Struct AllocationStats 

pub struct AllocationStats {
    pub total_allocations: u64,
    pub total_bytes: u64,
    pub avoidable_allocations: u64,
    pub avoidable_bytes: u64,
    pub small_allocations: u64,
    pub medium_allocations: u64,
    pub large_allocations: u64,
}

Allocation statistics for hot path analysis

Fields

total_allocations: u64

Total allocations observed

total_bytes: u64

Total bytes allocated

avoidable_allocations: u64

Allocations that could have been avoided

avoidable_bytes: u64

Bytes that could have been saved

small_allocations: u64

Small allocations (< 64 bytes)

medium_allocations: u64

Medium allocations (64-1024 bytes)

large_allocations: u64

Large allocations (> 1024 bytes)

Implementations

impl AllocationStats

pub fn record_allocation(&mut self, bytes: usize, avoidable: bool)

Record an allocation

pub fn waste_percentage(&self) -> f64

Calculate waste percentage

pub fn report(&self) -> String

Generate optimization report

Trait Implementations

impl Clone for AllocationStats

fn clone(&self) -> AllocationStats

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for AllocationStats

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

Formats the value using the given formatter.

impl Default for AllocationStats

fn default() -> AllocationStats

Returns the “default value” for a type.

impl Copy for AllocationStats