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https://issues.apache.org/jira/browse/MAPREDUCE-3819?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13201557#comment-13201557
]
Ramya Sunil commented on MAPREDUCE-3819:
----------------------------------------
Exception seen in the RM logs:
{noformat}
ERROR org.apache.hadoop.security.UserGroupInformation:
PriviledgedActionException as:<RM principal>/<RMhostname>@<REALM>
(auth:KERBEROS) cause:java.io.IOException: Failed to specify server's Kerberos
principal name
WARN org.apache.hadoop.ipc.Client: Couldn't setup connection for <RM
principal>/<RMhostname>@<REALM> to null
ERROR org.apache.hadoop.security.UserGroupInformation:
PriviledgedActionException as:<RM principal>/<RMhostname>@<REALM>
(auth:KERBEROS) cause:java.io.IOException: Couldn't setup connection for <RM
principal>/<RMhostname>@<REALM> to null
ERROR org.apache.hadoop.security.UserGroupInformation:
PriviledgedActionException as:<RM principal>/<RMhostname>@<REALM>
(auth:KERBEROS) cause:java.io.IOException: Failed on local exception:
java.io.IOException: Couldn't setup connection for <RM
principal>/<RMhostname>@<REALM> to null; Host Details : local host is: "<RM
hostname>/<RM IP>"; destination host is: ""<NN hostname>
":8020;
ERROR
org.apache.hadoop.yarn.server.resourcemanager.security.DelegationTokenRenewer:
Exception renewing tokenIdent: x y z, Kind: HDFS_DELEGATION_TOKEN, Service: <NN
IP>:8020. Not rescheduled
java.io.IOException: Failed on local exception: java.io.IOException: Couldn't
setup connection for <RM principal>/<RMhostname>@<REALM> to null; Host Details
: local host is: "<RM hostname>/<RM IP>";
destination host is: ""<NN hostname>t":8020;
at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:724)
at org.apache.hadoop.ipc.Client.call(Client.java:1090)
at
org.apache.hadoop.ipc.WritableRpcEngine$Invoker.invoke(WritableRpcEngine.java:193)
at $Proxy24.renewDelegationToken(Unknown Source)
at org.apache.hadoop.hdfs.DFSClient$Renewer.renew(DFSClient.java:619)
at org.apache.hadoop.security.token.Token.renew(Token.java:312)
at
org.apache.hadoop.yarn.server.resourcemanager.security.DelegationTokenRenewer$RenewalTimerTask$1.run(DelegationTokenRenewer.java:317)
at
org.apache.hadoop.yarn.server.resourcemanager.security.DelegationTokenRenewer$RenewalTimerTask$1.run(DelegationTokenRenewer.java:313)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1177)
at
org.apache.hadoop.yarn.server.resourcemanager.security.DelegationTokenRenewer$RenewalTimerTask.run(DelegationTokenRenewer.java:312)
at java.util.TimerThread.mainLoop(Timer.java:512)
at java.util.TimerThread.run(Timer.java:462)
Caused by: java.io.IOException: Couldn't setup connection for <RM
principal>/<RMhostname>@<REALM> to null
at org.apache.hadoop.ipc.Client$Connection$1.run(Client.java:528)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1177)
at
org.apache.hadoop.ipc.Client$Connection.handleSaslConnectionFailure(Client.java:500)
at
org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:584)
at org.apache.hadoop.ipc.Client$Connection.access$2000(Client.java:206)
at org.apache.hadoop.ipc.Client.getConnection(Client.java:1196)
at org.apache.hadoop.ipc.Client.call(Client.java:1066)
... 12 more
Caused by: java.io.IOException: Failed to specify server's Kerberos principal
name
at
org.apache.hadoop.security.SaslRpcClient.<init>(SaslRpcClient.java:88)
at
org.apache.hadoop.ipc.Client$Connection.setupSaslConnection(Client.java:407)
at org.apache.hadoop.ipc.Client$Connection.access$1200(Client.java:206)
at org.apache.hadoop.ipc.Client$Connection$2.run(Client.java:577)
at org.apache.hadoop.ipc.Client$Connection$2.run(Client.java:574)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1177)
at
org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:573)
... 15 more
{noformat}
Seems harmless at the moment but need to debug.
> Exception while renewing delegation token
> -----------------------------------------
>
> Key: MAPREDUCE-3819
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-3819
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mrv2
> Affects Versions: 0.23.1
> Reporter: Ramya Sunil
> Priority: Minor
>
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