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feat(go): expose gateway async sink metrics

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lingniu
2026-07-03 18:28:07 +08:00
parent f8fbeb8936
commit fb03c80a95
6 changed files with 169 additions and 4 deletions
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docs/ops/100k-capacity-baseline.md
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@@ -61,6 +61,9 @@ systemd gateway 已配置 `LimitNOFILE=1048576`，需要持续保持。
| --- | --- | --- |
| Gateway | `vehicle_gateway_active_connections` | 能稳定到阶段目标连接数 |
| Gateway | `vehicle_gateway_connection_rejections_total` | 容量目标内不增长 |
| Gateway async sink | `vehicle_async_sink_queue_depth{sink}` | 队列深度不持续增长 |
| Gateway async sink | `vehicle_async_sink_enqueue_total{sink,kind,status}` | `timeout/closed` 不增长 |
| Gateway async sink | `vehicle_async_sink_publish_total{sink,kind,status}` | `error` 不增长 |
| Gateway | `vehicle_gateway_publish_total{status="ok"}` | 持续增长 |
| Gateway | parse/publish duration | p99 小于容量目标 |
| NATS bridge | `vehicle_bridge_nats_consumer_ack_pending` | 稳态为 0 |