Sebastien Barrier created HADOOP-10545:
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Summary: 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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