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From "Robert Metzger (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-2832) Failing test: RandomSamplerTest.testReservoirSamplerWithReplacement
Date Tue, 09 Feb 2016 10:01:18 GMT

    [ https://issues.apache.org/jira/browse/FLINK-2832?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15138691#comment-15138691
] 

Robert Metzger commented on FLINK-2832:
---------------------------------------

Another instance: https://s3.amazonaws.com/archive.travis-ci.org/jobs/107973266/log.txt


{code}
Tests run: 17, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 4.914 sec <<< FAILURE!
- in org.apache.flink.api.java.sampling.RandomSamplerTest
testReservoirSamplerWithReplacement(org.apache.flink.api.java.sampling.RandomSamplerTest)
 Time elapsed: 1.282 sec  <<< FAILURE!
java.lang.AssertionError: KS test result with p value(0.034000), d value(0.032600)
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.Assert.assertTrue(Assert.java:41)
	at org.apache.flink.api.java.sampling.RandomSamplerTest.verifyKSTest(RandomSamplerTest.java:342)
	at org.apache.flink.api.java.sampling.RandomSamplerTest.verifyRandomSamplerWithSampleSize(RandomSamplerTest.java:330)
	at org.apache.flink.api.java.sampling.RandomSamplerTest.verifyReservoirSamplerWithReplacement(RandomSamplerTest.java:289)
	at org.apache.flink.api.java.sampling.RandomSamplerTest.testReservoirSamplerWithReplacement(RandomSamplerTest.java:194)

{code}

> Failing test: RandomSamplerTest.testReservoirSamplerWithReplacement
> -------------------------------------------------------------------
>
>                 Key: FLINK-2832
>                 URL: https://issues.apache.org/jira/browse/FLINK-2832
>             Project: Flink
>          Issue Type: Bug
>          Components: Tests
>    Affects Versions: 0.10.0
>            Reporter: Vasia Kalavri
>            Priority: Critical
>              Labels: test-stability
>             Fix For: 1.0.0
>
>
> Tests run: 17, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 19.133 sec <<<
FAILURE! - in org.apache.flink.api.java.sampling.RandomSamplerTest
> testReservoirSamplerWithReplacement(org.apache.flink.api.java.sampling.RandomSamplerTest)
 Time elapsed: 2.534 sec  <<< FAILURE!
> java.lang.AssertionError: KS test result with p value(0.110000), d value(0.103090)
> 	at org.junit.Assert.fail(Assert.java:88)
> 	at org.junit.Assert.assertTrue(Assert.java:41)
> 	at org.apache.flink.api.java.sampling.RandomSamplerTest.verifyKSTest(RandomSamplerTest.java:342)
> 	at org.apache.flink.api.java.sampling.RandomSamplerTest.verifyRandomSamplerWithSampleSize(RandomSamplerTest.java:330)
> 	at org.apache.flink.api.java.sampling.RandomSamplerTest.verifyReservoirSamplerWithReplacement(RandomSamplerTest.java:289)
> 	at org.apache.flink.api.java.sampling.RandomSamplerTest.testReservoirSamplerWithReplacement(RandomSamplerTest.java:192)
> Results :
> Failed tests: 
>   RandomSamplerTest.testReservoirSamplerWithReplacement:192->verifyReservoirSamplerWithReplacement:289->verifyRandomSamplerWithSampleSize:330->verifyKSTest:342
KS test result with p value(0.110000), d value(0.103090)
> Full log [here|https://travis-ci.org/apache/flink/jobs/84120131].



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