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From "Ranith Sardar (Jira)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-14853) NPE in DFSNetworkTopology#chooseRandomWithStorageType() when the excludedNode is deleted
Date Thu, 19 Sep 2019 06:40:00 GMT

    [ https://issues.apache.org/jira/browse/HDFS-14853?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16933100#comment-16933100
] 

Ranith Sardar commented on HDFS-14853:
--------------------------------------

Attached the patch. Please review it once.

> NPE in DFSNetworkTopology#chooseRandomWithStorageType() when the excludedNode is deleted
> ----------------------------------------------------------------------------------------
>
>                 Key: HDFS-14853
>                 URL: https://issues.apache.org/jira/browse/HDFS-14853
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: Ranith Sardar
>            Assignee: Ranith Sardar
>            Priority: Major
>         Attachments: HDFS-14853.001.patch
>
>
>  
> {{org.apache.hadoop.ipc.RemoteException(java.lang.NullPointerException): java.lang.NullPointerException
>   at org.apache.hadoop.hdfs.net.DFSNetworkTopology.chooseRandomWithStorageType(DFSNetworkTopology.java:229)
>   at org.apache.hadoop.hdfs.net.DFSNetworkTopology.chooseRandomWithStorageType(DFSNetworkTopology.java:77)}}



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