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https://issues.apache.org/jira/browse/HDFS-14247?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16781890#comment-16781890
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Íñigo Goiri commented on HDFS-14247:
------------------------------------

Thanks [~marvelrock] for the reminder and the patch.
Committed to trunk.

> Repeat adding node description into network topology
> ----------------------------------------------------
>
>                 Key: HDFS-14247
>                 URL: https://issues.apache.org/jira/browse/HDFS-14247
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: datanode
>    Affects Versions: 3.3.0
>            Reporter: HuangTao
>            Assignee: HuangTao
>            Priority: Minor
>             Fix For: 3.3.0
>
>         Attachments: HDFS-14247.001.patch
>
>
> I find there is a duplicate code to add nodeDescr to networktopology in the 
> DatanodeManager.java#registerDatanode.
> It firstly call networktopology.add(nodeDescr), and then call  
> addDatanode(nodeDescr) to add nodeDescr again



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