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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-8051) TestRMEmbeddedElector#testCallbackSynchronization is flakey
Date Tue, 03 Apr 2018 15:20:00 GMT

    [ https://issues.apache.org/jira/browse/YARN-8051?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16424158#comment-16424158
] 

Hudson commented on YARN-8051:
------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #13918 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/13918/])
YARN-8051. TestRMEmbeddedElector#testCallbackSynchronization is flaky. (haibochen: rev 93d47a0ed504ee81d4b74d340c1815bdbb3c9b14)
* (edit) hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMEmbeddedElector.java


> TestRMEmbeddedElector#testCallbackSynchronization is flakey
> -----------------------------------------------------------
>
>                 Key: YARN-8051
>                 URL: https://issues.apache.org/jira/browse/YARN-8051
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: test
>    Affects Versions: 3.2.0
>            Reporter: Robert Kanter
>            Assignee: Robert Kanter
>            Priority: Major
>             Fix For: 3.2.0
>
>         Attachments: YARN-8051.001.patch, YARN-8051.002.patch
>
>
> We've seen some rare flakey failures in {{TestRMEmbeddedElector#testCallbackSynchronization}}:
> {noformat}
> org.mockito.exceptions.verification.WantedButNotInvoked: 
> Wanted but not invoked:
> adminService.transitionToStandby(<any>);
> -> at org.apache.hadoop.yarn.server.resourcemanager.TestRMEmbeddedElector.testCallbackSynchronizationNeutral(TestRMEmbeddedElector.java:215)
> Actually, there were zero interactions with this mock.
> 	at org.apache.hadoop.yarn.server.resourcemanager.TestRMEmbeddedElector.testCallbackSynchronizationNeutral(TestRMEmbeddedElector.java:215)
> 	at org.apache.hadoop.yarn.server.resourcemanager.TestRMEmbeddedElector.testCallbackSynchronization(TestRMEmbeddedElector.java:146)
> 	at org.apache.hadoop.yarn.server.resourcemanager.TestRMEmbeddedElector.testCallbackSynchronization(TestRMEmbeddedElector.java:109)
> {noformat}



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