Ted Yu <yuzhihong@...> writes:
>
> Remove hadoop-*.jar from $HBASE_HOME/lib.
> Copy hadoop-0.20.2 jar to hbase lib directory.
>
> This needs to be done on every node in the cluster.
thanks for your reply. I'm testing it on a single cluster. I did that and
received this error:
2011-08-02 13:30:41,211 WARN org.apache.hadoop.hbase.master.AssignmentManager:
Failed assignment of -ROOT-,,0.70236052 to serverName=localhost,33383,
1312275633773, load=(requests=0, regions=0, usedHeap=30, maxHeap=995),
trying to assign elsewhere instead; retry=0
org.apache.hadoop.hbase.client.RetriesExhaustedException: Failed setting up
proxy interface org.apache.hadoop.hbase.ipc.HRegionInterface to
/127.0.0.1:33383 after attempts=1
at org.apache.hadoop.hbase.ipc.HBaseRPC.waitForProxy(HBaseRPC.java:355)
at org.apache.hadoop.hbase.client.
HConnectionManager$HConnectionImplementation.getHRegionConnection
(HConnectionManager.java:957)
at org.apache.hadoop.hbase.master.
ServerManager.getServerConnection(ServerManager.java:618)
at org.apache.hadoop.hbase.master.
ServerManager.sendRegionOpen(ServerManager.java:553)
at org.apache.hadoop.hbase.master.
AssignmentManager.assign(AssignmentManager.java:931)
at org.apache.hadoop.hbase.master.
AssignmentManager.assign(AssignmentManager.java:746)
at org.apache.hadoop.hbase.master.
AssignmentManager.assign(AssignmentManager.java:726)
at org.apache.hadoop.hbase.master.
AssignmentManager.assignRoot(AssignmentManager.java:1200)
at org.apache.hadoop.hbase.master.
HMaster.assignRootAndMeta(HMaster.java:432)
at org.apache.hadoop.hbase.master.
HMaster.finishInitialization(HMaster.java:389)
at org.apache.hadoop.hbase.master.
HMaster.run(HMaster.java:283)
at org.apache.hadoop.hbase.master.
HMasterCommandLine$LocalHMaster.run
(HMasterCommandLine.java:193)
at java.lang.Thread.run(Thread.java:662)
Caused by: java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect
(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect
(SocketChannelImpl.java:567)
at org.apache.hadoop.net.SocketIOWithTimeout.connect
(SocketIOWithTimeout.java:206)
at org.apache.hadoop.net.NetUtils.connect
(NetUtils.java:404)
at org.apache.hadoop.hbase.ipc.HBaseClient$Connection.
setupIOstreams(HBaseClient.java:328)
at org.apache.hadoop.hbase.ipc.HBaseClient.getConnection
(HBaseClient.java:883)
at org.apache.hadoop.hbase.ipc.HBaseClient.call
(HBaseClient.java:750)
at org.apache.hadoop.hbase.ipc.HBaseRPC$Invoker.invoke(
HBaseRPC.java:257)
at $Proxy8.getProtocolVersion(Unknown Source)
at org.apache.hadoop.hbase.ipc.HBaseRPC.getProxy
(HBaseRPC.java:419)
at org.apache.hadoop.hbase.ipc.HBaseRPC.getProxy
(HBaseRPC.java:393)
at org.apache.hadoop.hbase.ipc.HBaseRPC.getProxy
(HBaseRPC.java:444)
at org.apache.hadoop.hbase.ipc.HBaseRPC.waitForProxy
(HBaseRPC.java:349)
... 12 more
