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https://issues.apache.org/jira/browse/HADOOP-7292?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13034453#comment-13034453
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Todd Lipcon commented on HADOOP-7292:
-------------------------------------
Hi Luke. I think the CountdownLatch should be a local variable in
newSleepingConsumerQueue -- otherwise, the latch gets reused between test
functions.
> Metrics 2 TestSinkQueue is racy
> -------------------------------
>
> Key: HADOOP-7292
> URL: https://issues.apache.org/jira/browse/HADOOP-7292
> Project: Hadoop Common
> Issue Type: Bug
> Components: metrics
> Affects Versions: 0.23.0
> Reporter: Luke Lu
> Assignee: Luke Lu
> Priority: Minor
> Fix For: 0.23.0
>
> Attachments: hadoop-7292-test-race-v1.patch
>
>
> The TestSinkQueue is racy (Thread.yield is not enough to guarantee other
> intended thread getting run), though it's the first time (from HADOOP-7289) I
> saw it manifested here.
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