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https://issues.apache.org/jira/browse/IOTDB-3408?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jialin Qiao reassigned IOTDB-3408:
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Assignee: Song Ziyang (was: Yukun Zhou)
> Snapshot error about MTreeAboveSG
> ---------------------------------
>
> Key: IOTDB-3408
> URL: https://issues.apache.org/jira/browse/IOTDB-3408
> Project: Apache IoTDB
> Issue Type: Bug
> Components: mpp-cluster
> Affects Versions: 0.14.0-SNAPSHOT
> Reporter: 刘珍
> Assignee: Song Ziyang
> Priority: Major
> Attachments: image-2022-06-07-10-16-17-643.png
>
>
> master_0606_c2afca1
> 3confignode，3datanode，schemaRegion/dataRegion 3副本。
> Restart recovery, the third confignode error ：
> 2022-06-07 09:28:37,926 [ForkJoinPool.commonPool-worker-43] ERROR
> o.a.i.d.m.m.MTreeAboveSG:564 - Wrong node type. Cannot deserialize
> MTreeAboveSG from given buffer
> !image-2022-06-07-10-16-17-643.png!
> 复现流程
> 1. 192.168.10.62/66/68 72C256G
> bm 连ip-62 写数据
> 停止3个datanode，备份数据
> /data/liuzhen_test/master_0606_c2afca1/datanode/data_2022_06_07-08-55-06_for_rec
> 停止3个confignode，备份数据/data/liuzhen_test/master_0606_c2afca1/confignode/data_2022_06_07-08-55-39_for_rec
> 2. 顺序启动ip-62,66,68
> 只有68的confignode有error
> 另：3个datanode启动失败
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