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https://issues.apache.org/jira/browse/YARN-6249?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16018139#comment-16018139
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Hudson commented on YARN-6249:
------------------------------
SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #11758 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/11758/])
YARN-6249. TestFairSchedulerPreemption fails inconsistently. (Tao Jie
(yufei.gu: rev 66bba8c0244e5b17d496e2fa3999991705c11bc7)
* (edit)
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairSchedulerPreemption.java
> TestFairSchedulerPreemption fails inconsistently.
> -------------------------------------------------
>
> Key: YARN-6249
> URL: https://issues.apache.org/jira/browse/YARN-6249
> Project: Hadoop YARN
> Issue Type: Bug
> Components: fairscheduler, resourcemanager
> Affects Versions: 2.9.0
> Reporter: Sean Po
> Assignee: Tao Jie
> Fix For: 2.9.0, 3.0.0-alpha3
>
> Attachments: YARN-6249.001.patch, YARN-6249.002.patch
>
>
> Tests in TestFairSchedulerPreemption.java will inconsistently fail on trunk.
> An example stack trace:
> {noformat}
> Tests run: 24, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 24.879 sec
> <<< FAILURE! - in
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.TestFairSchedulerPreemption
> testPreemptionSelectNonAMContainer[MinSharePreemptionWithDRF](org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.TestFairSchedulerPreemption)
> Time elapsed: 10.475 sec <<< FAILURE!
> java.lang.AssertionError: Incorrect number of containers on the greedy app
> expected:<4> but was:<8>
> 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.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.TestFairSchedulerPreemption.verifyPreemption(TestFairSchedulerPreemption.java:288)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.TestFairSchedulerPreemption.testPreemptionSelectNonAMContainer(TestFairSchedulerPreemption.java:363)
> {noformat}
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