Improve the usability of namenode -format
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Key: HDFS-1905
URL: https://issues.apache.org/jira/browse/HDFS-1905
Project: Hadoop HDFS
Issue Type: Bug
Components: name-node
Affects Versions: 0.23.0
Reporter: Bharath Mundlapudi
Assignee: Bharath Mundlapudi
Priority: Minor
Fix For: 0.23.0
While setting up 0.23 version based cluster, i ran into this issue. When i
issue a format namenode command, which got changed in 23, it should let the
user know to
./hdfs namenode -format
I get the following error msg, still its not clear what and how user should use
this command.
11/05/09 15:36:25 ERROR namenode.NameNode: java.lang.IllegalArgumentException:
Format must be provided with clusterid
at
org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1483)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1623)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1689)
The usability of this command can be improved.
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