[YARN-5098] Yarn Application Log Aggregation fails due to NM can not get correct HDFS delegation token

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Component/s: yarn
• Hadoop Flags: Reviewed
• Assignee: Jian He
• Reporter: Yesha Vora
• Created: 17/May/16 00:43
• Updated: 23/Jul/20 10:23
• Resolved: 03/Jun/16 20:26

Description

Environment : HA cluster

Yarn application logs for long running application could not be gathered because Nodemanager failed to talk to HDFS with below error.

2016-05-16 18:18:28,533 INFO  logaggregation.AppLogAggregatorImpl (AppLogAggregatorImpl.java:finishLogAggregation(555)) - Application just finished : application_1463170334122_0002
2016-05-16 18:18:28,545 WARN  ipc.Client (Client.java:run(705)) - Exception encountered while connecting to the server :
org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.token.SecretManager$InvalidToken): token (HDFS_DELEGATION_TOKEN token 171 for hrt_qa) can't be found in cache
        at org.apache.hadoop.security.SaslRpcClient.saslConnect(SaslRpcClient.java:375)
        at org.apache.hadoop.ipc.Client$Connection.setupSaslConnection(Client.java:583)
        at org.apache.hadoop.ipc.Client$Connection.access$1900(Client.java:398)
        at org.apache.hadoop.ipc.Client$Connection$2.run(Client.java:752)
        at org.apache.hadoop.ipc.Client$Connection$2.run(Client.java:748)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1719)
        at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:747)
        at org.apache.hadoop.ipc.Client$Connection.access$3100(Client.java:398)
        at org.apache.hadoop.ipc.Client.getConnection(Client.java:1597)
        at org.apache.hadoop.ipc.Client.call(Client.java:1439)
        at org.apache.hadoop.ipc.Client.call(Client.java:1386)
        at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:240)
        at com.sun.proxy.$Proxy83.getServerDefaults(Unknown Source)
        at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getServerDefaults(ClientNamenodeProtocolTranslatorPB.java:282)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:256)
        at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:104)
        at com.sun.proxy.$Proxy84.getServerDefaults(Unknown Source)
        at org.apache.hadoop.hdfs.DFSClient.getServerDefaults(DFSClient.java:1018)
        at org.apache.hadoop.fs.Hdfs.getServerDefaults(Hdfs.java:156)
        at org.apache.hadoop.fs.AbstractFileSystem.create(AbstractFileSystem.java:550)
        at org.apache.hadoop.fs.FileContext$3.next(FileContext.java:687)

Issue Links

• is related to: YARN-5302 Yarn Application log Aggregation fails due to NM can not get correct HDFS delegation token II
• relates to: YARN-10305 Lost system-credentials when restarting RM