Struct TierMetrics 

pub struct TierMetrics { /* private fields */ }

Tier metrics collector

Implementations

impl TierMetrics

pub fn new() -> Self

Create a new metrics collector

pub fn record_query(&self, tier: StorageTier, latency_us: u64, hit: bool)

Record a query to a tier

pub fn record_transition(&self, transition: TierTransition)

Record a tier transition

pub fn update_tier_usage( &self, tier: StorageTier, used_bytes: u64, capacity_bytes: u64, )

Update tier capacity and usage

pub fn update_index_count(&self, tier: StorageTier, count: usize)

Update index count for a tier

pub fn record_bytes_read(&self, tier: StorageTier, bytes: u64)

Record bytes read from a tier

pub fn record_bytes_written(&self, tier: StorageTier, bytes: u64)

Record bytes written to a tier

pub fn get_tier_statistics(&self, tier: StorageTier) -> TierStatistics

Get statistics for a tier

pub fn get_all_tier_statistics(&self) -> HashMap<StorageTier, TierStatistics>

Get all tier statistics

pub fn get_transition_history( &self, limit: Option<usize>, ) -> Vec<TierTransition>

Get transition history

pub fn get_performance_metrics(&self) -> PerformanceMetrics

Get performance metrics

pub fn update_performance_metrics<F>(&self, update_fn: F)

where F: FnOnce(&mut PerformanceMetrics),

Update performance metrics

pub fn get_cost_metrics(&self) -> CostMetrics

Get cost metrics

pub fn update_cost_metrics<F>(&self, update_fn: F)

where F: FnOnce(&mut CostMetrics),

Update cost metrics

pub fn calculate_efficiency(&self) -> TieringEfficiency

Calculate overall system efficiency

pub fn reset(&self)

Reset all metrics

Trait Implementations

impl Clone for TierMetrics

fn clone(&self) -> TierMetrics

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for TierMetrics

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

Formats the value using the given formatter.

impl Default for TierMetrics

fn default() -> Self

Returns the “default value” for a type.