#include <boost/heap/pairing_heap.hpp>
#include <boost/intrusive/list.hpp>
#include <boost/optional.hpp>
+#include <cmath>
#include <set>
#include <string>
#include <unordered_map>
*********/
/* user-visible parameters */
+XBT_PUBLIC_DATA(double) sg_maxmin_precision;
+XBT_PUBLIC_DATA(double) sg_surf_precision;
+XBT_PUBLIC_DATA(int) sg_concurrency_limit;
+
extern XBT_PRIVATE double sg_tcp_gamma;
extern XBT_PRIVATE double sg_latency_factor;
extern XBT_PRIVATE double sg_bandwidth_factor;
extern XBT_PRIVATE std::unordered_map<std::string, tmgr_trace_t> traces_set_list;
extern XBT_PRIVATE std::set<std::string> watched_hosts;
+static inline void double_update(double* variable, double value, double precision)
+{
+ // printf("Updating %g -= %g +- %g\n",*variable,value,precision);
+ // xbt_assert(value==0 || value>precision);
+ // Check that precision is higher than the machine-dependent size of the mantissa. If not, brutal rounding may
+ // happen, and the precision mechanism is not active...
+ // xbt_assert(*variable< (2<<DBL_MANT_DIG)*precision && FLT_RADIX==2);
+ *variable -= value;
+ if (*variable < precision)
+ *variable = 0.0;
+}
+
+static inline int double_positive(double value, double precision)
+{
+ return (value > precision);
+}
+
+static inline int double_equals(double value1, double value2, double precision)
+{
+ return (fabs(value1 - value2) < precision);
+}
+
extern "C" {
XBT_PUBLIC(double) surf_get_clock();
}
*/
XBT_PUBLIC_DATA(std::vector<sg_host_t>) host_that_restart;
-namespace simgrid {
-namespace surf {
-
-extern XBT_PRIVATE simgrid::xbt::signal<void()> surfExitCallbacks;
-}
-}
-
int XBT_PRIVATE __surf_is_absolute_file_path(const char *file_path);
-/***********
- * Classes *
- ***********/
-
-enum heap_action_type{
- LATENCY = 100,
- MAX_DURATION,
- NORMAL,
- NOTSET
-};
-
/**********
* Action *
**********/
not_in_the_system /**< Not in the system anymore. Why did you ask ? */
};
+ enum class SuspendStates {
+ not_suspended = 0, /**< Action currently not suspended **/
+ suspended,
+ sleeping
+ };
+
+ enum class Type { LATENCY = 100, MAX_DURATION, NORMAL, NOTSET };
+
/**
* @brief Action constructor
*
* @param cost The cost of the Action
* @param failed If the action is impossible (e.g.: execute something on a switched off host)
*/
- Action(simgrid::surf::Model *model, double cost, bool failed);
+ Action(simgrid::surf::Model* model, double cost, bool failed);
/**
* @brief Action constructor
* @param failed If the action is impossible (e.g.: execute something on a switched off host)
* @param var The lmm variable associated to this Action if it is part of a LMM component
*/
- Action(simgrid::surf::Model *model, double cost, bool failed, lmm_variable_t var);
+ Action(simgrid::surf::Model * model, double cost, bool failed, kernel::lmm::Variable* var);
/** @brief Destructor */
virtual ~Action();
/** @brief Get the state set in which the action is */
ActionList* getStateSet() const { return stateSet_; };
- s_xbt_swag_hookup_t stateHookup_ = {nullptr,nullptr};
-
simgrid::surf::Model* getModel() const { return model_; }
protected:
void *data_ = nullptr; /**< for your convenience */
/* LMM */
- double lastUpdate_ = 0;
- double lastValue_ = 0;
- lmm_variable_t variable_ = nullptr;
- enum heap_action_type hat_ = NOTSET;
+ double lastUpdate_ = 0;
+ double lastValue_ = 0;
+ kernel::lmm::Variable* variable_ = nullptr;
+ Action::Type hat_ = Action::Type::NOTSET;
boost::optional<heap_type::handle_type> heapHandle_ = boost::none;
public:
virtual void updateRemainingLazy(double now) { THROW_IMPOSSIBLE; };
- void heapInsert(heap_type& heap, double key, enum heap_action_type hat);
+ void heapInsert(heap_type & heap, double key, Action::Type hat);
void heapRemove(heap_type& heap);
- void heapUpdate(heap_type& heap, double key, enum heap_action_type hat);
+ void heapUpdate(heap_type & heap, double key, Action::Type hat);
void clearHeapHandle() { heapHandle_ = boost::none; }
- lmm_variable_t getVariable() const { return variable_; }
- void setVariable(lmm_variable_t var) { variable_ = var; }
+ kernel::lmm::Variable* getVariable() const { return variable_; }
+ void setVariable(kernel::lmm::Variable * var) { variable_ = var; }
double getLastUpdate() const { return lastUpdate_; }
void refreshLastUpdate() {lastUpdate_ = surf_get_clock();}
double getLastValue() const { return lastValue_; }
void setLastValue(double val) { lastValue_ = val; }
- enum heap_action_type getHat() const { return hat_; }
+ Action::Type getHat() const { return hat_; }
bool is_linked() const { return action_lmm_hook.is_linked(); }
protected:
- int suspended_ = 0;
+ Action::SuspendStates suspended_ = Action::SuspendStates::not_suspended;
};
typedef Action::ActionList ActionList;
tmgr_trace_event_t event; /**< The associated trace event associated to the metric */
};
-namespace simgrid {
-namespace surf {
-
-/** @ingroup SURF_interface
- * @brief SURF resource interface class
- * @details This is the ancestor class of every resources in SimGrid, such as links, CPU or storage
- */
-XBT_PUBLIC_CLASS Resource {
-public:
- /**
- * @brief Constructor of LMM Resources
- *
- * @param model Model associated to this Resource
- * @param name The name of the Resource
- * @param constraint The lmm constraint associated to this Resource if it is part of a LMM component
- */
- Resource(Model * model, const std::string& name, lmm_constraint_t constraint);
-
- virtual ~Resource();
-
- /** @brief Get the Model of the current Resource */
- Model* model() const;
-
- /** @brief Get the name of the current Resource */
- const std::string& getName() const;
- /** @brief Get the name of the current Resource */
- const char* getCname() const;
-
- bool operator==(const Resource &other) const;
-
- /**
- * @brief Apply an event of external load event to that resource
- *
- * @param event What happened
- * @param value [TODO]
- */
- virtual void apply_event(tmgr_trace_event_t event, double value) = 0;
-
- /** @brief Check if the current Resource is used (if it currently serves an action) */
- virtual bool isUsed()=0;
-
- /** @brief Check if the current Resource is active */
- virtual bool isOn() const;
- /** @brief Check if the current Resource is shut down */
- virtual bool isOff() const;
- /** @brief Turn on the current Resource */
- virtual void turnOn();
- /** @brief Turn off the current Resource */
- virtual void turnOff();
-
-private:
- std::string name_;
- Model *model_;
- bool isOn_ = true;
-
-public: /* LMM */
- /** @brief Get the lmm constraint associated to this Resource if it is part of a LMM component (or null if none) */
- lmm_constraint_t constraint() const;
-
-protected:
- const lmm_constraint_t constraint_ = nullptr;
-};
-
-}
-}
-
-namespace std {
-template <> class hash<simgrid::surf::Resource> {
-public:
- std::size_t operator()(const simgrid::surf::Resource& r) const { return (std::size_t)xbt_str_hash(r.getCname()); }
-};
-}
#endif /* SURF_MODEL_H_ */