Struct Metrics 

pub struct Metrics {

    pub major_collections: AtomicU64,
    pub minor_collections: AtomicU64,
    pub major_collect_avg_time: AtomicU64,
    pub minor_collect_avg_time: AtomicU64,
    pub max_old_objects: AtomicU64,
    pub old_objects_count: AtomicU64,
    pub arena_size: AtomicU64,
    pub prev_arena_size: AtomicU64,
    pub state: AtomicU8,
    pub max_yield_time: AtomicU64,
    pub avg_yield_time: AtomicU64,
    pub max_arena_size: AtomicU64,
    pub monitor_is_on: bool,
}

A ‘snapshot’ of the metrics relevant to the GC’s internal triggers.

Obtained by calling crate::Arena::metrics.

Fields

major_collections: AtomicU64

Number of major collections that have occured.

minor_collections: AtomicU64

Number of minor collections that have occured.

major_collect_avg_time: AtomicU64

Average time that takes for a major collection to complete.

minor_collect_avg_time: AtomicU64

Average time that takes for a minor collection to complete.

max_old_objects: AtomicU64

Once the old objects count reaches this number, a major collection will be triggered

old_objects_count: AtomicU64

Running total of object that have been traced since the last major collection and all succeeding minor collections.

arena_size: AtomicU64

Total amount of memory allocated by the arena.

prev_arena_size: AtomicU64

The arena size at the start of the last collection.

state: AtomicU8

The current state of the GC.

max_yield_time: AtomicU64

avg_yield_time: AtomicU64

max_arena_size: AtomicU64

monitor_is_on: bool

Implementations

impl Metrics

pub fn new() -> Self

pub fn get_major_collections(&self) -> u64

pub fn get_minor_collections(&self) -> u64

pub fn update_minor_collection_avg_time(&self, new_value: u64)

pub fn update_major_collection_avg_time(&self, new_value: u64)

pub fn get_major_collect_avg_time(&self) -> u64

pub fn get_minor_collect_avg_time(&self) -> u64

pub fn get_max_old_objects(&self) -> u64

pub fn get_old_objects_count(&self) -> u64

pub fn get_arena_size(&self) -> u64

pub fn get_prev_arena_size(&self) -> u64

pub fn get_state(&self) -> u8

pub fn get_max_yield_time(&self) -> u64

pub fn get_avg_yield_time(&self) -> u64

pub fn get_max_arena_size(&self) -> u64

Trait Implementations

impl Debug for Metrics

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

Formats the value using the given formatter.