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https://issues.apache.org/jira/browse/HDFS-2891?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13243703#comment-13243703
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Uma Maheswara Rao G commented on HDFS-2891:
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Hi Chackara,
Thanks a lot for working on this issue.
Seems to be valid scenario. Do you want to upload a patch for this issue?
> 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: data-node, hdfs client
> Affects Versions: 1.1.0
> Reporter: Uma Maheswara Rao G
>
> 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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