Balancer failure with nameservice configuration.

This set of properties ...

<property><name>dfs.namenode.https-address.NameNode1</name><value>192.168.0.10:50470</value></property>
<property><name>dfs.namenode.http-address.NameNode1</name><value>192.168.0.10:50070</value></property>
<property><name>dfs.namenode.rpc-address.NameNode1</name><value>192.168.0.10:9000</value></property>
<property><name>dfs.nameservice.id</name><value>NameNode1</value></property>
<property><name>dfs.nameservices</name><value>NameNode1</value></property>

gives following issue while running balancer ...

2012-12-27 15:42:36,193 INFO org.apache.hadoop.hdfs.server.balancer.Balancer: namenodes = [hdfs://queryio10.local:9000, hdfs://192.168.0.10:9000]
2012-12-27 15:42:36,194 INFO org.apache.hadoop.hdfs.server.balancer.Balancer: p = Balancer.Parameters[BalancingPolicy.Node, threshold=10.0]
2012-12-27 15:42:37,433 INFO org.apache.hadoop.net.NetworkTopology: Adding a new node: /default-rack/192.168.0.10:50010
2012-12-27 15:42:37,433 INFO org.apache.hadoop.hdfs.server.balancer.Balancer: 0 over-utilized: []
2012-12-27 15:42:37,433 INFO org.apache.hadoop.hdfs.server.balancer.Balancer: 0 underutilized: []
2012-12-27 15:42:37,436 INFO org.apache.hadoop.net.NetworkTopology: Adding a new node: /default-rack/192.168.0.10:50010
2012-12-27 15:42:37,436 INFO org.apache.hadoop.hdfs.server.balancer.Balancer: 0 over-utilized: []
2012-12-27 15:42:37,436 INFO org.apache.hadoop.hdfs.server.balancer.Balancer: 0 underutilized: []
2012-12-27 15:42:37,570 WARN org.apache.hadoop.hdfs.DFSClient: DataStreamer Exception
org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException): No lease on /system/balancer.id File does not exist. Holder DFSClient_NONMAPREDUCE_1926739478_1 does not have any open files.
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:2315)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:2306)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2102)
at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:469)
at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:294)
at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:43138)
at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:454)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:910)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1694)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1690)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1367)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1688)

at org.apache.hadoop.ipc.Client.call(Client.java:1164)
at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:202)
at $Proxy10.addBlock(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:164)
at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:83)
at $Proxy10.addBlock(Unknown Source)
at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:285)
at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.locateFollowingBlock(DFSOutputStream.java:1150)
at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1003)
at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:463)
2012-12-27 15:42:37,579 ERROR org.apache.hadoop.hdfs.DFSClient: Failed to close file /system/balancer.id
org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException): No lease on /system/balancer.id File does not exist. Holder DFSClient_NONMAPREDUCE_1926739478_1 does not have any open files.
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:2315)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:2306)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2102)
at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:469)
at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:294)
at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:43138)
at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:454)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:910)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1694)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1690)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1367)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1688)

at org.apache.hadoop.ipc.Client.call(Client.java:1164)
at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:202)
at $Proxy10.addBlock(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:164)
at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:83)
at $Proxy10.addBlock(Unknown Source)
at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:285)
at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.locateFollowingBlock(DFSOutputStream.java:1150)
at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1003)
at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:463)