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37 lines
1.5 KiB
Markdown
37 lines
1.5 KiB
Markdown
# 修复前基线证据(任务 1.1 / 1.2)
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## 采样时间
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- 2026-04-22 18:00(Asia/Shanghai)
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## 样本说明
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- 采样条件:
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- 卡已绑定设备(`tb_device_sim_binding.bind_status=1`)
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- 该卡无生效卡级套餐(`tb_package_usage.iot_card_id` 无 `status=1`)
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- 所属设备存在生效设备级套餐(`tb_package_usage.device_id` 有 `status=1`)
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## 关键基线数据(MCP 查询)
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### 1) 绑定设备卡流量已增长
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| card_id | iccid | device_id | last_gateway_reading_mb | current_month_usage_mb | card_usage_mb | last_data_check_at |
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|---|---|---:|---:|---:|---:|---|
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| 4 | 89860885192590572650 | 2 | 2875.72 | 2875.72 | 2872 | 2026-04-22T09:44:22.355Z |
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| 6 | 8986062575000172349 | 2 | 9047.27 | 9047.27 | 9047 | 2026-04-22T09:48:28.203Z |
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| 7 | 89860624660021733454 | 3 | 33137.81 | 33137.81 | 33136 | 2026-04-22T09:48:50.758Z |
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### 2) 对应设备级套餐未扣减
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| device_id | package_usage_id | usage_type | status | data_usage_mb | package_updated_at |
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|---:|---:|---|---:|---:|---|
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| 2 | 5 | device | 1 | 0 | 2026-04-22T07:19:38.584Z |
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| 3 | 6 | device | 1 | 0 | 2026-04-22T08:24:56.831Z |
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## 基线结论
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- 卡侧流量字段(`last_gateway_reading_mb` / `current_month_usage_mb` / `tb_iot_card.data_usage_mb`)已明显增长。
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- 设备级生效套餐(`tb_package_usage.status=1` 且 `usage_type=device`)的 `data_usage_mb` 仍为 0。
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- 可确认当前存在“卡流量增长但套餐未扣减”的问题基线,符合本提案修复目标。
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