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[2.0.2] zh: add an alerting rule (#569) #585

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Apr 9, 2021
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[2.0.2] zh: add an alerting rule (#569) #585

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8147892
cherry pick #569 to release-2.0
lance6716 Mar 8, 2021
0b2680d
Merge branch 'release-2.0' into release-2.0-7f9260244f2a
CharLotteiu Mar 10, 2021
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4 changes: 4 additions & 0 deletions zh/handle-alerts.md
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Expand Up @@ -9,6 +9,10 @@ summary: 了解 DM 中各主要告警信息的处理方法。

## 高可用告警

### `DM_master_all_down`

当全部 DM-master 离线时触发该告警。发生该错误时，需要检查集群环境，并通过各节点日志排查错误。

### `DM_worker_offline`

存在离线的 DM-worker 超过一小时会触发该告警。在高可用架构下，该告警可能不会直接中断任务，但是会提升任务中断的风险。处理告警可以查看对应 DM-worker 节点的工作状态，检查是否连通，并通过日志排查错误。
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