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feat(go): expose async sink publish latency histogram

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lingniu
2026-07-03 19:02:24 +08:00
parent 018015f9de
commit afb301cb7a
6 changed files with 15 additions and 2 deletions
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docs/ops/100k-capacity-baseline.md
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@@ -64,6 +64,7 @@ systemd gateway 已配置 `LimitNOFILE=1048576`，需要持续保持。
| 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 async sink | `vehicle_async_sink_publish_duration_ms_histogram_bucket` | p99 不持续上升 |
| Gateway | `vehicle_gateway_publish_total{status="ok"}` | 持续增长 |
| Gateway | `vehicle_gateway_frame_duration_ms_histogram_bucket` | p99 小于容量目标 |
| History writer | `vehicle_history_batch_flush_total{status}` | `error` 不增长 |