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https://issues.apache.org/jira/browse/IOTDB-3256?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17557302#comment-17557302
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FengQingxin commented on IOTDB-3256:
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这个有时效性：一段时间后可以操作了；但是也有问题
同时cli连接datanode，两个重启的可以马上投入使用，反倒未重启的需要等待
!image-2022-06-22-15-42-21-873.png!
> [cluster]Got an error when restart 2 datanodes of 3
> ---------------------------------------------------
>
> Key: IOTDB-3256
> URL: https://issues.apache.org/jira/browse/IOTDB-3256
> Project: Apache IoTDB
> Issue Type: Bug
> Components: Core/Cluster
> Affects Versions: 0.14.0-SNAPSHOT
> Reporter: FengQingxin
> Assignee: Jinrui Zhang
> Priority: Major
> Attachments: image-2022-05-23-07-35-08-374.png,
> image-2022-06-22-15-42-21-873.png
>
>
> Reprodece step:
> 1.set up a cluster with 3C3D ;
> 2.using some sample sql to test it;
> 3.stop two datanodes;
> 4.start these two datanode again and using some sql to test in iotdb -cli
> the one which not ge restarted got an error:Msg: 500:
> [INTERNAL_SERVER_ERROR(500)] Exception occurred: "select * from root.**".
> executeStatement failed. cannot fetch schema, status is: 411, msg is:
> org.apache.iotdb.db.exception.mpp.FragmentInstanceDispatchException:
> org.apache.thrift.TException: Error in calling method sendFragmentInstance
> !image-2022-05-23-07-35-08-374.png!
>
>
> Expect: there is no error msg
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