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https://issues.apache.org/jira/browse/HBASE-8477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13647316#comment-13647316
 ] 

stack commented on HBASE-8477:
------------------------------

+1 on trying it.
                
> [hadoop2] TestTableInputFormatScan* fails intermittently with 
> PrivilegedActionException
> ---------------------------------------------------------------------------------------
>
>                 Key: HBASE-8477
>                 URL: https://issues.apache.org/jira/browse/HBASE-8477
>             Project: HBase
>          Issue Type: Sub-task
>          Components: hadoop2, mapreduce, security
>    Affects Versions: 0.98.0, 0.95.1
>            Reporter: Jonathan Hsieh
>            Assignee: Jonathan Hsieh
>             Fix For: 0.98.0, 0.95.1
>
>         Attachments: hbase-8477.patch
>
>
> In the test we see the following log messages which indicate an 
> authentication problem and then some sort of recovery problem.
> {code}
> 2013-04-16 23:27:04,469 ERROR [IPC Server handler 0 on 45600] 
> security.UserGroupInformation(1370): PriviledgedActionException 
> as:ec2-user.hfs.2 (auth:SIMPLE) 
> cause:org.apache.hadoop.security.AccessControlException: Can't continue with 
> getBlockLocalPathInfo() authorization. The user ec2-user.hfs.2 is not allowed 
> to call getBlockLocalPathInfo
> 2013-04-16 23:27:04,501 WARN  [PRI IPC Server handler 4 on 33892] 
> hdfs.DFSInputStream(489): Failed to connect to /127.0.0.1:55547 for block, 
> add to deadNodes and continue. 
> org.apache.hadoop.security.AccessControlException: Can't continue with 
> getBlockLocalPathInfo() authorization. The user ec2-user.hfs.2 is not allowed 
> to call getBlockLocalPathInfo
>       at 
> org.apache.hadoop.hdfs.server.datanode.DataNode.checkBlockLocalPathAccess(DataNode.java:1016)
>       at 
> org.apache.hadoop.hdfs.server.datanode.DataNode.getBlockLocalPathInfo(DataNode.java:1026)
>       at 
> org.apache.hadoop.hdfs.protocolPB.ClientDatanodeProtocolServerSideTranslatorPB.getBlockLocalPathInfo(ClientDatanodeProtocolServerSideTranslatorPB.java:112)
>       at 
> org.apache.hadoop.hdfs.protocol.proto.ClientDatanodeProtocolProtos$ClientDatanodeProtocolService$2.callBlockingMethod(ClientDatanodeProtocolProtos.java:5104)
>       at 
> org.apache.hadoop.ipc.ProtobufRpcEngine$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)
> org.apache.hadoop.security.AccessControlException: Can't continue with 
> getBlockLocalPathInfo() authorization. The user ec2-user.hfs.2 is not allowed 
> to call getBlockLocalPathInfo
>       at 
> org.apache.hadoop.hdfs.server.datanode.DataNode.checkBlockLocalPathAccess(DataNode.java:1016)
>       at 
> org.apache.hadoop.hdfs.server.datanode.DataNode.getBlockLocalPathInfo(DataNode.java:1026)
>       at 
> org.apache.hadoop.hdfs.protocolPB.ClientDatanodeProtocolServerSideTranslatorPB.getBlockLocalPathInfo(ClientDatanodeProtocolServerSideTranslatorPB.java:112)
>       at 
> org.apache.hadoop.hdfs.protocol.proto.ClientDatanodeProtocolProtos$ClientDatanodeProtocolService$2.callBlockingMethod(ClientDatanodeProtocolProtos.java:5104)
>       at 
> org.apache.hadoop.ipc.ProtobufRpcEngine$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 sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
>       at 
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
>       at 
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
>       at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
>       at 
> org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:90)
>       at 
> org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:57)
>       at 
> org.apache.hadoop.hdfs.DFSClient.getLocalBlockReader(DFSClient.java:790)
>       at 
> org.apache.hadoop.hdfs.DFSInputStream.getBlockReader(DFSInputStream.java:888)
>       at 
> org.apache.hadoop.hdfs.DFSInputStream.blockSeekTo(DFSInputStream.java:455)
>       at 
> org.apache.hadoop.hdfs.DFSInputStream.readWithStrategy(DFSInputStream.java:645)
>       at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:689)
>       at java.io.DataInputStream.readFully(DataInputStream.java:178)
>       at java.io.DataInputStream.readFully(DataInputStream.java:152)
>       at 
> org.apache.hadoop.hbase.util.FSTableDescriptors.getTableDescriptorModtime(FSTableDescriptors.java:429)
>       at 
> org.apache.hadoop.hbase.util.FSTableDescriptors.getTableDescriptorModtime(FSTableDescriptors.java:414)
>       at 
> org.apache.hadoop.hbase.util.FSTableDescriptors.get(FSTableDescriptors.java:169)
>       at 
> org.apache.hadoop.hbase.util.FSTableDescriptors.get(FSTableDescriptors.java:132)
>       at 
> org.apache.hadoop.hbase.regionserver.HRegionServer.openRegion(HRegionServer.java:3350)
>       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.hbase.ipc.ProtobufRpcServerEngine$Server.call(ProtobufRpcServerEngine.java:174)
>       at 
> org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1871)
> Caused by: 
> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.AccessControlException):
>  Can't continue with getBlockLocalPathInfo() authorization. The user 
> ec2-user.hfs.2 is not allowed to call getBlockLocalPathInfo
>       at 
> org.apache.hadoop.hdfs.server.datanode.DataNode.checkBlockLocalPathAccess(DataNode.java:1016)
>       at 
> org.apache.hadoop.hdfs.server.datanode.DataNode.getBlockLocalPathInfo(DataNode.java:1026)
>       at 
> org.apache.hadoop.hdfs.protocolPB.ClientDatanodeProtocolServerSideTranslatorPB.getBlockLocalPathInfo(ClientDatanodeProtocolServerSideTranslatorPB.java:112)
>       at 
> org.apache.hadoop.hdfs.protocol.proto.ClientDatanodeProtocolProtos$ClientDatanodeProtocolService$2.callBlockingMethod(ClientDatanodeProtocolProtos.java:5104)
>       at 
> org.apache.hadoop.ipc.ProtobufRpcEngine$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$Invoker.invoke(ProtobufRpcEngine.java:202)
>       at com.sun.proxy.$Proxy20.getBlockLocalPathInfo(Unknown Source)
>       at 
> org.apache.hadoop.hdfs.protocolPB.ClientDatanodeProtocolTranslatorPB.getBlockLocalPathInfo(ClientDatanodeProtocolTranslatorPB.java:199)
>       at 
> org.apache.hadoop.hdfs.BlockReaderLocal.getBlockPathInfo(BlockReaderLocal.java:254)
>       at 
> org.apache.hadoop.hdfs.BlockReaderLocal.newBlockReader(BlockReaderLocal.java:167)
>       at 
> org.apache.hadoop.hdfs.DFSClient.getLocalBlockReader(DFSClient.java:786)
>       ... 17 more
> {code}
> This seems similar to the other short-circuit-read hadoop2 related failures

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