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Namenode joining error in HA configuration
Hi All,

I'm new in Hadoop administration, Can someone please help me?

Hadoop-version :- 2.0.5 alpha and using QJM

I'm getting below error messages while starting Hadoop hdfs using 'start-dfs.sh'

2013-01-23 03:25:43,208 INFO
org.apache.hadoop.hdfs.server.namenode.FSImage: Image file of size 121
loaded in 0 seconds.
2013-01-23 03:25:43,209 INFO
org.apache.hadoop.hdfs.server.namenode.FSImage: Loaded image for txid
0 from /tmp/hadoop-hadoop/dfs/name/current/fsimage_0000000000000000000
2013-01-23 03:25:43,217 INFO
org.apache.hadoop.hdfs.server.namenode.NameCache: initialized with 0
entries 0 lookups
2013-01-23 03:25:43,217 INFO
org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Finished loading
FSImage in 1692 msecs
2013-01-23 03:25:43,552 INFO org.apache.hadoop.ipc.Server: Starting
Socket Reader #1 for port 8020
2013-01-23 03:25:43,592 INFO
org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Registered
FSNamesystemState MBean
2013-01-23 03:25:43,699 INFO
org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Stopping services
started for standby state
2013-01-23 03:25:43,822 INFO
org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Stopping services
started for active state
2013-01-23 03:25:43,822 INFO
org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Stopping services
started for standby state
2013-01-23 03:25:43,824 INFO org.apache.hadoop.ipc.Server: Stopping
server on 8020
2013-01-23 03:25:43,829 INFO
org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Stopping NameNode
metrics system...
2013-01-23 03:25:43,831 INFO
org.apache.hadoop.metrics2.impl.MetricsSystemImpl: NameNode metrics
system stopped.
2013-01-23 03:25:43,832 INFO
org.apache.hadoop.metrics2.impl.MetricsSystemImpl: NameNode metrics
system shutdown complete.
2013-01-23 03:25:43,835 FATAL
org.apache.hadoop.hdfs.server.namenode.NameNode: Exception in namenode
join
org.apache.hadoop.util.Shell$ExitCodeException:
        at org.apache.hadoop.util.Shell.runCommand(Shell.java:202)
        at org.apache.hadoop.util.Shell.run(Shell.java:129)
        at org.apache.hadoop.fs.DF.getFilesystem(DF.java:108)
        at org.apache.hadoop.hdfs.server.namenode.NameNodeResourceChecker$CheckedVolume.<init>(NameNodeResourceChecker.java:69)
        at org.apache.hadoop.hdfs.server.namenode.NameNodeResourceChecker.addDirToCheck(NameNodeResourceChecker.java:165)
        at org.apache.hadoop.hdfs.server.namenode.NameNodeResourceChecker.<init>(NameNodeResourceChecker.java:134)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startCommonServices(FSNamesystem.java:683)
        at org.apache.hadoop.hdfs.server.namenode.NameNode.startCommonServices(NameNode.java:484)
        at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:448)
Thanks