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https://issues.apache.org/jira/browse/SPARK-27891?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Marcelo Vanzin resolved SPARK-27891.
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Resolution: Not A Problem
You have to provide a keytab for Spark for this to work.
That's explained in the docs:
http://spark.apache.org/docs/latest/security.html#kerberos
> Long running spark jobs fail because of HDFS delegation token expires
> ---------------------------------------------------------------------
>
> Key: SPARK-27891
> URL: https://issues.apache.org/jira/browse/SPARK-27891
> Project: Spark
> Issue Type: Bug
> Components: Security
> Affects Versions: 2.0.1, 2.1.0, 2.3.1, 2.4.1
> Reporter: hemshankar sahu
> Priority: Major
>
> When the spark job runs on a secured cluster for longer then time that is
> mentioned in the dfs.namenode.delegation.token.renew-interval property of
> hdfs-site.xml the spark job fails. **
>
>
> Application Logs pasted in Docs Text
>
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