hbase master cannot start up

2010-10-06 15:21:44,704 INFO org.apache.hadoop.hbase.master.HMaster: vmName=Java HotSpot(TM) Client VM, vmVendor=Sun Microsystems Inc., vmVersion=16.3-b01
2010-10-06 15:21:44,704 INFO org.apache.hadoop.hbase.master.HMaster: vmInputArguments=[-Xmx1000m, -XX:+HeapDumpOnOutOfMemoryError, -XX:+UseConcMarkSweepGC, -XX:+CMSIncrementalMode, -XX:+HeapDumpOnOutOfMemoryError, -XX:+UseConcMarkSweepGC, -XX:+CMSIncrementalMode, -XX:+HeapDumpOnOutOfMemoryError, -XX:+UseConcMarkSweepGC, -XX:+CMSIncrementalMode, -Dhbase.log.dir=/var/hadoop/hbase-logs, -Dhbase.log.file=hbase-johnson4932-master-johnson-cloud.log, -Dhbase.home.dir=/home/johnson4932/hbase, -Dhbase.id.str=johnson4932, -Dhbase.root.logger=INFO,DRFA, -Djava.library.path=/home/johnson4932/hbase/lib/native/Linux-i386-32]
2010-10-06 15:21:44,737 INFO org.apache.hadoop.hbase.master.HMaster: My address is johnson-cloud:60000
2010-10-06 15:21:44,899 ERROR org.apache.hadoop.hbase.master.HMaster: Can not start master
java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
        at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1233)
        at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1274)
Caused by: java.io.IOException: Call to johnson-cloud/120.119.77.253:9000 failed on local exception: java.io.EOFException
        at org.apache.hadoop.ipc.Client.wrapException(Client.java:775)
        at org.apache.hadoop.ipc.Client.call(Client.java:743)
        at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
        at $Proxy0.getProtocolVersion(Unknown Source)
        at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:359)
        at org.apache.hadoop.hdfs.DFSClient.createRPCNamenode(DFSClient.java:106)
        at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:207)
        at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:170)
        at org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:82)
        at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1378)
        at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:66)
        at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1390)
        at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:196)
        at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:95)
        at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:195)
        ... 6 more
Caused by: java.io.EOFException
        at java.io.DataInputStream.readInt(DataInputStream.java:375)
        at org.apache.hadoop.ipc.Client$Connection.receiveResponse(Client.java:501)
        at org.apache.hadoop.ipc.Client$Connection.run(Client.java:446)

 出现上述问题的原因是$HBASE_HOME/lib 中hadoop jar文件与 $HADOOP_HOME下面的jar文件不一致，因为本人用了多个版本的hadoop，比较混乱，清除掉不同版本的jar文件后问题排除。