X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/3715b2a421abd8357f41fb2be3c25a351f1af8cb..6122eb73f603bfafd7fe5a71efdf3ed677be5a6a:/src/surf/cpu_interface.hpp diff --git a/src/surf/cpu_interface.hpp b/src/surf/cpu_interface.hpp index ecbf8b09a6..82763d40d3 100644 --- a/src/surf/cpu_interface.hpp +++ b/src/surf/cpu_interface.hpp @@ -1,4 +1,4 @@ -/* Copyright (c) 2004-2014. The SimGrid Team. +/* Copyright (c) 2004-2015. The SimGrid Team. * All rights reserved. */ /* This program is free software; you can redistribute it and/or modify it @@ -13,47 +13,14 @@ /*********** * Classes * ***********/ + +namespace simgrid { +namespace surf { + class CpuModel; class Cpu; class CpuAction; -class CpuPlugin; - -/************* - * Callbacks * - *************/ -XBT_PUBLIC(Cpu*) getActionCpu(CpuAction *action); - -/** @ingroup SURF_callbacks - * @brief Callbacks handler which emit the callbacks after Cpu creation * - * @details Callback functions have the following signature: `void(CpuPtr)` - */ -XBT_PUBLIC_DATA( surf_callback(void, Cpu*)) cpuCreatedCallbacks; - -/** @ingroup SURF_callbacks - * @brief Callbacks handler which emit the callbacks after Cpu destruction * - * @details Callback functions have the following signature: `void(CpuPtr)` - */ -XBT_PUBLIC_DATA( surf_callback(void, Cpu*)) cpuDestructedCallbacks; - -/** @ingroup SURF_callbacks - * @brief Callbacks handler which emit the callbacks after Cpu State changed * - * @details Callback functions have the following signature: `void(CpuAction *action, e_surf_resource_state_t old, e_surf_resource_state_t current)` - */ -XBT_PUBLIC_DATA( surf_callback(void, Cpu*, e_surf_resource_state_t, e_surf_resource_state_t)) cpuStateChangedCallbacks; - -/** @ingroup SURF_callbacks - * @brief Callbacks handler which emit the callbacks after CpuAction State changed * - * @details Callback functions have the following signature: `void(CpuAction *action, e_surf_action_state_t old, e_surf_action_state_t current)` - */ -XBT_PUBLIC_DATA( surf_callback(void, CpuAction*, e_surf_action_state_t, e_surf_action_state_t)) cpuActionStateChangedCallbacks; - -XBT_PUBLIC(void) cpu_parse_init(sg_platf_host_cbarg_t host); - -XBT_PUBLIC(void) cpu_add_traces(); - -/********* - * Model * - *********/ +class CpuPlugin;// FIXME:DEADCODE /** @ingroup SURF_cpu_interface * @brief SURF cpu model interface class @@ -61,36 +28,20 @@ XBT_PUBLIC(void) cpu_add_traces(); */ XBT_PUBLIC_CLASS CpuModel : public Model { public: - /** - * @brief CpuModel constructor - * - * @param name The name of the model - */ - CpuModel(const char *name) : Model(name) {}; + CpuModel() : Model() {}; /** * @brief Create a Cpu * - * @param name The name of the Cpu - * @param power_peak The power peak of this Cpu - * @param pstate [TODO] - * @param power_scale The power scale of this Cpu - * @param power_trace [TODO] + * @param host The host that will have this CPU + * @param speedPerPstate Processor speed (in Flops) of each pstate. This ignores any potential external load coming from a trace. * @param core The number of core of this Cpu - * @param state_initial [TODO] - * @param state_trace [TODO] - * @param cpu_properties Dictionary of properties associated to this Cpu */ - virtual Cpu *createCpu(const char *name, xbt_dynar_t power_peak, - int pstate, double power_scale, - tmgr_trace_t power_trace, int core, - e_surf_resource_state_t state_initial, - tmgr_trace_t state_trace, - xbt_dict_t cpu_properties)=0; + virtual Cpu *createCpu(simgrid::s4u::Host *host, xbt_dynar_t speedPerPstate, int core)=0; void updateActionsStateLazy(double now, double delta); void updateActionsStateFull(double now, double delta); - bool shareResourcesIsIdempotent() {return true;} + bool next_occuring_event_isIdempotent() {return true;} }; /************ @@ -101,43 +52,29 @@ public: * @brief SURF cpu resource interface class * @details A Cpu represent a cpu associated to a host */ -XBT_PUBLIC_CLASS Cpu : public Resource { +XBT_PUBLIC_CLASS Cpu : public simgrid::surf::Resource { public: - /** - * @brief Cpu constructor - */ - Cpu(); - /** * @brief Cpu constructor * * @param model The CpuModel associated to this Cpu - * @param name The name of the Cpu - * @param props Dictionary of properties associated to this Cpu + * @param host The host in which this Cpu should be plugged * @param constraint The lmm constraint associated to this Cpu if it is part of a LMM component + * @param speedPerPstate Processor speed (in flop per second) for each pstate * @param core The number of core of this Cpu - * @param powerPeak The power peak of this Cpu - * @param powerScale The power scale of this Cpu */ - Cpu(Model *model, const char *name, xbt_dict_t props, - lmm_constraint_t constraint, int core, double powerPeak, double powerScale); + Cpu(simgrid::surf::Model *model, simgrid::s4u::Host *host, lmm_constraint_t constraint, xbt_dynar_t speedPerPstate, int core); /** * @brief Cpu constructor * * @param model The CpuModel associated to this Cpu - * @param name The name of the Cpu - * @param props Dictionary of properties associated to this Cpu + * @param host The host in which this Cpu should be plugged + * @param speedPerPstate Processor speed (in flop per second) for each pstate * @param core The number of core of this Cpu - * @param powerPeak The power peak of this Cpu in [TODO] - * @param powerScale The power scale of this Cpu in [TODO] */ - Cpu(Model *model, const char *name, xbt_dict_t props, - int core, double powerPeak, double powerScale); + Cpu(simgrid::surf::Model *model, simgrid::s4u::Host *host, xbt_dynar_t speedPerPstate, int core); - /** - * @brief Cpu destructor - */ ~Cpu(); /** @@ -146,7 +83,7 @@ public: * @param size The value of the processing amount (in flop) needed to process * @return The CpuAction corresponding to the processing */ - virtual CpuAction *execute(double size)=0; + virtual simgrid::surf::Action *execution_start(double size)=0; /** * @brief Make a process sleep for duration (in seconds) @@ -154,58 +91,50 @@ public: * @param duration The number of seconds to sleep * @return The CpuAction corresponding to the sleeping */ - virtual CpuAction *sleep(double duration)=0; + virtual simgrid::surf::Action *sleep(double duration)=0; - /** - * @brief Get the number of cores of the current Cpu - * - * @return The number of cores of the current Cpu - */ + /** @brief Get the amount of cores */ virtual int getCore(); - /** - * @brief Get the speed of the current Cpu - * @details [TODO] load * m_powerPeak - * - * @param load [TODO] - * - * @return The speed of the current Cpu - */ + /** @brief Get the speed, accounting for the trace load and provided process load instead of the real current one */ virtual double getSpeed(double load); - /** - * @brief Get the available speed of the current Cpu - * @details [TODO] - * - * @return The available speed of the current Cpu - */ +protected: + /** @brief Take speed changes (either load or max) into account */ + virtual void onSpeedChange(); + +public: + /** @brief Get the available speed of the current Cpu */ virtual double getAvailableSpeed(); - /** - * @brief Get the current Cpu power peak - * - * @return The current Cpu power peak - */ + /** @brief Get the current Cpu power peak */ virtual double getCurrentPowerPeak(); + virtual double getPowerPeakAt(int pstate_index); - virtual double getPowerPeakAt(int pstate_index)=0; - - virtual int getNbPstates()=0; + virtual int getNbPStates(); + virtual void setPState(int pstate_index); + virtual int getPState(); - virtual void setPstate(int pstate_index)=0; - virtual int getPstate()=0; + simgrid::s4u::Host* getHost() { return host_; } - void setState(e_surf_resource_state_t state); +public: + int coresAmount_ = 1; + simgrid::s4u::Host* host_; - void addTraces(void); - int m_core; - double m_powerPeak; /*< CPU power peak */ - double m_powerScale; /*< Percentage of CPU disponible */ + xbt_dynar_t speedPerPstate_ = NULL; /*< List of supported CPU capacities (pstate related) */ + int pstate_ = 0; /*< Current pstate (index in the speedPeakList)*/ /* Note (hypervisor): */ - lmm_constraint_t *p_constraintCore; - void **p_constraintCoreId; + lmm_constraint_t *p_constraintCore=NULL; + void **p_constraintCoreId=NULL; + +public: + virtual void setStateTrace(tmgr_trace_t trace); /*< setup the trace file with states events (ON or OFF). Trace must contain boolean values (0 or 1). */ + virtual void setSpeedTrace(tmgr_trace_t trace); /*< setup the trace file with availability events (peak speed changes due to external load). Trace must contain relative values (ratio between 0 and 1) */ + + tmgr_trace_iterator_t stateEvent_ = nullptr; + s_surf_metric_t speed_ = {1.0, 0, nullptr}; }; /********** @@ -213,46 +142,31 @@ public: **********/ /** @ingroup SURF_cpu_interface - * @brief SURF Cpu action interface class - * @details A CpuAction represent the execution of code on a Cpu + * @brief A CpuAction represents the execution of code on one or several Cpus */ -XBT_PUBLIC_CLASS CpuAction : public Action { +XBT_PUBLIC_CLASS CpuAction : public simgrid::surf::Action { friend XBT_PUBLIC(Cpu*) getActionCpu(CpuAction *action); public: - /** - * @brief CpuAction constructor - * - * @param model The CpuModel associated to this CpuAction - * @param cost [TODO] - * @param failed [TODO] + /** @brief Callbacks handler which emit the callbacks after CpuAction State changed * + * @details Callback functions have the following signature: `void(CpuAction *action, simgrid::surf::Action::State previous)` */ - CpuAction(Model *model, double cost, bool failed) - : Action(model, cost, failed) {} //FIXME:REMOVE + static simgrid::xbt::signal onStateChange; - /** - * @brief CpuAction constructor - * - * @param model The CpuModel associated to this CpuAction - * @param cost [TODO] - * @param failed [TODO] - * @param var The lmm variable associated to this CpuAction if it is part of a LMM component - */ - CpuAction(Model *model, double cost, bool failed, lmm_variable_t var) - : Action(model, cost, failed, var) {} + CpuAction(simgrid::surf::Model *model, double cost, bool failed) + : Action(model, cost, failed) {} //FIXME:DEADCODE? + CpuAction(simgrid::surf::Model *model, double cost, bool failed, lmm_variable_t var) + : Action(model, cost, failed, var) {} - /** - * @brief Set the affinity of the current CpuAction - * @details [TODO] - * - * @param cpu [TODO] - * @param mask [TODO] - */ + /** @brief Set the affinity of the current CpuAction */ virtual void setAffinity(Cpu *cpu, unsigned long mask); - void setState(e_surf_action_state_t state); - - void updateRemainingLazy(double now); + void setState(simgrid::surf::Action::State state) override; + void updateRemainingLazy(double now) override; + std::list cpus(); }; +} +} + #endif /* SURF_CPU_INTERFACE_HPP_ */