Struct GatewayMetrics 

pub struct GatewayMetrics {

    pub start_time: Instant,
    pub total_connections: AtomicU64,
    pub total_disconnections: AtomicU64,
    pub rejected_connections: AtomicU64,
    pub total_requests: AtomicU64,
    pub total_request_errors: AtomicU64,
    pub total_response_bytes: AtomicU64,
    pub backend_reconnects: AtomicU64,
    pub backend_reconnect_failures: AtomicU64,
    pub last_reconnect_ms: AtomicU64,
    pub backend_online: AtomicU64,
    pub backend_pushes_received: AtomicU64,
    pub client_pushes_sent: AtomicU64,
    pub qot_subscribe_ops: AtomicU64,
    pub qot_unsubscribe_ops: AtomicU64,
    pub resubscribe_ops: AtomicU64,
    pub keepalive_timeouts: AtomicU64,
    /* private fields */
}

网关运行时监控指标

Fields

start_time: Instant

网关启动时间

total_connections: AtomicU64

累计接受的客户端连接数

total_disconnections: AtomicU64

累计客户端断开数

rejected_connections: AtomicU64

被拒绝的连接数（超过上限）

total_requests: AtomicU64

累计处理的请求数

total_request_errors: AtomicU64

累计请求错误数（handler 返回 None 或解密失败）

total_response_bytes: AtomicU64

累计响应字节数

backend_reconnects: AtomicU64

后端重连次数

backend_reconnect_failures: AtomicU64

后端重连失败次数

last_reconnect_ms: AtomicU64

最近一次重连时间 (Unix 毫秒, 0=未重连过)

backend_online: AtomicU64

后端是否在线 (1=online, 0=offline)

backend_pushes_received: AtomicU64

后端收到的推送数 (CMD 6212 / 4716 / 5300 等)

client_pushes_sent: AtomicU64

向客户端发送的推送数

qot_subscribe_ops: AtomicU64

行情订阅操作次数

qot_unsubscribe_ops: AtomicU64

行情退订操作次数

resubscribe_ops: AtomicU64

重连后重新订阅次数

keepalive_timeouts: AtomicU64

KeepAlive 超时断开数

Implementations

impl GatewayMetrics

pub fn new() -> Self

pub fn record_latency_ns(&self, ns: u64)

记录一次请求延迟 (纳秒)

pub fn latency_stats(&self) -> LatencyStats

获取延迟统计

pub fn uptime_str(&self) -> String

格式化运行时间

pub fn report(&self) -> String

生成 telnet 可展示的指标报告

Trait Implementations

impl Default for GatewayMetrics

fn default() -> Self

Returns the “default value” for a type.