[HDFS-5573] CacheAdmin doesn't work

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 3.0.0-alpha1
• Component/s: namenode
• Assignee: Unassigned
• Reporter: Fengdong Yu
• Created: 27/Nov/13 02:44
• Updated: 12/May/16 18:13
• Resolved: 27/Nov/13 16:56

Description

The code is compiled from the trunk, and run cacheAdmin on the Active NN,

Exceptions as follow:

[hadoop@10 ~]$ hdfs cacheadmin -addPool test2
Successfully added cache pool test2.
[hadoop@10 ~]$ hdfs cacheadmin -addDirective -path /test/core-site.xml -pool test2 -replication 3
Added cache directive 3
[hadoop@10 ~]$ 
[hadoop@10 ~]$ 
[hadoop@10 ~]$ 
[hadoop@10 ~]$ hdfs cacheadmin -listDirectives
Exception in thread "main" org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.ipc.StandbyException): Operation category READ is not supported in state standby
	at org.apache.hadoop.hdfs.server.namenode.ha.StandbyState.checkOperation(StandbyState.java:87)
	at org.apache.hadoop.hdfs.server.namenode.NameNode$NameNodeHAContext.checkOperation(NameNode.java:1562)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkOperation(FSNamesystem.java:1128)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.listCacheDirectives(FSNamesystem.java:7168)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer$ServerSideCacheEntriesIterator.makeRequest(NameNodeRpcServer.java:1267)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer$ServerSideCacheEntriesIterator.makeRequest(NameNodeRpcServer.java:1253)
	at org.apache.hadoop.fs.BatchedRemoteIterator.makeRequest(BatchedRemoteIterator.java:77)
	at org.apache.hadoop.fs.BatchedRemoteIterator.makeRequestIfNeeded(BatchedRemoteIterator.java:85)
	at org.apache.hadoop.fs.BatchedRemoteIterator.hasNext(BatchedRemoteIterator.java:99)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.listCacheDirectives(ClientNamenodeProtocolServerSideTranslatorPB.java:1085)
	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:605)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:932)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1961)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1957)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1515)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1955)

	at org.apache.hadoop.ipc.Client.call(Client.java:1405)
	at org.apache.hadoop.ipc.Client.call(Client.java:1358)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206)
	at com.sun.proxy.$Proxy9.listCacheDirectives(Unknown Source)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB$CacheEntriesIterator.makeRequest(ClientNamenodeProtocolTranslatorPB.java:1079)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB$CacheEntriesIterator.makeRequest(ClientNamenodeProtocolTranslatorPB.java:1064)
	at org.apache.hadoop.fs.BatchedRemoteIterator.makeRequest(BatchedRemoteIterator.java:77)
	at org.apache.hadoop.fs.BatchedRemoteIterator.makeRequestIfNeeded(BatchedRemoteIterator.java:85)
	at org.apache.hadoop.fs.BatchedRemoteIterator.hasNext(BatchedRemoteIterator.java:99)
	at org.apache.hadoop.hdfs.DistributedFileSystem$32.hasNext(DistributedFileSystem.java:1656)
	at org.apache.hadoop.hdfs.tools.CacheAdmin$ListCacheDirectiveInfoCommand.run(CacheAdmin.java:450)
	at org.apache.hadoop.hdfs.tools.CacheAdmin.run(CacheAdmin.java:84)
	at org.apache.hadoop.hdfs.tools.CacheAdmin.main(CacheAdmin.java:89)

Issue Links

• duplicates: HDFS-5555 CacheAdmin commands fail when first listed NameNode is in Standby