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Posted to common-dev@hadoop.apache.org by "Brandon Li (JIRA)" <ji...@apache.org> on 2014/07/21 22:14:38 UTC
[jira] [Resolved] (HADOOP-10545) hdfs zkfc NullPointerException
[ https://issues.apache.org/jira/browse/HADOOP-10545?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Brandon Li resolved HADOOP-10545.
---------------------------------
Resolution: Duplicate
> hdfs zkfc NullPointerException
> ------------------------------
>
> Key: HADOOP-10545
> URL: https://issues.apache.org/jira/browse/HADOOP-10545
> Project: Hadoop Common
> Issue Type: Bug
> Affects Versions: 2.4.0
> Environment: Linux
> Reporter: Sebastien Barrier
> Priority: Minor
>
> Running hdfs zkfc on a node which is not a Namenode result of NullPointerException.
> An error message should be displayed telling that zkfc must be run only on a Namenode server and/or to verify configuration parameters.
> # hdfs zkfc -formatZK
> Exception in thread "main" java.lang.NullPointerException
> at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:187)
> at org.apache.hadoop.hdfs.tools.NNHAServiceTarget.<init>(NNHAServiceTarget.java:57)
> at org.apache.hadoop.hdfs.tools.DFSZKFailoverController.create(DFSZKFailoverController.java:128)
> at org.apache.hadoop.hdfs.tools.DFSZKFailoverController.main(DFSZKFailoverController.java:172)
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