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https://issues.apache.org/jira/browse/HDFS-2891?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Uma Maheswara Rao G reassigned HDFS-2891:
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    Assignee: Uma Maheswara Rao G

> Some times first DataNode detected as bad when we power off for the second 
> DataNode.
> ------------------------------------------------------------------------------------
>
>                 Key: HDFS-2891
>                 URL: https://issues.apache.org/jira/browse/HDFS-2891
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: datanode, hdfs-client
>    Affects Versions: 1.1.0
>            Reporter: Uma Maheswara Rao G
>            Assignee: Uma Maheswara Rao G
>            Priority: Major
>
> In one of my clusters, observed this situation.
> This issue looks to be due to time out in ResponseProcesser at client side, 
> it is marking first DataNode as bad.
> This happens in 20.2 version. This can be there in branch-1 as well and will 
> check for trunk.



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