TcpServer 运行指标的无锁快照。 More...

#include <sttnet.h>

Public Attributes
uint64_t	accepted_connections =0

uint64_t	active_connections =0

uint64_t	closed_connections =0

uint64_t	rejected_connections =0

uint64_t	accept_errors =0

uint64_t	tls_handshake_failures =0

uint64_t	parsed_http_requests =0

uint64_t	queued_write_bytes =0

uint64_t	sent_bytes =0

uint64_t	pending_write_bytes =0

uint64_t	peak_pending_write_bytes =0

uint64_t	peak_pending_worker_tasks =0

uint64_t	write_overflows =0

uint64_t	worker_queue_overflows =0

uint64_t	send_ready_queue_overflows =0

uint64_t	worker_task_rejections =0

uint64_t	reactor_wakeups =0

uint64_t	reactor_wakeups_coalesced =0

uint64_t	write_syscalls =0

uint64_t	batched_write_syscalls =0

uint64_t	batched_write_buffers =0

uint64_t	idle_timeout_checks =0

uint64_t	idle_timeout_closes =0

uint64_t	graceful_shutdown_timeouts =0

Detailed Description

TcpServer 运行指标的无锁快照。

Note: 所有计数均为进程内累计值；active_connections 与 pending_write_bytes 为当前值。获取快照不会阻塞 Reactor，可从任意线程调用。

Member Data Documentation

◆ accept_errors

uint64_t stt::network::ServerMetricsSnapshot::accept_errors =0

accept4 的非暂时性失败次数。

◆ accepted_connections

uint64_t stt::network::ServerMetricsSnapshot::accepted_connections =0

成功接收的连接总数。

◆ active_connections

uint64_t stt::network::ServerMetricsSnapshot::active_connections =0

当前仍持有底层 fd 的连接数。

◆ batched_write_buffers

uint64_t stt::network::ServerMetricsSnapshot::batched_write_buffers =0

被批量发送调用覆盖的发送队列数据块总数。

◆ batched_write_syscalls

uint64_t stt::network::ServerMetricsSnapshot::batched_write_syscalls =0

使用多个 iovec 合并发送的 sendmsg 调用次数。

◆ closed_connections

uint64_t stt::network::ServerMetricsSnapshot::closed_connections =0

已完成底层资源释放的连接总数。

◆ graceful_shutdown_timeouts

uint64_t stt::network::ServerMetricsSnapshot::graceful_shutdown_timeouts =0

优雅排空超过配置时限、转为强制关闭的次数。

◆ idle_timeout_checks

uint64_t stt::network::ServerMetricsSnapshot::idle_timeout_checks =0

增量空闲连接检查次数。

◆ idle_timeout_closes

uint64_t stt::network::ServerMetricsSnapshot::idle_timeout_closes =0

因超过空闲超时而关闭的连接数。

◆ parsed_http_requests

uint64_t stt::network::ServerMetricsSnapshot::parsed_http_requests =0

成功完成边界校验和解析的 HTTP 请求数。

◆ peak_pending_worker_tasks

uint64_t stt::network::ServerMetricsSnapshot::peak_pending_worker_tasks =0

Worker 等待任务数的历史峰值。

◆ peak_pending_write_bytes

uint64_t stt::network::ServerMetricsSnapshot::peak_pending_write_bytes =0

所有连接待发字节数的历史峰值。

◆ pending_write_bytes

uint64_t stt::network::ServerMetricsSnapshot::pending_write_bytes =0

所有连接当前尚未发送的队列字节数。

◆ queued_write_bytes

uint64_t stt::network::ServerMetricsSnapshot::queued_write_bytes =0

业务层成功提交到发送队列的累计字节数。

◆ reactor_wakeups

uint64_t stt::network::ServerMetricsSnapshot::reactor_wakeups =0

实际写入 eventfd 的 Reactor 唤醒次数。

◆ reactor_wakeups_coalesced

uint64_t stt::network::ServerMetricsSnapshot::reactor_wakeups_coalesced =0

被合并、未产生额外系统调用的唤醒次数。

◆ rejected_connections

uint64_t stt::network::ServerMetricsSnapshot::rejected_connections =0

因达到并发连接上限而拒绝的连接总数。

◆ send_ready_queue_overflows

uint64_t stt::network::ServerMetricsSnapshot::send_ready_queue_overflows =0

发送通知环形队列进入后备队列的次数。

◆ sent_bytes

uint64_t stt::network::ServerMetricsSnapshot::sent_bytes =0

Reactor 成功写入 socket/TLS 的累计字节数。

◆ tls_handshake_failures

uint64_t stt::network::ServerMetricsSnapshot::tls_handshake_failures =0

TLS 服务端握手失败次数。

◆ worker_queue_overflows

uint64_t stt::network::ServerMetricsSnapshot::worker_queue_overflows =0

Worker 完成环形队列进入后备队列的次数。

◆ worker_task_rejections

uint64_t stt::network::ServerMetricsSnapshot::worker_task_rejections =0

Worker 任务队列达到上限或停止后拒绝的任务数。

◆ write_overflows

uint64_t stt::network::ServerMetricsSnapshot::write_overflows =0

超过每连接发送高水位的次数。

◆ write_syscalls

uint64_t stt::network::ServerMetricsSnapshot::write_syscalls =0

Reactor 发起的 socket/TLS 写调用次数。

The documentation for this struct was generated from the following file:

include/sttnet.h

Public Attributes