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https://issues.apache.org/jira/browse/YARN-2790?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14193414#comment-14193414
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Jian He commented on YARN-2790:
-------------------------------
created YARN-2794 for fixing the logs.
> NM can't aggregate logs past HDFS delegation token expiry.
> ----------------------------------------------------------
>
> Key: YARN-2790
> URL: https://issues.apache.org/jira/browse/YARN-2790
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager
> Affects Versions: 2.6.0
> Reporter: Tassapol Athiapinya
> Assignee: Jian He
> Attachments: YARN-2790.1.patch
>
>
> We shorten hdfs delegation token lifetime, set RM to act as as a proxy user
> in order to be able to renew the token on behalf of a user submitting the
> application. Still we see NM log aggregation fail due to token expiry error.
> {code}
> 2014-10-31 00:11:56,579 INFO logaggregation.AppLogAggregatorImpl
> (AppLogAggregatorImpl.java:finishLogAggregation(481)) - Application just
> finished : application_1414705229376_0004
> 2014-10-31 00:11:56,588 WARN ipc.Client (Client.java:run(675)) - Exception
> encountered while connecting to the server :
> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.token.SecretManager$InvalidToken):
> token (HDFS_DELEGATION_TOKEN token 75 for user1) is expired
> 2014-10-31 00:11:56,589 ERROR logaggregation.AppLogAggregatorImpl
> (AppLogAggregatorImpl.java:uploadLogsForContainers(233)) - Cannot create
> writer for app application_1414705229376_0004. Skip log upload this time.
> {code}
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