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J. Nick Koston 2025-07-12 07:24:12 -10:00
parent 671f0d62c7
commit e01fb0b677
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92
esphome/core/runtime_stats.cpp
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#include "esphome/core/runtime_stats.h"
#include "esphome/core/component.h"
#include <algorithm>
namespace esphome {
RuntimeStatsCollector runtime_stats;
void RuntimeStatsCollector::record_component_time(Component *component, uint32_t duration_ms, uint32_t current_time) {
if (!this->enabled_ || component == nullptr)
return;
// Check if we have cached the name for this component
auto name_it = this->component_names_cache_.find(component);
if (name_it == this->component_names_cache_.end()) {
// First time seeing this component, cache its name
const char *source = component->get_component_source();
this->component_names_cache_[component] = source;
this->component_stats_[source].record_time(duration_ms);
} else {
// Use cached name - no string operations, just map lookup
this->component_stats_[name_it->second].record_time(duration_ms);
}
// If next_log_time_ is 0, initialize it
if (this->next_log_time_ == 0) {
this->next_log_time_ = current_time + this->log_interval_;
return;
}
// Don't print stats here anymore - let process_pending_stats handle it
}
void RuntimeStatsCollector::log_stats_() {
ESP_LOGI(RUNTIME_TAG, "Component Runtime Statistics");
ESP_LOGI(RUNTIME_TAG, "Period stats (last %" PRIu32 "ms):", this->log_interval_);
// First collect stats we want to display
std::vector<ComponentStatPair> stats_to_display;
for (const auto &it : this->component_stats_) {
const ComponentRuntimeStats &stats = it.second;
if (stats.get_period_count() > 0) {
ComponentStatPair pair = {it.first, &stats};
stats_to_display.push_back(pair);
}
}
// Sort by period runtime (descending)
std::sort(stats_to_display.begin(), stats_to_display.end(), std::greater<ComponentStatPair>());
// Log top components by period runtime
for (const auto &it : stats_to_display) {
const std::string &source = it.name;
const ComponentRuntimeStats *stats = it.stats;
ESP_LOGI(RUNTIME_TAG, " %s: count=%" PRIu32 ", avg=%.2fms, max=%" PRIu32 "ms, total=%" PRIu32 "ms", source.c_str(),
stats->get_period_count(), stats->get_period_avg_time_ms(), stats->get_period_max_time_ms(),
stats->get_period_time_ms());
}
// Log total stats since boot
ESP_LOGI(RUNTIME_TAG, "Total stats (since boot):");
// Re-sort by total runtime for all-time stats
std::sort(stats_to_display.begin(), stats_to_display.end(),
[](const ComponentStatPair &a, const ComponentStatPair &b) {
return a.stats->get_total_time_ms() > b.stats->get_total_time_ms();
});
for (const auto &it : stats_to_display) {
const std::string &source = it.name;
const ComponentRuntimeStats *stats = it.stats;
ESP_LOGI(RUNTIME_TAG, " %s: count=%" PRIu32 ", avg=%.2fms, max=%" PRIu32 "ms, total=%" PRIu32 "ms", source.c_str(),
stats->get_total_count(), stats->get_total_avg_time_ms(), stats->get_total_max_time_ms(),
stats->get_total_time_ms());
}
}
void RuntimeStatsCollector::process_pending_stats(uint32_t current_time) {
if (!this->enabled_ || this->next_log_time_ == 0)
return;
if (current_time >= this->next_log_time_) {
this->log_stats_();
this->reset_stats_();
this->next_log_time_ = current_time + this->log_interval_;
}
}
} // namespace esphome

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esphome/core/runtime_stats.h
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#pragma once
#include <map>
#include <string>
#include <vector>
#include <cstdint>
#include <algorithm>
#include "esphome/core/helpers.h"
#include "esphome/core/log.h"
namespace esphome {
static const char *const RUNTIME_TAG = "runtime";
class Component; // Forward declaration
class ComponentRuntimeStats {
public:
ComponentRuntimeStats()
: period_count_(0),
total_count_(0),
period_time_ms_(0),
total_time_ms_(0),
period_max_time_ms_(0),
total_max_time_ms_(0) {}
void record_time(uint32_t duration_ms) {
// Update period counters
this->period_count_++;
this->period_time_ms_ += duration_ms;
if (duration_ms > this->period_max_time_ms_)
this->period_max_time_ms_ = duration_ms;
// Update total counters
this->total_count_++;
this->total_time_ms_ += duration_ms;
if (duration_ms > this->total_max_time_ms_)
this->total_max_time_ms_ = duration_ms;
}
void reset_period_stats() {
this->period_count_ = 0;
this->period_time_ms_ = 0;
this->period_max_time_ms_ = 0;
}
// Period stats (reset each logging interval)
uint32_t get_period_count() const { return this->period_count_; }
uint32_t get_period_time_ms() const { return this->period_time_ms_; }
uint32_t get_period_max_time_ms() const { return this->period_max_time_ms_; }
float get_period_avg_time_ms() const {
return this->period_count_ > 0 ? this->period_time_ms_ / static_cast<float>(this->period_count_) : 0.0f;
}
// Total stats (persistent until reboot)
uint32_t get_total_count() const { return this->total_count_; }
uint32_t get_total_time_ms() const { return this->total_time_ms_; }
uint32_t get_total_max_time_ms() const { return this->total_max_time_ms_; }
float get_total_avg_time_ms() const {
return this->total_count_ > 0 ? this->total_time_ms_ / static_cast<float>(this->total_count_) : 0.0f;
}
protected:
// Period stats (reset each logging interval)
uint32_t period_count_;
uint32_t period_time_ms_;
uint32_t period_max_time_ms_;
// Total stats (persistent until reboot)
uint32_t total_count_;
uint32_t total_time_ms_;
uint32_t total_max_time_ms_;
};
// For sorting components by run time
struct ComponentStatPair {
std::string name;
const ComponentRuntimeStats *stats;
bool operator>(const ComponentStatPair &other) const {
// Sort by period time as that's what we're displaying in the logs
return stats->get_period_time_ms() > other.stats->get_period_time_ms();
}
};
class RuntimeStatsCollector {
public:
RuntimeStatsCollector() : log_interval_(60000), next_log_time_(0), enabled_(true) {}
void set_log_interval(uint32_t log_interval) { this->log_interval_ = log_interval; }
uint32_t get_log_interval() const { return this->log_interval_; }
void set_enabled(bool enabled) { this->enabled_ = enabled; }
bool is_enabled() const { return this->enabled_; }
void record_component_time(Component *component, uint32_t duration_ms, uint32_t current_time);
// Process any pending stats printing (should be called after component loop)
void process_pending_stats(uint32_t current_time);
protected:
void log_stats_();
void reset_stats_() {
for (auto &it : this->component_stats_) {
it.second.reset_period_stats();
}
}
// Back to string keys, but we'll cache the source name per component
std::map<std::string, ComponentRuntimeStats> component_stats_;
std::map<Component *, std::string> component_names_cache_;
uint32_t log_interval_;
uint32_t next_log_time_;
bool enabled_;
};
// Global instance for runtime stats collection
extern RuntimeStatsCollector runtime_stats;
} // namespace esphome