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From "Benoy Antony (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-10590) ServiceAuthorizationManager is not threadsafe
Date Mon, 02 Jun 2014 16:09:01 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-10590?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14015492#comment-14015492
] 

Benoy Antony commented on HADOOP-10590:
---------------------------------------

[~daryn], Did you get a chance to review the performance findings ?


> ServiceAuthorizationManager  is not threadsafe
> ----------------------------------------------
>
>                 Key: HADOOP-10590
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10590
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: security
>    Affects Versions: 2.4.0
>            Reporter: Benoy Antony
>            Assignee: Benoy Antony
>         Attachments: HADOOP-10590.patch, performancetest.patch
>
>
> The mutators in ServiceAuthorizationManager  are synchronized. The accessors are not
synchronized.
> This results in visibility issues when  ServiceAuthorizationManager's state is accessed
from different threads.



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