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https://issues.apache.org/jira/browse/HDFS-4458?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13567802#comment-13567802
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Suresh Srinivas commented on HDFS-4458:
---------------------------------------
2013-01-28 01:21:49,550 WARN org.apache.hadoop.hdfs.StateChange: DIR*
NameSystem.startFile: Failed to create file [/system/balancer.id] for
[DFSClient_NONMAPREDUCE_413051464_1] on client [10.111.57.222], because this
file is already being created by [DFSClient_NONMAPREDUCE_-732728704_1] on
[10.111.57.222]
2013-01-28 01:21:49,550 ERROR org.apache.hadoop.security.UserGroupInformation:
PriviledgedActionException as:root (auth:SIMPLE)
cause:org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException: Failed to
create file [/system/balancer.id] for [DFSClient_NONMAPREDUCE_413051464_1] on
client [10.111.57.222], because this file is already being created by
[DFSClient_NONMAPREDUCE_-732728704_1] on [10.111.57.222]
2013-01-28 01:21:49,551 INFO org.apache.hadoop.ipc.Server: IPC Server handler 2
on 8020, call org.apache.hadoop.hdfs.protocol.ClientProtocol.create from
10.111.57.222:41630: error:
org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException: Failed to create
file [/system/balancer.id] for [DFSClient_NONMAPREDUCE_413051464_1] on client
[10.111.57.222], because this file is already being created by
[DFSClient_NONMAPREDUCE_-732728704_1] on [10.111.57.222]
org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException: Failed to create
file [/system/balancer.id] for [DFSClient_NONMAPREDUCE_413051464_1] on client
[10.111.57.222], because this file is already being created by
[DFSClient_NONMAPREDUCE_-732728704_1] on [10.111.57.222]
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.recoverLeaseInternal(FSNamesystem.java:2175)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInternal(FSNamesystem.java:1965)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:1878)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:1857)
at
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:407)
at
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:208)
at
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:45831)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$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)
2013-01-28 01:21:49,567 INFO org.apache.hadoop.hdfs.StateChange: BLOCK*
NameSystem.allocateBlock: /system/balancer.id.
BP-986428099-10.111.57.222-1359353997106
blk_-2102764247427435122_1002{blockUCState=UNDER_CONSTRUCTION,
primaryNodeIndex=-1,
replicas=[ReplicaUnderConstruction[10.111.57.223:50010|RBW],
ReplicaUnderConstruction[10.111.57.225:50010|RBW],
ReplicaUnderConstruction[10.111.57.224:50010|RBW]]}
2013-01-28 01:21:49,865 INFO org.apache.hadoop.hdfs.StateChange: BLOCK*
addStoredBlock: blockMap updated: 10.111.57.224:50010 is added to
blk_-2102764247427435122_1002{blockUCState=UNDER_CONSTRUCTION,
primaryNodeIndex=-1,
replicas=[ReplicaUnderConstruction[10.111.57.223:50010|RBW],
ReplicaUnderConstruction[10.111.57.225:50010|RBW],
ReplicaUnderConstruction[10.111.57.224:50010|RBW]]} size 0
2013-01-28 01:21:49,868 INFO org.apache.hadoop.hdfs.StateChange: BLOCK*
addStoredBlock: blockMap updated: 10.111.57.225:50010 is added to
blk_-2102764247427435122_1002{blockUCState=UNDER_CONSTRUCTION,
primaryNodeIndex=-1,
replicas=[ReplicaUnderConstruction[10.111.57.223:50010|RBW],
ReplicaUnderConstruction[10.111.57.225:50010|RBW],
ReplicaUnderConstruction[10.111.57.224:50010|RBW]]} size 0
2013-01-28 01:21:49,871 INFO org.apache.hadoop.hdfs.StateChange: BLOCK*
addStoredBlock: blockMap updated: 10.111.57.223:50010 is added to
blk_-2102764247427435122_1002{blockUCState=UNDER_CONSTRUCTION,
primaryNodeIndex=-1,
replicas=[ReplicaUnderConstruction[10.111.57.223:50010|RBW],
ReplicaUnderConstruction[10.111.57.225:50010|RBW],
ReplicaUnderConstruction[10.111.57.224:50010|RBW]]} size 0
2013-01-28 01:21:49,874 INFO org.apache.hadoop.hdfs.StateChange: DIR*
NameSystem.completeFile: file /system/balancer.id is closed by
DFSClient_NONMAPREDUCE_-732728704_1
> start balancer failed with "Failed to create file [/system/balancer.id]" if
> configure IP on fs.defaultFS
> ---------------------------------------------------------------------------------------------------------
>
> Key: HDFS-4458
> URL: https://issues.apache.org/jira/browse/HDFS-4458
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: balancer
> Affects Versions: 2.0.2-alpha
> Reporter: wenwupeng
> Assignee: Binglin Chang
> Attachments: HDFS-4458.v2.patch
>
>
> start balancer failed with "Failed to create file [/system/balancer.id]" if
> configure IP on fs.defaultFS
> Note:
> configure fs.defaultFS with hostname can resolve this issue
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