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https://issues.apache.org/jira/browse/SPARK-7110?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14537964#comment-14537964
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Thomas Graves commented on SPARK-7110:
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[~gu chi] Any chance you can provide the information I asked about?
> when use saveAsNewAPIHadoopFile, sometimes it throws "Delegation Token can be
> issued only with kerberos or web authentication"
> ------------------------------------------------------------------------------------------------------------------------------
>
> Key: SPARK-7110
> URL: https://issues.apache.org/jira/browse/SPARK-7110
> Project: Spark
> Issue Type: Bug
> Components: YARN
> Affects Versions: 1.1.0
> Reporter: gu-chi
> Assignee: Sean Owen
>
> Under yarn-client mode, this issue random occurs. Authentication method is
> set to kerberos, and use "saveAsNewAPIHadoopFile" in PairRDDFunctions to save
> data to HDFS, then exception comes as:
> org.apache.hadoop.ipc.RemoteException(java.io.IOException): Delegation Token
> can be issued only with kerberos or web authentication
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