/**
* Update the CPU total energy for a finished action
*
*/
void update_resource_energy(surf_model_t model, surf_action_lmm_t action)
{
if(model == surf_cpu_model){
cpu_Cas01_t cpu_model = (cpu_Cas01_t)lmm_constraint_id(lmm_get_cnst_from_var
(model->model_private->maxmin_system,
action->variable, 0));
if( cpu_model->energy->last_updated < surf_get_clock()) {
double load = lmm_constraint_get_usage(cpu_model->constraint) / cpu_model->power_peak;
cpu_update_energy(cpu_model, load);
}
}
}
static int xbt_log_layout_simple_doit(xbt_log_layout_t l, xbt_log_event_t ev, const char *fmt)
{
char *p = ev->buffer;
int rem_size = ev->buffer_size;
const char *procname;
int len;
*p = '[';
check_overflow(1);
/* Display the proc info if available */
procname = xbt_procname();
if (procname && strcmp(procname,"maestro")) {
len = snprintf(p, rem_size, "%s:%s:(%d) ", SIMIX_host_self_get_name(), procname, xbt_getpid());
check_overflow(len);
}
else if (!procname) {
len = snprintf(p, rem_size, "%s::(%d) ", SIMIX_host_self_get_name(), xbt_getpid());
check_overflow(len);
}
/* Display the date */
len = snprintf(p, rem_size, "%f] ", surf_get_clock() - simple_begin_of_time);
check_overflow(len);
/* Display file position if not INFO */
if (ev->priority != xbt_log_priority_info && !xbt_log_no_loc) {
len = snprintf(p, rem_size, "%s:%d: ", ev->fileName, ev->lineNum);
check_overflow(len);
}
/* Display category name */
len = snprintf(p, rem_size, "[%s/%s] ", ev->cat->name, xbt_log_priority_names[ev->priority]);
check_overflow(len);
/* Display user-provided message */
len = vsnprintf(p, rem_size, fmt, ev->ap);
check_overflow(len);
/* End it */
*p = '\n';
check_overflow(1);
*p = '\0';
return 1;
}
void CpuCas01::apply_event(tmgr_trace_iterator_t event, double value)
{
if (event == speed_.event) {
/* TODO (Hypervisor): do the same thing for constraint_core[i] */
xbt_assert(coresAmount_ == 1, "FIXME: add speed scaling code also for constraint_core[i]");
speed_.scale = value;
onSpeedChange();
tmgr_trace_event_unref(&speed_.event);
} else if (event == stateEvent_) {
/* TODO (Hypervisor): do the same thing for constraint_core[i] */
xbt_assert(coresAmount_ == 1, "FIXME: add state change code also for constraint_core[i]");
if (value > 0) {
if(isOff())
host_that_restart.push_back(getHost());
turnOn();
} else {
lmm_constraint_t cnst = getConstraint();
lmm_variable_t var = nullptr;
lmm_element_t elem = nullptr;
double date = surf_get_clock();
turnOff();
while ((var = lmm_get_var_from_cnst(getModel()->getMaxminSystem(), cnst, &elem))) {
Action *action = static_cast<Action*>(lmm_variable_id(var));
if (action->getState() == Action::State::running ||
action->getState() == Action::State::ready ||
action->getState() == Action::State::not_in_the_system) {
action->setFinishTime(date);
action->setState(Action::State::failed);
}
}
}
tmgr_trace_event_unref(&stateEvent_);
} else {
xbt_die("Unknown event!\n");
}
}
static int xbt_log_layout_format_doit(xbt_log_layout_t l, xbt_log_event_t ev, const char *msg_fmt)
{
char *p = ev->buffer;
int rem_size = ev->buffer_size;
int precision = -1;
int length = -1;
char *q;
for (q = l->data ; *q != '\0' ; q++) {
if (*q == '%') {
q++;
handle_modifier:
switch (*q) {
case '\0':
fprintf(stderr, "Layout format (%s) ending with %%\n", (char *)l->data);
xbt_abort();
case '%':
*p = '%';
check_overflow(1);
break;
case 'n': /* platform-dependant line separator; LOG4J compliant */
*p = '\n';
check_overflow(1);
break;
case 'e': /* plain space; SimGrid extension */
*p = ' ';
check_overflow(1);
break;
case '.': /* precision specifier */
precision = strtol(q + 1, &q, 10);
goto handle_modifier;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9': /* length modifier */
length = strtol(q, &q, 10);
goto handle_modifier;
case 'c': /* category name; LOG4J compliant
should accept a precision postfix to show the hierarchy */
show_string(ev->cat->name);
break;
case 'p': /* priority name; LOG4J compliant */
show_string(xbt_log_priority_names[ev->priority]);
break;
case 'h': /* host name; SimGrid extension */
show_string(SIMIX_host_self_get_name());
break;
case 't': /* thread name; LOG4J compliant */
show_string(SIMIX_process_self_get_name());
break;
case 'P': /* process name; SimGrid extension */
show_string(xbt_procname());
break;
case 'i': /* process PID name; SimGrid extension */
show_int(xbt_getpid());
break;
case 'F': /* file name; LOG4J compliant */
show_string(ev->fileName);
break;
case 'l': { /* location; LOG4J compliant */
int len, sz;
set_sz_from_precision();
len = snprintf(p, sz, "%s:%d", ev->fileName, ev->lineNum);
check_overflow(MIN(sz, len));
break;
}
case 'L': /* line number; LOG4J compliant */
show_int(ev->lineNum);
break;
case 'M': /* method (ie, function) name; LOG4J compliant */
show_string(ev->functionName);
break;
case 'b': /* backtrace; called %throwable in LOG4J */
case 'B': /* short backtrace; called %throwable{short} in LOG4J */
// TODO, backtrace
#if 0 && HAVE_BACKTRACE && HAVE_EXECINFO_H && HAVE_POPEN && defined(ADDR2LINE)
{
xbt_ex_t e("");
e.used = backtrace((void **) e.bt, XBT_BACKTRACE_SIZE);
e.bt_strings = NULL;
xbt_ex_setup_backtrace(&e);
if (*q == 'B') {
show_string(e.bt_strings[1] + 8);
} else {
xbt_strbuff_t buff = xbt_strbuff_new();
int i;
xbt_strbuff_append(buff, e.bt_strings[1] + 8);
for (i = 2; i < e.used; i++) {
xbt_strbuff_append(buff, "\n");
xbt_strbuff_append(buff, e.bt_strings[i] + 8);
}
show_string(buff->data);
xbt_strbuff_free(buff);
}
}
#else
show_string("(no backtrace on this arch)");
#endif
break;
case 'd': /* date; LOG4J compliant */
show_double(surf_get_clock());
break;
case 'r': /* application age; LOG4J compliant */
show_double(surf_get_clock() - format_begin_of_time);
break;
case 'm': { /* user-provided message; LOG4J compliant */
int len, sz;
set_sz_from_precision();
len = vsnprintf(p, sz, msg_fmt, ev->ap);
check_overflow(MIN(sz, len));
break;
}
default:
fprintf(stderr, ERRMSG, *q, (char *)l->data);
xbt_abort();
}
} else {
*p = *q;
check_overflow(1);
}
}
*p = '\0';
return 1;
}
int main(int argc, char **argv)
{
sg_host_t hostA = NULL;
sg_host_t hostB = NULL;
double now = -1.0;
int running;
surf_init(&argc, argv); /* Initialize some common structures */
xbt_cfg_set_parse("network/model:CM02");
xbt_cfg_set_parse("cpu/model:Cas01");
xbt_assert(argc >1, "Usage : %s platform.txt\n", argv[0]);
parse_platform_file(argv[1]);
/*********************** HOST ***********************************/
hostA = sg_host_by_name("Cpu A");
hostB = sg_host_by_name("Cpu B");
/* Let's check that those two processors exist */
XBT_DEBUG("%s : %p", sg_host_get_name(hostA), hostA);
XBT_DEBUG("%s : %p", sg_host_get_name(hostB), hostB);
/* Let's do something on it */
hostA->pimpl_cpu->execution_start(1000.0);
hostB->pimpl_cpu->execution_start(1000.0);
surf_host_sleep(hostB, 7.32);
surf_network_model_communicate(surf_network_model, hostA, hostB, 150.0, -1.0);
surf_solve(-1.0); /* Takes traces into account. Returns 0.0 */
do {
surf_action_t action = NULL;
unsigned int iter;
surf_model_t model = NULL;
running = 0;
now = surf_get_clock();
XBT_INFO("Next Event : %g", now);
xbt_dynar_foreach(all_existing_models, iter, model) {
if (surf_model_running_action_set_size((surf_model_t)model)) {
XBT_DEBUG("\t Running that model");
running = 1;
}
while ((action = surf_model_extract_failed_action_set((surf_model_t)model))) {
XBT_INFO(" * Done Action");
XBT_DEBUG("\t * Failed Action: %p", action);
action->unref();
}
while ((action = surf_model_extract_done_action_set((surf_model_t)model))) {
XBT_INFO(" * Done Action");
XBT_DEBUG("\t * Done Action: %p", action);
action->unref();
}
}
} while (running && surf_solve(-1.0) >= 0.0);
XBT_INFO("Simulation Terminated");
surf_exit();
return 0;
}
void test(char *platform)
{
void *cpuA = NULL;
void *cpuB = NULL;
void *cardA = NULL;
void *cardB = NULL;
surf_action_t actionA = NULL;
surf_action_t actionB = NULL;
surf_action_t actionC = NULL;
e_surf_action_state_t stateActionA;
e_surf_action_state_t stateActionB;
e_surf_action_state_t stateActionC;
double now = -1.0;
xbt_cfg_set_parse(_sg_cfg_set, "cpu/model:Cas01");
xbt_cfg_set_parse(_sg_cfg_set, "network/model:CM02");
parse_platform_file(platform);
/*********************** CPU ***********************************/
XBT_DEBUG("%p", surf_cpu_model_pm);
cpuA = surf_cpu_resource_by_name("Cpu A");
cpuB = surf_cpu_resource_by_name("Cpu B");
/* Let's check that those two processors exist */
XBT_DEBUG("%s : %p", surf_resource_name(surf_cpu_resource_priv(cpuA)), cpuA);
XBT_DEBUG("%s : %p", surf_resource_name(surf_cpu_resource_priv(cpuB)), cpuB);
/* Let's do something on it */
actionA = surf_cpu_execute(cpuA, 1000.0);
actionB = surf_cpu_execute(cpuB, 1000.0);
actionC = surf_cpu_sleep(cpuB, 7.32);
/* Use whatever calling style you want... */
stateActionA = surf_action_get_state(actionA); /* When you know actionA model type */
stateActionB = surf_action_get_state(actionB); /* If you're unsure about it's model type */
stateActionC = surf_action_get_state(actionC); /* When you know actionA model type */
/* And just look at the state of these tasks */
XBT_DEBUG("actionA : %p (%s)", actionA, string_action(stateActionA));
XBT_DEBUG("actionB : %p (%s)", actionB, string_action(stateActionB));
XBT_DEBUG("actionC : %p (%s)", actionB, string_action(stateActionC));
/*********************** Network *******************************/
XBT_DEBUG("%p", surf_network_model);
cardA = sg_routing_edge_by_name_or_null("Cpu A");
cardB = sg_routing_edge_by_name_or_null("Cpu B");
/* Let's check that those two processors exist */
XBT_DEBUG("%s : %p", surf_routing_edge_name(cardA), cardA);
XBT_DEBUG("%s : %p", surf_routing_edge_name(cardB), cardB);
/* Let's do something on it */
surf_network_model_communicate(surf_network_model, cardA, cardB, 150.0, -1.0);
surf_solve(-1.0); /* Takes traces into account. Returns 0.0 */
do {
surf_action_t action = NULL;
now = surf_get_clock();
XBT_DEBUG("Next Event : %g", now);
XBT_DEBUG("\t CPU actions");
while ((action =
surf_model_extract_failed_action_set((surf_model_t)surf_cpu_model_pm))) {
XBT_DEBUG("\t * Failed : %p", action);
surf_action_unref(action);
}
while ((action =
surf_model_extract_done_action_set((surf_model_t)surf_cpu_model_pm))) {
XBT_DEBUG("\t * Done : %p", action);
surf_action_unref(action);
}
XBT_DEBUG("\t Network actions");
while ((action =
surf_model_extract_failed_action_set((surf_model_t)surf_network_model))) {
XBT_DEBUG("\t * Failed : %p", action);
surf_action_unref(action);
}
while ((action =
surf_model_extract_done_action_set((surf_model_t)surf_network_model))) {
XBT_DEBUG("\t * Done : %p", action);
surf_action_unref(action);
}
} while ((surf_model_running_action_set_size((surf_model_t)surf_network_model) ||
surf_model_running_action_set_size((surf_model_t)surf_cpu_model_pm)) &&
surf_solve(-1.0) >= 0.0);
XBT_DEBUG("Simulation Terminated");
}
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 generic_update_action_remaining_lazy( surf_action_lmm_t action, double now)
{
double delta = 0.0;
surf_model_t model = action->generic_action.model_type;
if(model == surf_network_model)
{
if (action->suspended != 0)
return;
}
else
{
xbt_assert(action->generic_action.state_set == model->states.running_action_set,
"You're updating an action that is not running.");
/* bogus priority, skip it */
xbt_assert(action->generic_action.priority > 0,
"You're updating an action that seems suspended.");
}
delta = now - action->last_update;
if (action->generic_action.remains > 0) {
XBT_DEBUG("Updating action(%p): remains was %lf, last_update was: %lf", action, action->generic_action.remains, action->last_update);
double_update(&(action->generic_action.remains),
action->last_value * delta);
#ifdef HAVE_TRACING
if (model == surf_cpu_model && TRACE_is_enabled()) {
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,
action->generic_action.category,
action->last_value,
action->last_update,
now - action->last_update);
}
#endif
XBT_DEBUG("Updating action(%p): remains is now %lf", action,
action->generic_action.remains);
}
if(model == surf_network_model)
{
if (((surf_action_t)action)->max_duration != NO_MAX_DURATION)
double_update(&(((surf_action_t)action)->max_duration), delta);
if ((((surf_action_t)action)->remains <= 0) &&
(lmm_get_variable_weight(action->variable) > 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,(surf_action_lmm_t)action);
} else if (((((surf_action_t)action)->max_duration != NO_MAX_DURATION)
&& (((surf_action_t)action)->max_duration <= 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,(surf_action_lmm_t)action);
}
}
action->last_update = now;
action->last_value = lmm_variable_getvalue(action->variable);
}
int main(int argc, char **argv)
{
double now = -1.0;
surf_init(&argc, argv); /* Initialize some common structures */
xbt_cfg_set_parse("cpu/model:Cas01");
xbt_cfg_set_parse("network/model:CM02");
xbt_assert(argc > 1, "Usage: %s platform.xml\n", argv[0]);
parse_platform_file(argv[1]);
XBT_DEBUG("CPU model: %p", surf_cpu_model_pm);
XBT_DEBUG("Network model: %p", surf_network_model);
simgrid::s4u::Host* hostA = sg_host_by_name("Cpu A");
simgrid::s4u::Host* hostB = sg_host_by_name("Cpu B");
/* Let's do something on it */
simgrid::surf::Action* actionA = hostA->pimpl_cpu->execution_start(1000.0);
simgrid::surf::Action* actionB = hostB->pimpl_cpu->execution_start(1000.0);
simgrid::surf::Action* actionC = hostB->pimpl_cpu->sleep(7.32);
simgrid::surf::Action::State stateActionA = actionA->getState();
simgrid::surf::Action::State stateActionB = actionB->getState();
simgrid::surf::Action::State stateActionC = actionC->getState();
/* And just look at the state of these tasks */
XBT_INFO("actionA state: %s", string_action(stateActionA));
XBT_INFO("actionB state: %s", string_action(stateActionB));
XBT_INFO("actionC state: %s", string_action(stateActionC));
/* Let's do something on it */
surf_network_model->communicate(hostA, hostB, 150.0, -1.0);
surf_solve(-1.0);
do {
simgrid::surf::ActionList *action_list = nullptr;
now = surf_get_clock();
XBT_INFO("Next Event : %g", now);
XBT_DEBUG("\t CPU actions");
action_list = surf_cpu_model_pm->getFailedActionSet();
for(simgrid::surf::ActionList::iterator it(action_list->begin()), itNext = it, itend(action_list->end()) ;
it != itend ; it=itNext) {
++itNext;
simgrid::surf::Action *action = static_cast<simgrid::surf::CpuAction*>(&*it);
XBT_INFO(" CPU Failed action");
XBT_DEBUG("\t * Failed : %p", action);
action->unref();
}
action_list = surf_cpu_model_pm->getDoneActionSet();
for(simgrid::surf::ActionList::iterator it(action_list->begin()), itNext = it, itend(action_list->end()) ;
it != itend ; it=itNext) {
++itNext;
simgrid::surf::Action *action = static_cast<simgrid::surf::CpuAction*>(&*it);
XBT_INFO(" CPU Done action");
XBT_DEBUG("\t * Done : %p", action);
action->unref();
}
action_list = surf_network_model->getFailedActionSet();
for(simgrid::surf::ActionList::iterator it(action_list->begin()), itNext = it, itend(action_list->end()) ;
it != itend ; it=itNext) {
++itNext;
simgrid::surf::Action *action = static_cast<simgrid::surf::NetworkAction*>(&*it);
XBT_INFO(" Network Failed action");
XBT_DEBUG("\t * Failed : %p", action);
action->unref();
}
action_list = surf_network_model->getDoneActionSet();
for(simgrid::surf::ActionList::iterator it(action_list->begin()), itNext = it, itend(action_list->end()) ;
it != itend ; it=itNext) {
++itNext;
simgrid::surf::Action *action = static_cast<simgrid::surf::NetworkAction*>(&*it);
XBT_INFO(" Network Done action");
XBT_DEBUG("\t * Done : %p", action);
action->unref();
}
} while ((surf_network_model->getRunningActionSet()->size() ||
surf_cpu_model_pm->getRunningActionSet()->size()) && surf_solve(-1.0) >= 0.0);
XBT_DEBUG("Simulation Terminated");
return 0;
}
double getClock() {
return surf_get_clock();
}
explicit LinkEnergy(simgrid::s4u::Link* ptr) : link_(ptr), last_updated_(surf_get_clock()) {}
double LinkEnergy::get_consumed_energy()
{
if (last_updated_ < surf_get_clock()) // We need to simcall this as it modifies the environment
simgrid::simix::simcall(std::bind(&LinkEnergy::update, this));
return this->total_energy_;
}
