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Posted to issues@spark.apache.org by "Madhusoodan (Jira)" <ji...@apache.org> on 2019/11/08 09:29:00 UTC

[jira] [Commented] (SPARK-5342) Allow long running Spark apps to run on secure YARN/HDFS

    [ https://issues.apache.org/jira/browse/SPARK-5342?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16969977#comment-16969977 ] 

Madhusoodan commented on SPARK-5342:
------------------------------------

[~hshreedharan] is it so that only HDFS tokens are renewed? What about the HBase/Hive tokens? Are they renewed/recreated?

 

> 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
>            Priority: Major
>             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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