Struct LatencySnapshot 

pub struct LatencySnapshot {
    pub samples: u64,
    pub min_ns: u64,
    pub max_ns: u64,
    pub sum_ns: u128,
}

单个 slave 的延迟统计快照

Fields

samples: u64

已采样的请求总数

min_ns: u64

最小延迟（纳秒）

max_ns: u64

最大延迟（纳秒）

sum_ns: u128

累计延迟（纳秒），用于计算平均值

Implementations

impl LatencySnapshot

pub fn record(&mut self, latency: Duration)

pub fn avg_ns(&self) -> u64

平均延迟（纳秒），无样本时返回 0

pub fn avg(&self) -> Duration

Trait Implementations

impl Clone for LatencySnapshot

fn clone(&self) -> LatencySnapshot

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for LatencySnapshot

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

Formats the value using the given formatter.

impl Default for LatencySnapshot

fn default() -> LatencySnapshot

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for LatencySnapshot

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for LatencySnapshot

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.