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: Tanping Wang Priority: Minor Fix For: Federation Branch 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) -- This message is automatically generated by JIRA. - For more information on JIRA, see: http://www.atlassian.com/software/jira