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From "Alejandro Abdelnur (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-9336) Allow UGI of current connection to be queried
Date Tue, 26 Feb 2013 20:30:13 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-9336?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13587500#comment-13587500
] 

Alejandro Abdelnur commented on HADOOP-9336:
--------------------------------------------

Daryn, how (if) will this affect RPC calls done within the context of a doAs()?
                
> Allow UGI of current connection to be queried
> ---------------------------------------------
>
>                 Key: HADOOP-9336
>                 URL: https://issues.apache.org/jira/browse/HADOOP-9336
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: ipc
>    Affects Versions: 0.23.0, 2.0.0-alpha, 3.0.0
>            Reporter: Daryn Sharp
>            Assignee: Daryn Sharp
>            Priority: Critical
>
> Querying {{UGI.getCurrentUser}} is synch'ed and inefficient for short-lived RPC requests.
 Since the connection already contains the UGI, there should be a means to query it directly
and avoid a call to {{UGI.getCurrentUser}}.

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