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https://issues.apache.org/jira/browse/SPARK-5342?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Patrick Wendell updated SPARK-5342:
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Issue Type: New Feature (was: Bug)
> Allow long running Spark apps to run on secure YARN/HDFS
> --------------------------------------------------------
>
> Key: SPARK-5342
> URL: https://issues.apache.org/jira/browse/SPARK-5342
> Project: Spark
> Issue Type: New Feature
> Components: YARN
> Affects Versions: 1.2.0
> Reporter: Hari Shreedharan
> Assignee: Hari Shreedharan
> Fix For: 1.4.0
>
> Attachments: SparkYARN.pdf
>
>
> Currently, Spark apps cannot write to HDFS after the delegation tokens reach
> their expiry, which maxes out at 7 days. We must find a way to ensure that we
> can run applications for longer - for example, spark streaming apps are
> expected to run forever.
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