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From "Nathan Roberts (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-4556) TestFifoScheduler.testResourceOverCommit fails
Date Thu, 21 Apr 2016 20:21:13 GMT

    [ https://issues.apache.org/jira/browse/YARN-4556?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15252593#comment-15252593
] 

Nathan Roberts commented on YARN-4556:
--------------------------------------

Patch seems like a reasonable test improvement. +1 non-binding


>  TestFifoScheduler.testResourceOverCommit fails
> -----------------------------------------------
>
>                 Key: YARN-4556
>                 URL: https://issues.apache.org/jira/browse/YARN-4556
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: scheduler
>            Reporter: Akihiro Suda
>         Attachments: YARN-4556-1.patch
>
>
> From YARN-4548 Jenkins log: https://builds.apache.org/job/PreCommit-YARN-Build/10181/artifact/patchprocess/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-resourcemanager-jdk1.8.0_66.txt
> {code}
> Running org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.TestFifoScheduler
> Tests run: 16, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 31.004 sec <<<
FAILURE! - in org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.TestFifoScheduler
> testResourceOverCommit(org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.TestFifoScheduler)
 Time elapsed: 4.746 sec  <<< FAILURE!
> java.lang.AssertionError: expected:<-2048> but was:<0>
> 	at org.junit.Assert.fail(Assert.java:88)
> 	at org.junit.Assert.failNotEquals(Assert.java:743)
> 	at org.junit.Assert.assertEquals(Assert.java:118)
> 	at org.junit.Assert.assertEquals(Assert.java:555)
> 	at org.junit.Assert.assertEquals(Assert.java:542)
> 	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.TestFifoScheduler.testResourceOverCommit(TestFifoScheduler.java:1142)
> {code}
> https://github.com/apache/hadoop/blob/8676a118a12165ae5a8b80a2a4596c133471ebc1/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fifo/TestFifoScheduler.java#L1142
> It seems that Jenkins has been hitting this intermittently since April 2015
> https://www.google.com/search?q=TestFifoScheduler.testResourceOverCommit



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