question Re: ambari hdfs rebalance failed (RpcNoSuchMethodException) in Archives of Support Questions (Read Only)

ambari hdfs rebalance failed (RpcNoSuchMethodException)

younggeun_park — Mon, 23 May 2016 09:47:07 GMT

Hi, All

I met a problem when rebalancing hdfs as follows: 
ambari : 2.1.2.1

Is there anyone have an idea about this? 

and where is the script of 'start-balancer.sh' ? 

.....
16/05/23 11:01:21 INFO balancer.Balancer: Need to move 14.26 TB to make the cluster balanced.
org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.ipc.RpcNoSuchMethodException): Unknown method isUpgradeFinalized called on org.apache.hadoop.hdfs.server.protocol.NamenodeProtocol protocol.
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:575)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1026)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2013)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2009)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1642)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2007)
.  Exiting ...
May 23, 2016 11:01:21 AM          0                  0 B                -1 B               -1 B
May 23, 2016 11:01:21 AM Balancing took 1.618 seconds

Thanks in advance 
Park