process-list.hh

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/* Copyright LAAS, CNRS
 * Author: O. Stasse, 2019
 * See LICENSE file in the root directory of this repository.
 */

#ifndef DYNAMIC_GRAPH_PROCESS_LIST_H_
#define DYNAMIC_GRAPH_PROCESS_LIST_H_

#include <dynamic-graph/dynamic-graph-api.h>

#include <boost/archive/text_iarchive.hpp>
#include <boost/archive/text_oarchive.hpp>
#include <boost/serialization/vector.hpp>
#include <dynamic-graph/fwd.hh>

namespace dynamicgraph {
namespace CPU {
class DYNAMIC_GRAPH_DLLAPI ProcessData {};

class DYNAMIC_GRAPH_DLLAPI ProcessList {
 public:
  ProcessList();
};

class DYNAMIC_GRAPH_DLLAPI CPUData {
 public:
  CPUData();
  int cpu_id_;

  inline unsigned long long int computePeriod(unsigned long long int &a,
                                              unsigned long long int &b) {
    return (a > b) ? a - b : 0;
  }

  unsigned long long int total_time_;
  unsigned long long int user_mode_time_;
  unsigned long long int nice_time_;
  unsigned long long int system_time_;
  unsigned long long int system_all_time_;
  unsigned long long int idle_time_;
  unsigned long long int idle_all_time_;
  unsigned long long int iowait_time_;
  unsigned long long int irq_time_;
  unsigned long long int softirq_time_;
  unsigned long long int steal_time_;
  unsigned long long int guest_time_;
  unsigned long long int guest_nice_time_;

  unsigned long long int total_period_;
  unsigned long long int user_mode_period_;
  unsigned long long int nice_period_;
  unsigned long long int system_period_;
  unsigned long long int system_all_period_;
  unsigned long long int idle_period_;
  unsigned long long int idle_all_period_;
  unsigned long long int iowait_period_;
  unsigned long long int irq_period_;
  unsigned long long int softirq_period_;
  unsigned long long int steal_period_;
  unsigned long long int guest_period_;

  double percent_;
  void ProcessLine(std::istringstream &aCPULine);

  friend class boost::serialization::access;

  template <class Archive>
  void serialize(Archive &ar, const unsigned int version) {
    ar &version;
    ar &total_time_;
    ar &user_mode_time_;
    ar &nice_time_;
    ar &system_time_;
    ar &system_all_time_;
    ar &idle_time_;
    ar &idle_all_time_;
    ar &iowait_time_;
    ar &irq_time_;
    ar &softirq_time_;
    ar &steal_time_;
    ar &guest_time_;
    ar &guest_nice_time_;
    ar &percent_;
  }
};

class DYNAMIC_GRAPH_DLLAPI System {
 private:
  bool init_;

 public:
  System();

  void init();

  void readProcStat();

  friend class boost::serialization::access;

  unsigned int cpuNb_;

  void ProcessCPULine(unsigned int cpunb, std::istringstream &aCPULine);

  std::vector<CPUData> vCPUData_;

  CPUData gCPUData_;

  template <class Archive>
  void serialize(Archive &ar, const unsigned int version) {
    ar &version;
    ar &cpuNb_;
    ar &gCPUData_;
    ar &vCPUData_;
  }
};
}  // namespace CPU
}  // namespace dynamicgraph

#endif /* DYNAMIC_GRAPH_PROCESS_LIST_H_ */