Struct MemorySnapshot 

pub struct MemorySnapshot {
    pub timestamp: Instant,
    pub allocated_bytes: u64,
    pub allocation_count: u64,
    pub freed_bytes: u64,
    pub deallocation_count: u64,
    pub live_bytes: u64,
    pub live_count: u64,
    pub peak_bytes: u64,
    pub rss_bytes: Option<u64>,
    pub heap_bytes: Option<u64>,
}

Memory snapshot at a point in time.

Fields

timestamp: Instant

Timestamp when snapshot was taken.

allocated_bytes: u64

Total allocated bytes.

allocation_count: u64

Total number of allocations.

freed_bytes: u64

Total freed bytes.

deallocation_count: u64

Number of deallocations.

live_bytes: u64

Current live allocations (allocated - freed).

live_count: u64

Current live allocation count.

peak_bytes: u64

Peak memory usage.

rss_bytes: Option<u64>

Resident set size (from OS).

heap_bytes: Option<u64>

Heap usage (from allocator if available).

Implementations

impl MemorySnapshot

pub fn live_mb(&self) -> f64

Get memory usage in megabytes.

pub fn peak_mb(&self) -> f64

Get peak memory in megabytes.

pub fn rss_mb(&self) -> Option<f64>

Get RSS in megabytes.

Trait Implementations

impl Clone for MemorySnapshot

fn clone(&self) -> MemorySnapshot

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MemorySnapshot

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

Formats the value using the given formatter.