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https://issues.apache.org/jira/browse/HDFS-2924?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13204702#comment-13204702
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Aaron T. Myers commented on HDFS-2924:
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+1, the patch looks good to me. Thanks a lot for finding/fixing this issue,
Todd.
> Standby checkpointing fails to authenticate in secure cluster
> -------------------------------------------------------------
>
> Key: HDFS-2924
> URL: https://issues.apache.org/jira/browse/HDFS-2924
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: ha, name-node, security
> Affects Versions: HA branch (HDFS-1623)
> Reporter: Todd Lipcon
> Assignee: Todd Lipcon
> Priority: Critical
> Attachments: hdfs-2924.txt
>
>
> When running HA on a secure cluster, the SBN checkpointing process doesn't
> seem to pick up the keytab-based credentials for its RPC connection to the
> active. I think we're just missing a doAs() in the right spot.
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