CpuAction *CpuCas01::sleep(double duration)
{
if (duration > 0)
duration = MAX(duration, sg_surf_precision);
XBT_IN("(%s,%g)", getName(), duration);
CpuCas01Action *action = new CpuCas01Action(getModel(), 1.0, isOff(), speed_.scale * speed_.peak, getConstraint());
// FIXME: sleep variables should not consume 1.0 in lmm_expand
action->maxDuration_ = 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->stateSet_ = static_cast<CpuCas01Model*>(getModel())->p_cpuRunningActionSetThatDoesNotNeedBeingChecked;
action->getStateSet()->push_back(*action);
}
lmm_update_variable_weight(getModel()->getMaxminSystem(), 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 variables are ignored in lmm and we need to set its
// max_duration correctly at the next call to share_resources
getModel()->getModifiedSet()->push_front(*action);
}
XBT_OUT();
return action;
}
void StorageN11Action::suspend()
{
XBT_IN("(%p)", this);
if (suspended_ != 2) {
lmm_update_variable_weight(getModel()->getMaxminSystem(), getVariable(), 0.0);
suspended_ = 1;
}
XBT_OUT();
}
static void new_model_action_suspend(surf_action_t action)
{
XBT_IN("(%p)", action);
if (((surf_action_lmm_t) action)->suspended != 2) {
lmm_update_variable_weight(new_model_maxmin_system,
((surf_action_lmm_t) action)->variable,
0.0);
((surf_action_lmm_t) action)->suspended = 1;
}
XBT_OUT();
}
void surf_action_set_priority(surf_action_t action, double priority)
{
surf_model_t model = action->model_type;
XBT_IN("(%p,%g)", action, priority);
action->priority = priority;
lmm_update_variable_weight(model->model_private->maxmin_system,
((surf_action_lmm_t) action)->variable,
priority);
if (model->model_private->update_mechanism == UM_LAZY)
surf_action_lmm_heap_remove(model->model_private->action_heap,(surf_action_lmm_t)action);
XBT_OUT();
}
void NetworkCm02Model::updateActionsStateLazy(double now, double /*delta*/)
{
NetworkCm02ActionPtr action;
while ((xbt_heap_size(p_actionHeap) > 0)
&& (double_equals(xbt_heap_maxkey(p_actionHeap), now, sg_surf_precision))) {
action = (NetworkCm02ActionPtr) xbt_heap_pop(p_actionHeap);
XBT_DEBUG("Something happened to action %p", action);
#ifdef HAVE_TRACING
if (TRACE_is_enabled()) {
int n = lmm_get_number_of_cnst_from_var(p_maxminSystem, action->getVariable());
int i;
for (i = 0; i < n; i++){
lmm_constraint_t constraint = lmm_get_cnst_from_var(p_maxminSystem,
action->getVariable(),
i);
NetworkCm02LinkPtr link = static_cast<NetworkCm02LinkPtr>(lmm_constraint_id(constraint));
TRACE_surf_link_set_utilization(link->getName(),
action->getCategory(),
(lmm_variable_getvalue(action->getVariable())*
lmm_get_cnst_weight_from_var(p_maxminSystem,
action->getVariable(),
i)),
action->getLastUpdate(),
now - action->getLastUpdate());
}
}
#endif
// if I am wearing a latency hat
if (action->getHat() == LATENCY) {
XBT_DEBUG("Latency paid for action %p. Activating", action);
lmm_update_variable_weight(p_maxminSystem, action->getVariable(), action->m_weight);
action->heapRemove(p_actionHeap);
action->refreshLastUpdate();
// if I am wearing a max_duration or normal hat
} else if (action->getHat() == MAX_DURATION ||
action->getHat() == NORMAL) {
// no need to communicate anymore
// assume that flows that reached max_duration have remaining of 0
XBT_DEBUG("Action %p finished", action);
action->setRemains(0);
action->finish();
action->setState(SURF_ACTION_DONE);
action->heapRemove(p_actionHeap);
action->gapRemove();
}
}
return;
}
void surf_action_resume(surf_action_t action)
{
surf_model_t model = action->model_type;
XBT_IN("(%p)", action);
if (((surf_action_lmm_t) action)->suspended != 2) {
lmm_update_variable_weight(model->model_private->maxmin_system,
((surf_action_lmm_t) action)->variable,
action->priority);
((surf_action_lmm_t) action)->suspended = 0;
if (model->model_private->update_mechanism == UM_LAZY)
surf_action_lmm_heap_remove(model->model_private->action_heap,(surf_action_lmm_t)action);
}
XBT_OUT();
}
void NetworkCm02Model::updateActionsStateFull(double now, double delta)
{
NetworkCm02ActionPtr action;
ActionListPtr running_actions = getRunningActionSet();
for(ActionList::iterator it(running_actions->begin()), itNext=it, itend(running_actions->end())
; it != itend ; it=itNext) {
++itNext;
action = (NetworkCm02ActionPtr) &*it;
XBT_DEBUG("Something happened to action %p", action);
double deltap = delta;
if (action->m_latency > 0) {
if (action->m_latency > deltap) {
double_update(&(action->m_latency), deltap, sg_surf_precision);
deltap = 0.0;
} else {
double_update(&(deltap), action->m_latency, sg_surf_precision);
action->m_latency = 0.0;
}
if (action->m_latency == 0.0 && !(action->isSuspended()))
lmm_update_variable_weight(p_maxminSystem, action->getVariable(),
action->m_weight);
}
#ifdef HAVE_TRACING
if (TRACE_is_enabled()) {
int n = lmm_get_number_of_cnst_from_var(p_maxminSystem, action->getVariable());
int i;
for (i = 0; i < n; i++){
lmm_constraint_t constraint = lmm_get_cnst_from_var(p_maxminSystem,
action->getVariable(),
i);
NetworkCm02LinkPtr link = static_cast<NetworkCm02LinkPtr>(lmm_constraint_id(constraint));
TRACE_surf_link_set_utilization(link->getName(),
action->getCategory(),
(lmm_variable_getvalue(action->getVariable())*
lmm_get_cnst_weight_from_var(p_maxminSystem,
action->getVariable(),
i)),
action->getLastUpdate(),
now - action->getLastUpdate());
}
}
#endif
if (!lmm_get_number_of_cnst_from_var
(p_maxminSystem, action->getVariable())) {
/* There is actually no link used, hence an infinite bandwidth.
* This happens often when using models like vivaldi.
* In such case, just make sure that the action completes immediately.
*/
action->updateRemains(action->getRemains());
}
action->updateRemains(lmm_variable_getvalue(action->getVariable()) * delta);
if (action->getMaxDuration() != NO_MAX_DURATION)
action->updateMaxDuration(delta);
if ((action->getRemains() <= 0) &&
(lmm_get_variable_weight(action->getVariable()) > 0)) {
action->finish();
action->setState(SURF_ACTION_DONE);
action->gapRemove();
} else if (((action->getMaxDuration() != NO_MAX_DURATION)
&& (action->getMaxDuration() <= 0))) {
action->finish();
action->setState(SURF_ACTION_DONE);
action->gapRemove();
}
}
return;
}
void generic_update_actions_state_lazy(double now, double delta, surf_model_t model)
{
surf_action_lmm_t action;
while ((xbt_heap_size(model->model_private->action_heap) > 0)
&& (double_equals(xbt_heap_maxkey(model->model_private->action_heap), now))) {
action = xbt_heap_pop(model->model_private->action_heap);
XBT_DEBUG("Something happened to action %p", action);
#ifdef HAVE_TRACING
if (TRACE_is_enabled()) {
if(model == surf_cpu_model){
surf_resource_t cpu =
lmm_constraint_id(lmm_get_cnst_from_var
(model->model_private->maxmin_system,
action->variable, 0));
TRACE_surf_host_set_utilization(cpu->name,
((surf_action_t)action)->category,
lmm_variable_getvalue(action->variable),
action->last_update,
now - action->last_update);
}
else{
int n = lmm_get_number_of_cnst_from_var(model->model_private->maxmin_system, action->variable);
unsigned int i;
for (i = 0; i < n; i++){
lmm_constraint_t constraint = lmm_get_cnst_from_var(model->model_private->maxmin_system,
action->variable,
i);
link_CM02_t link = lmm_constraint_id(constraint);
TRACE_surf_link_set_utilization(link->lmm_resource.generic_resource.name,
((surf_action_t)action)->category,
(lmm_variable_getvalue(action->variable)*
lmm_get_cnst_weight_from_var(model->model_private->maxmin_system,
action->variable,
i)),
action->last_update,
now - action->last_update);
}
}
}
#endif
if(model == surf_cpu_model){
action->generic_action.finish = surf_get_clock();
update_resource_energy(model, action);
/* set the remains to 0 due to precision problems when updating the remaining amount */
action->generic_action.remains = 0;
surf_action_state_set((surf_action_t) action, SURF_ACTION_DONE);
surf_action_lmm_heap_remove(model->model_private->action_heap,action); //FIXME: strange call since action was already popped
}
else{
// if I am wearing a latency hat
if (action->hat == LATENCY) {
XBT_DEBUG("Latency paid for action %p. Activating", action);
lmm_update_variable_weight(model->model_private->maxmin_system, action->variable,
((surf_action_network_CM02_t)(action))->weight);
surf_action_lmm_heap_remove(model->model_private->action_heap,action);
action->last_update = surf_get_clock();
// if I am wearing a max_duration or normal hat
} else if (action->hat == MAX_DURATION ||
action->hat == NORMAL) {
// no need to communicate anymore
// assume that flows that reached max_duration have remaining of 0
action->generic_action.finish = surf_get_clock();
XBT_DEBUG("Action %p finished", action);
action->generic_action.remains = 0;
((surf_action_t)action)->finish = surf_get_clock();
model->action_state_set((surf_action_t) action,
SURF_ACTION_DONE);
surf_action_lmm_heap_remove(model->model_private->action_heap,action);
if (model->gap_remove && model == surf_network_model)
model->gap_remove(action);
}
}
}
#ifdef HAVE_TRACING
if (TRACE_is_enabled() && model == surf_cpu_model) {
//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;
xbt_swag_t running_actions = model->states.running_action_set;
xbt_swag_foreach(action, running_actions) {
if (smaller < 0) {
smaller = action->last_update;
continue;
}
if (action->last_update < smaller) {
smaller = action->last_update;
}
}
if (smaller > 0) {
TRACE_last_timestamp_to_dump = smaller;
}
}
void WorkstationL07Model::updateActionsState(double /*now*/, double delta)
{
double deltap = 0.0;
WorkstationL07ActionPtr action;
ActionListPtr actionSet = getRunningActionSet();
for(ActionList::iterator it(actionSet->begin()), itNext = it, itend(actionSet->end())
; it != itend ; it=itNext) {
++itNext;
action = static_cast<WorkstationL07ActionPtr>(&*it);
deltap = delta;
if (action->m_latency > 0) {
if (action->m_latency > deltap) {
double_update(&(action->m_latency), deltap, sg_surf_precision);
deltap = 0.0;
} else {
double_update(&(deltap), action->m_latency, sg_surf_precision);
action->m_latency = 0.0;
}
if ((action->m_latency == 0.0) && (action->isSuspended() == 0)) {
action->updateBound();
lmm_update_variable_weight(ptask_maxmin_system, action->getVariable(), 1.0);
}
}
XBT_DEBUG("Action (%p) : remains (%g) updated by %g.",
action, action->getRemains(), lmm_variable_getvalue(action->getVariable()) * delta);
action->updateRemains(lmm_variable_getvalue(action->getVariable()) * delta);
if (action->getMaxDuration() != NO_MAX_DURATION)
action->updateMaxDuration(delta);
XBT_DEBUG("Action (%p) : remains (%g).",
action, action->getRemains());
if ((action->getRemains() <= 0) &&
(lmm_get_variable_weight(action->getVariable()) > 0)) {
action->finish();
action->setState(SURF_ACTION_DONE);
} else if ((action->getMaxDuration() != NO_MAX_DURATION) &&
(action->getMaxDuration() <= 0)) {
action->finish();
action->setState(SURF_ACTION_DONE);
} else {
/* Need to check that none of the model has failed */
lmm_constraint_t cnst = NULL;
int i = 0;
void *constraint_id = NULL;
while ((cnst = lmm_get_cnst_from_var(ptask_maxmin_system, action->getVariable(),
i++))) {
constraint_id = lmm_constraint_id(cnst);
if (static_cast<WorkstationPtr>(constraint_id)->getState() == SURF_RESOURCE_OFF) {
XBT_DEBUG("Action (%p) Failed!!", action);
action->finish();
action->setState(SURF_ACTION_FAILED);
break;
}
}
}
}
return;
}
