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From "Brahma Reddy Battula (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8173) NPE thrown at DataNode startup.
Date Sun, 19 Apr 2015 15:04:59 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8173?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14501970#comment-14501970
] 

Brahma Reddy Battula commented on HDFS-8173:
--------------------------------------------

IIUC Yes, It is different..[~surendrasingh] thanks for takeup this jira.. Patch ,LGTM, +1
( non-binding)..

> NPE thrown at DataNode startup.
> -------------------------------
>
>                 Key: HDFS-8173
>                 URL: https://issues.apache.org/jira/browse/HDFS-8173
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: datanode
>            Reporter: Archana T
>            Assignee: surendra singh lilhore
>            Priority: Minor
>         Attachments: HDFS-8173.patch
>
>
> NPE thrown at Datanode startup --
> {code}
> 2015-04-17 17:37:01,069 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: Exception
shutting down DataNode HttpServer
> java.lang.NullPointerException
>         at org.apache.hadoop.hdfs.server.datanode.DataNode.shutdown(DataNode.java:1703)
>         at org.apache.hadoop.hdfs.server.datanode.DataNode.<init>(DataNode.java:433)
>         at org.apache.hadoop.hdfs.server.datanode.DataNode.makeInstance(DataNode.java:2392)
>         at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:2279)
>         at org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:2326)
>         at org.apache.hadoop.hdfs.server.datanode.DataNode.secureMain(DataNode.java:2503)
>         at org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:2527)
> {code}



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