Struct CacheMetrics 

pub struct CacheMetrics { /* private fields */ }

Cache metrics using atomics

Implementations

impl CacheMetrics

pub fn new(cache_name: &str) -> Self

Create a new metrics tracker for the named cache

pub fn record_hit(&self, lookup_time_ns: u64, timestamp: u64)

Record a cache hit with the given lookup time

pub fn record_miss(&self, lookup_time_ns: u64, timestamp: u64)

Record a cache miss with the given lookup time

pub fn record_eviction(&self, timestamp: u64)

Record a cache eviction

pub fn snapshot(&self) -> CacheSnapshot

Produce a serializable snapshot of the current cache metrics

pub fn has_issues(&self) -> bool

Check whether this cache is exhibiting issues such as low hit rate or slow lookups

Trait Implementations

impl Debug for CacheMetrics

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.