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add min, max, stddev to stats

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Lion Kortlepel
2024-01-24 01:26:16 +01:00
committed by Lion
parent 88721d4f7f
commit 4347cb4af2
3 changed files with 52 additions and 17 deletions
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21
include/Profiling.h
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@@ -16,6 +16,13 @@ TimePoint now();
/// Returns a sub-millisecond resolution duration between start and end.
Duration duration(const TimePoint& start, const TimePoint& end);
struct Stats {
double mean;
double stddev;
double min;
double max;
};
/// Calculates and stores the moving average over K samples of execution time data
/// for some single unit of code. Threadsafe.
struct UnitExecutionTime {
@@ -24,8 +31,9 @@ struct UnitExecutionTime {
/// Adds a sample to the collection, overriding the oldest sample if needed.
void add_sample(const Duration& dur);
/// Calculates the average duration over the `measurement_count()` measurements.
Duration average_duration() const;
/// Calculates the mean duration over the `measurement_count()` measurements,
/// as well as the standard deviation.
Stats stats() const;
/// Returns the number of elements the moving average is calculated over.
size_t measurement_count();
@@ -39,14 +47,15 @@ struct UnitProfileCollection {
/// Adds a sample to the collection, overriding the oldest sample if needed.
void add_sample(const std::string& unit, const Duration& duration);
/// Calculates the average duration over the `measurement_count()` measurements.
Duration average_duration(const std::string& unit);
/// Calculates the mean duration over the `measurement_count()` measurements,
/// as well as the standard deviation.
Stats stats(const std::string& unit);
/// Returns the number of elements the moving average is calculated over.
size_t measurement_count(const std::string& unit);
/// Returns the averages for all stored units.
std::unordered_map<std::string, double> all_average_durations();
/// Returns the stats for all stored units.
std::unordered_map<std::string, Stats> all_stats();
private:
boost::synchronized_value<std::unordered_map<std::string, UnitExecutionTime>> m_map;