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https://issues.apache.org/jira/browse/HDFS-13365?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16419577#comment-16419577
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Íñigo Goiri commented on HDFS-13365:
------------------------------------

A note on the TODO, the Namenode does {{namesystem.checkSuperuserPrivilege()}} 
which uses {{FSPermissionChecker}} but we don't have it available.
We could just check if the user running the command is in the super user group.
Thoughts?

> RBF: Adding trace support
> -------------------------
>
>                 Key: HDFS-13365
>                 URL: https://issues.apache.org/jira/browse/HDFS-13365
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Íñigo Goiri
>            Assignee: Íñigo Goiri
>            Priority: Major
>         Attachments: HDFS-13365.000.patch, HDFS-13365.001.patch
>
>
> We should support HTrace and add spans.



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