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https://issues.apache.org/jira/browse/HDFS-14853?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16933785#comment-16933785
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Ranith Sardar commented on HDFS-14853:
--------------------------------------
Thankx [~ayushtkn], for reviewing this patch. And yes, this UT looks pretty
simple, thanks for the suggestion. Given new patch.
[~John Smith], We should not import *, has changed in the new patch.
The UT failure is not related to the patch.
> 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, HDFS-14853.002.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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