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feat(go): batch tdengine history writes

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lingniu
2026-07-03 18:37:38 +08:00
parent 3b0c5fbd5a
commit 09f3e68891
8 changed files with 447 additions and 12 deletions
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docs/ops/100k-capacity-baseline.md
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@@ -66,6 +66,9 @@ systemd gateway 已配置 `LimitNOFILE=1048576`，需要持续保持。
| 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 |
| History writer | `vehicle_history_batch_flush_total{status}` | `error` 不增长 |
| History writer | `vehicle_history_batch_rows_total{status}` | batch 行数持续增长 |
| History writer | `vehicle_history_batch_flush_duration_ms{status}` | flush 延迟不持续上升 |
| NATS bridge | `vehicle_bridge_nats_consumer_ack_pending` | 稳态为 0 |
| NATS bridge | `vehicle_bridge_nats_consumer_pending` | burst 后下降 |
| Kafka consumers | `vehicle_*_kafka_lag` | 稳态为 0，burst 后下降 |