm_constraint_new(model->getMaxminSystem(), p_constraintCoreId[i], speed_.scale * speed_.peak);
}
}
}
Cpu::~Cpu()
{
if (p_constraintCoreId){
- for (int i = 0; i < m_core; i++) {
+ for (int i = 0; i < coresAmount_; i++) {
xbt_free(p_constraintCoreId[i]);
}
xbt_free(p_constraintCore);
}
if (p_constraintCoreId)
xbt_free(p_constraintCoreId);
- if (p_speedPeakList)
- xbt_dynar_free(&p_speedPeakList);
+ if (speedPeakList_)
+ xbt_dynar_free(&speedPeakList_);
}
double Cpu::getCurrentPowerPeak()
{
- return p_speed.peak;
+ return speed_.peak;
}
int Cpu::getNbPStates()
{
- return xbt_dynar_length(p_speedPeakList);
+ return xbt_dynar_length(speedPeakList_);
}
void Cpu::setPState(int pstate_index)
{
- xbt_dynar_t plist = p_speedPeakList;
+ xbt_dynar_t plist = speedPeakList_;
xbt_assert(pstate_index <= (int)xbt_dynar_length(plist),
"Invalid parameters for CPU %s (pstate %d > length of pstates %d)", getName(), pstate_index, (int)xbt_dynar_length(plist));
double new_peak_speed = xbt_dynar_get_as(plist, pstate_index, double);
- m_pstate = pstate_index;
- p_speed.peak = new_peak_speed;
+ pstate_ = pstate_index;
+ speed_.peak = new_peak_speed;
onSpeedChange();
}
int Cpu::getPState()
{
- return m_pstate;
+ return pstate_;
}
double Cpu::getPowerPeakAt(int pstate_index)
{
- xbt_dynar_t plist = p_speedPeakList;
+ xbt_dynar_t plist = speedPeakList_;
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);
double Cpu::getSpeed(double load)
{
- return load * p_speed.peak;
+ return load * speed_.peak;
}
double Cpu::getAvailableSpeed()
{
/* number between 0 and 1 */
- return p_speed.scale;
+ return speed_.scale;
}
void Cpu::onSpeedChange() {
TRACE_surf_host_set_speed(surf_get_clock(), getName(),
- m_core * p_speed.scale * p_speed.peak);
+ coresAmount_ * speed_.scale * speed_.peak);
}
int Cpu::getCore()
{
- return m_core;
+ return coresAmount_;
}
-void Cpu::set_state_trace(tmgr_trace_t trace)
+void Cpu::setStateTrace(tmgr_trace_t trace)
{
- xbt_assert(p_stateEvent==NULL,"Cannot set a second state trace to Host %s", m_host->name().c_str());
+ xbt_assert(stateEvent_==NULL,"Cannot set a second state trace to Host %s", host_->name().c_str());
- p_stateEvent = future_evt_set->add_trace(trace, 0.0, this);
+ stateEvent_ = future_evt_set->add_trace(trace, 0.0, this);
}
-void Cpu::set_speed_trace(tmgr_trace_t trace)
+void Cpu::setSpeedTrace(tmgr_trace_t trace)
{
- xbt_assert(p_speed.event==NULL,"Cannot set a second speed trace to Host %s", m_host->name().c_str());
+ xbt_assert(speed_.event==NULL,"Cannot set a second speed trace to Host %s", host_->name().c_str());
- p_speed.event = future_evt_set->add_trace(trace, 0.0, this);
+ speed_.event = future_evt_set->add_trace(trace, 0.0, this);
}
unsigned long nbits = 0;
/* FIXME: There is much faster algorithms doing this. */
- for (int i = 0; i < cpu->m_core; i++) {
+ for (int i = 0; i < cpu->coresAmount_; i++) {
unsigned long has_affinity = (1UL << i) & mask;
if (has_affinity)
nbits += 1;
}
}
- for (int i = 0; i < cpu->m_core; i++) {
+ for (int i = 0; i < cpu->coresAmount_; i++) {
XBT_DEBUG("clear affinity %p to cpu-%d@%s", this, i, cpu->getName());
lmm_shrink(cpu->getModel()->getMaxminSystem(), cpu->p_constraintCore[i], var_obj);