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Posted to common-issues@hadoop.apache.org by "Daryn Sharp (Assigned) (JIRA)" <ji...@apache.org> on 2012/01/09 16:58:40 UTC

[jira] [Assigned] (HADOOP-7964) Deadlock in class init.

     [ https://issues.apache.org/jira/browse/HADOOP-7964?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Daryn Sharp reassigned HADOOP-7964:
-----------------------------------

    Assignee: Daryn Sharp
    
> Deadlock in class init.
> -----------------------
>
>                 Key: HADOOP-7964
>                 URL: https://issues.apache.org/jira/browse/HADOOP-7964
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: security, util
>    Affects Versions: 0.20.205.0, 0.24.0, 0.23.1, 1.0.0, 1.1.0
>            Reporter: Kihwal Lee
>            Assignee: Daryn Sharp
>            Priority: Blocker
>
> After HADOOP-7808, client-side commands hang occasionally. There are cyclic dependencies in NetUtils and SecurityUtil class initialization. Upon initial look at the stack trace, two threads deadlock when they hit the either of class init the same time.

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