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feat(go): expose realtime store latency histogram

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lingniu
2026-07-03 19:05:58 +08:00
parent afb301cb7a
commit 3900144ea4
6 changed files with 28 additions and 8 deletions
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docs/ops/100k-capacity-baseline.md
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@@ -77,7 +77,8 @@ systemd gateway 已配置 `LimitNOFILE=1048576`，需要持续保持。
| NATS bridge | `vehicle_bridge_batch_pending_messages` | 稳态接近 0，burst 后下降 |
| NATS bridge | `vehicle_bridge_batch_duration_ms_histogram_bucket` | p99 不持续上升 |
| Kafka consumers | `vehicle_*_kafka_lag` | 稳态为 0，burst 后下降 |
| Realtime Redis | `vehicle_realtime_store_update_duration_ms{store="redis"}` | 毫秒级 |
| Realtime Redis | `vehicle_realtime_store_update_duration_ms_histogram_bucket{store="redis"}` | p99 毫秒级且不持续上升 |
| Realtime MySQL | `vehicle_realtime_store_update_duration_ms_histogram_bucket{store="mysql"}` | p99 不持续上升 |
| Realtime MySQL | async queue depth | 不持续增长 |
## 分阶段压测