Struct CacheStats

pub struct CacheStats {

    pub total_entries: u64,
    pub expired_entries: u64,
    pub valid_entries: u64,
    pub average_age_seconds: u64,
    pub min_age_seconds: u64,
    pub max_age_seconds: u64,
    pub memory_usage_estimate: usize,
    pub hit_count: u64,
    pub miss_count: u64,
    pub total_accesses: u64,
    pub insertions: u64,
    pub removals: u64,
    pub expired_cleaned: u64,
    pub size_cleaned: u64,
}

Cache statistics

Fields

total_entries: u64

Total entries

expired_entries: u64

Expired entries

valid_entries: u64

Valid entries

average_age_seconds: u64

Average entry age (seconds)

min_age_seconds: u64

Minimum entry age (seconds)

max_age_seconds: u64

Maximum entry age (seconds)

memory_usage_estimate: usize

Memory usage estimate (bytes)

hit_count: u64

Hit count

miss_count: u64

Miss count

total_accesses: u64

Total accesses

insertions: u64

Insertions

removals: u64

Removals

expired_cleaned: u64

Expired cleaned count

size_cleaned: u64

Size cleaned count

Implementations

impl CacheStats

pub fn hit_ratio(&self) -> f64

Hit ratio

pub fn miss_ratio(&self) -> f64

Miss ratio

pub fn is_healthy(&self) -> bool

Is healthy (hit ratio > 0.8 and expired entries < 1/4 of total)

pub fn efficiency_score(&self) -> f64

Efficiency score (hit ratio * (1 - expired ratio))

Trait Implementations

impl Clone for CacheStats

fn clone(&self) -> CacheStats

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for CacheStats

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

Formats the value using the given formatter.