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From "stack (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-11537) Avoid synchronization on instances of ConcurrentMap
Date Fri, 18 Jul 2014 17:34:05 GMT

    [ https://issues.apache.org/jira/browse/HBASE-11537?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14066572#comment-14066572

stack commented on HBASE-11537:

+1 on patch.  LGTM.  Looking at the synchronizes, I could not see need to keep procedures
changes in line with other changes in state [~jmhsieh] Do you want to take a looksee?  This
stuff came in w/ original procedures commit HBASE-7212

> Avoid synchronization on instances of ConcurrentMap
> ---------------------------------------------------
>                 Key: HBASE-11537
>                 URL: https://issues.apache.org/jira/browse/HBASE-11537
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Mike Drob
>            Assignee: Mike Drob
>            Priority: Minor
>              Labels: findbugs
>         Attachments: HBASE-11537.patch, HBASE-11537.patch.txt
> In {{ProcedureCoordinator}} and {{ProcedureMember}} we synchronize on an instance of
{{ConcurrentMap}} instead of using the interface methods for dealing with concurrent access.

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