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From "Madhab Nayak (Created) (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HBASE-4502) Error at HMaster start
Date Tue, 27 Sep 2011 23:18:45 GMT
Error at HMaster start
----------------------

                 Key: HBASE-4502
                 URL: https://issues.apache.org/jira/browse/HBASE-4502
             Project: HBase
          Issue Type: Bug
         Environment: Ubuntu 11
            Reporter: Madhab Nayak


I have set up hadoop 0.20.2 as Pseduo distributed. This is running fine.

And trying to integrate hbase-0.90.4/3 with hadoop. But while starting, getting following
error at Master log.


2011-09-27 15:01:16,295 INFO org.apache.zookeeper.server.NIOServerCnxn: Client attempting
to establish new session at /127.0.0.1:37643
2011-09-27 15:01:16,296 INFO org.apache.zookeeper.server.NIOServerCnxn: Established session
0x132ace7f4fa0002 with negotiated timeout 40000 for client /127.0.0.1:37643
2011-09-27 15:01:16,296 INFO org.apache.zookeeper.ClientCnxn: Session establishment complete
on server localhost/127.0.0.1:2181, sessionid = 0x132ace7f4fa0002, negotiated timeout = 40000
2011-09-27 15:01:16,468 FATAL org.apache.hadoop.hbase.master.HMaster: Unhandled exception.
Starting shutdown.
java.io.IOException: Call to localhost/127.0.0.1:8020 failed on local exception: java.io.EOFException
	at org.apache.hadoop.ipc.Client.wrapException(Client.java:1139)
	at org.apache.hadoop.ipc.Client.call(Client.java:1107)
	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:226)
	at $Proxy6.getProtocolVersion(Unknown Source)
	at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:398)
	at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:384)
	at org.apache.hadoop.hdfs.DFSClient.createRPCNamenode(DFSClient.java:111)
	at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:213)
	at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:180)
	at org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:89)
	at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1514)
	at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:67)
	at org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:1548)
	at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1530)
	at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:228)
	at org.apache.hadoop.fs.Path.getFileSystem(Path.java:183)
	at org.apache.hadoop.hbase.util.FSUtils.getRootDir(FSUtils.java:364)
	at org.apache.hadoop.hbase.master.MasterFileSystem.<init>(MasterFileSystem.java:81)
	at org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:346)
	at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:282)
	at org.apache.hadoop.hbase.master.HMasterCommandLine$LocalHMaster.run(HMasterCommandLine.java:193)
	at java.lang.Thread.run(Thread.java:662)
Caused by: java.io.EOFException
	at java.io.DataInputStream.readInt(DataInputStream.java:375)
	at org.apache.hadoop.ipc.Client$Connection.receiveResponse(Client.java:812)
	at org.apache.hadoop.ipc.Client$Connection.run(Client.java:720)
2011-09-27 15:01:16,470 INFO org.apache.hadoop.hbase.master.HMaster: Aborting
2011-09-27 15:01:16,470 DEBUG org.apache.hadoop.hbase.master.HMaster: Stopping service threads
2011-09-27 15:01:16,470 INFO org.apache.hadoop.ipc.HBaseServer: Stopping server on 51567



hbase-site.xml file structure is as follows....

<configuration>
<property>
    <name>hbase.rootdir</name>
    <value>hdfs://localhost:8020/hbase</value>
  </property>

<property>
    <name>dfs.replication</name>
    <value>1</value>
  </property>
</configuration>


Please help me to fix this error............ 


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