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Posted to yarn-issues@hadoop.apache.org by "Yufei Gu (JIRA)" <ji...@apache.org> on 2017/02/28 18:16:45 UTC
[jira] [Comment Edited] (YARN-6249) TestFairSchedulerPreemption is
inconsistently failing on trunk
[ https://issues.apache.org/jira/browse/YARN-6249?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15888571#comment-15888571 ]
Yufei Gu edited comment on YARN-6249 at 2/28/17 6:16 PM:
---------------------------------------------------------
Yes. Still flaky in trunk. 2 out of 100 failed in my local test. Failed both on configuration MinSharePreemption and MinSharePreemptionWithDRF. The {{FSPreemptionThread}} didn't get the chance to run in both cases.
was (Author: yufeigu):
Yes. Still flaky in trunk. 2 out of 100 failed in my local test.
> TestFairSchedulerPreemption is inconsistently failing on trunk
> --------------------------------------------------------------
>
> 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: Yufei Gu
>
> 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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