123 lines
2.4 KiB
Text
123 lines
2.4 KiB
Text
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/**
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* @file
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* @brief Metrics for measuring various aspects of an application
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* @author Thomas Escher
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*/
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#ifndef METRICS_H
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#define METRICS_H
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#include <vector>
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#ifdef _MSC_VER
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#include <windows.h>
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#else
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#include <sys/time.h>
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#endif
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template<typename T>
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class Metric {
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public:
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//! Reserve a minimum of 1k values to reduced allocation overhead in between
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Metric(unsigned int reserve = 1000) {
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m_values.reserve(reserve);
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}
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//! Print the sum of this metric
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T sum() const {
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T value = 0;
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for(typename std::vector<T>::const_iterator it = m_values.begin(); it != m_values.end(); ++it)
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value += *it;
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return value;
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}
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//! Print the average of this metric
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T average() const {
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if(m_values.size() != 0)
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return sum() / (T)(m_values.size());
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else
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return (T)0;
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}
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std::size_t size() const {
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return m_values.size();
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}
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void reset() {
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m_values.clear();
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}
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protected:
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inline void commit(const T& value) {
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m_values.push_back(value);
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}
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private:
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std::vector<T> m_values;
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};
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#ifdef _MSC_VER
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typedef LARGE_INTEGER Timer;
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#else
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typedef timeval Timer;
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#endif
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/**
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* @brief Measures time differences in seconds.
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*/
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class TimeMetric : public Metric<double> {
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public:
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TimeMetric(unsigned int reserve = 1000);
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//! Start the timer
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Timer start();
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//! End the timer and commit value
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void end(Timer&);
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private:
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#ifdef _MSC_VER
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static LARGE_INTEGER frequency;
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static bool init;
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#endif
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};
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/**
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* @brief Measures access count or size.
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*/
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class CounterMetric : public Metric<unsigned long long> {
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public:
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CounterMetric(unsigned int reserve = 1000);
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void add(unsigned long long value = 1);
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private:
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};
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struct ServerMetric {
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static TimeMetric scan_loading, cacheio_write_time, cacheio_read_time;
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static CounterMetric cacheio_write_size, cacheio_read_size;
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static void print();
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};
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struct ClientMetric {
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static TimeMetric
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// Scan
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// directory loading
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read_scan_time, scan_load_time,
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// reduce, transform, copy, create tree as part of the reduction and tree preparation
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calc_reduced_points_time, transform_time, copy_original_time, create_tree_time,
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// new scanserver only times
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on_demand_reduction_time, create_metatree_time,
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// part of transform dealing with frames
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add_frames_time,
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// slam6D
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matching_time,
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// ClientInterface
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clientinterface_time, cache_miss_time, allocate_time, frames_time;
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static void print();
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};
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#endif //METRICS_H
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