Struct Metrics 

pub struct Metrics { /* private fields */ }

Implementations

impl Metrics

pub fn new(ring_capacity: usize) -> Self

pub fn record_hot_hit(&self)

pub fn record_hot_miss(&self)

pub fn record_cold_fallback(&self)

pub fn record_migration_down(&self)

pub fn record_migration_up(&self)

pub fn record_migration_failed(&self)

pub fn record_migration_rollback(&self)

pub fn record_restore_enqueued(&self)

pub fn record_feedback(&self)

pub fn record_search_latency(&self, ns: u64)

pub fn hit_rate(&self) -> f64

pub fn avg_latency_ms(&self) -> f64

pub fn p99_latency_ms(&self) -> f64

pub fn snapshot(&self) -> HashMap<String, u64>

pub fn to_prometheus(&self) -> String

导出Prometheus文本格式