class Azu::PerformanceMetrics

• Azu::PerformanceMetrics
• Reference
• Object

Overview

Performance metrics collection and analysis system Tracks request processing times, memory usage, component lifecycle, and error rates

Defined in:

azu/performance_metrics.cr

Constructors

• .new(enabled : Bool = true)

Class Method Summary

• .current_memory_usage : Int64

  Get current memory usage

• .time_cache_operation(metrics : PerformanceMetrics, key : String, operation : String, store_type : String, key_size : Int32 = 0, value_size : Int32 | Nil = nil, ttl : Time::Span | Nil = nil, &)

  Helper method to time and record cache operations

Instance Method Summary

• #aggregate_stats(since : Time | Nil = nil) : AggregatedStats

  Get aggregated statistics

• #cache_operation_breakdown(since : Time | Nil = nil) : Hash(String, Hash(String, Float64))

  Get cache operation breakdown by operation type

• #cache_stats(store_type : String | Nil = nil, since : Time | Nil = nil) : Hash(String, Float64)

  Get cache statistics

• #clear

  Clear all metrics

• #component_stats(component_type : String | Nil = nil, since : Time | Nil = nil) : Hash(String, Float64)

  Get component statistics

• #enabled : Bool
• #enabled=(enabled : Bool)

  Enable/disable metrics collection

• #endpoint_stats(endpoint : String, since : Time | Nil = nil) : Hash(String, Float64)

  Get endpoint-specific statistics

• #recent_caches(limit : Int32 = 100) : Array(CacheMetric)

  Get recent cache metrics

• #recent_components(limit : Int32 = 100) : Array(ComponentMetric)

  Get recent component metrics

• #recent_requests(limit : Int32 = 100) : Array(RequestMetric)

  Get recent request metrics

• #record_cache(key : String, operation : String, store_type : String, processing_time : Float64, hit : Bool | Nil = nil, key_size : Int32 = 0, value_size : Int32 | Nil = nil, ttl : Time::Span | Nil = nil, error : String | Nil = nil)

  Record a cache operation metric

• #record_component(component_id : String, component_type : String, event : String, processing_time : Float64 | Nil = nil, memory_before : Int64 | Nil = nil, memory_after : Int64 | Nil = nil, age_at_event : Time::Span | Nil = nil)

  Record a component lifecycle metric

• #record_request(endpoint : String, method : String, path : String, processing_time : Float64, memory_before : Int64, memory_after : Int64, status_code : Int32, request_id : String | Nil = nil)

  Record a request metric

• #start_time : Time
• #to_json(io : IO) : Nil

  Export metrics to JSON

Constructor Detail

Class Method Detail

Instance Method Detail