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Aaron T. Myers commented on HDFS-2793:
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bq. Is the 2NN's principal always considered a superuser? I think so, but just want to confirm.
Pretty certain that's the case, yes.
> Add an admin command to trigger an edit log roll
> ------------------------------------------------
>
> Key: HDFS-2793
> URL: https://issues.apache.org/jira/browse/HDFS-2793
> Project: Hadoop HDFS
> Issue Type: New Feature
> Components: name-node
> Affects Versions: 0.24.0
> Reporter: Aaron T. Myers
> Assignee: Todd Lipcon
> Attachments: hdfs-2793.txt
>
>
> This seems like it would also be helpful outside of the context of HA, but especially
so given that the standby can currently only read finalized log segments.
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