Struct MemoryBudget 

pub struct MemoryBudget {
    pub max_bytes: usize,
    pub current_bytes: usize,
    pub headroom_bytes: usize,
    pub peak_bytes: usize,
}

Tracks and enforces memory budget for the streaming system.

Fields

max_bytes: usize

Maximum allowed memory in bytes.

current_bytes: usize

Currently used memory in bytes.

headroom_bytes: usize

Reserved headroom (keep this much free).

peak_bytes: usize

Peak memory usage seen.

Implementations

impl MemoryBudget

pub fn new(max_bytes: usize) -> Self

pub fn allocate(&mut self, bytes: usize) -> bool

pub fn free(&mut self, bytes: usize)

pub fn utilization(&self) -> f32

pub fn available(&self) -> usize

pub fn is_over_budget(&self) -> bool

Trait Implementations

impl Clone for MemoryBudget

fn clone(&self) -> MemoryBudget

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MemoryBudget

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

Formats the value using the given formatter.