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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] Resolved: (HDFS-1705) HDFS federation: Balancer command throws NullPointerException
Date Thu, 03 Mar 2011 01:15:36 GMT

     [ https://issues.apache.org/jira/browse/HDFS-1705?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Tsz Wo (Nicholas), SZE resolved HDFS-1705.
------------------------------------------

    Resolution: Fixed

I have committed this.  Thanks Suresh and Tanping!

> HDFS federation:  Balancer command throws NullPointerException
> --------------------------------------------------------------
>
>                 Key: HDFS-1705
>                 URL: https://issues.apache.org/jira/browse/HDFS-1705
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: balancer
>    Affects Versions: Federation Branch
>            Reporter: Tanping Wang
>            Assignee: Suresh Srinivas
>            Priority: Minor
>             Fix For: Federation Branch
>
>         Attachments: HDFS-1705.patch
>
>
> Run balancer results in "java.lang.NullPointerException" error.
> $ hdfs balancer
> 11/02/02 18:06:24 ERROR balancer.Balancer: java.lang.NullPointerException
>        at org.apache.hadoop.hdfs.server.balancer.Balancer$Cli.setConf(Balancer.java:1467)
>        at org.apache.hadoop.conf.Configured.<init>(Configured.java:38)
>        at org.apache.hadoop.conf.Configured.<init>(Configured.java:33)
>        at org.apache.hadoop.hdfs.server.balancer.Balancer$Cli.<init>(Balancer.java:1463)
>        at org.apache.hadoop.hdfs.server.balancer.Balancer.main(Balancer.java:1553)

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