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Posted to common-issues@hadoop.apache.org by "Benoy Antony (JIRA)" <ji...@apache.org> on 2014/06/10 20:53:02 UTC

[jira] [Updated] (HADOOP-10678) Unnecessary synchronization on collection used for only tests

     [ https://issues.apache.org/jira/browse/HADOOP-10678?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Benoy Antony updated HADOOP-10678:
----------------------------------

    Summary: Unnecessary synchronization on collection used for only tests  (was: Unnecessary synchronization on collection used for test)

> Unnecessary synchronization on collection used for only tests
> -------------------------------------------------------------
>
>                 Key: HADOOP-10678
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10678
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: security
>            Reporter: Benoy Antony
>            Assignee: Benoy Antony
>            Priority: Minor
>         Attachments: HADOOP-10678.patch
>
>
> The function _SecurityUtil.getKerberosInfo()_  is a function used during authentication and authorization. 
> It has two synchronized blocks and one of them is on testProviders. This is an unnecessary lock given that the testProviders is empty in real scenario.



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