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https://issues.apache.org/jira/browse/FLINK-2564?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14710431#comment-14710431
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ASF GitHub Bot commented on FLINK-2564:
---------------------------------------
Github user ChengXiangLi commented on the pull request:
https://github.com/apache/flink/pull/1047#issuecomment-134442744
Merge part of chiwanpark's change, add the execute time for fraction sample
from 5 to 20. As changing input size from 10000 to 50000 would increase the
unit test costs from 15s to 74s in my local environment, it seems too much for
a unit test, so i didn't merge this part.
> Failing Test: RandomSamplerTest
> -------------------------------
>
> Key: FLINK-2564
> URL: https://issues.apache.org/jira/browse/FLINK-2564
> Project: Flink
> Issue Type: Bug
> Reporter: Matthias J. Sax
> Assignee: Chengxiang Li
> Labels: test-stability
>
> {noformat}
> Tests run: 17, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 15.943 sec
> <<< FAILURE! - in org.apache.flink.api.java.sampling.
> testPoissonSamplerFraction(org.apache.flink.api.java.sampling.RandomSamplerTest)
> Time elapsed: 0.017 sec <<< FAILURE!
> java.lang.AssertionError: expected fraction: 0.010000, result fraction:
> 0.011300
> at org.junit.Assert.fail(Assert.java:88)
> at org.junit.Assert.assertTrue(Assert.java:41)
> at
> org.apache.flink.api.java.sampling.RandomSamplerTest.verifySamplerFraction(RandomSamplerTest.java:249)
> at
> org.apache.flink.api.java.sampling.RandomSamplerTest.testPoissonSamplerFraction(RandomSamplerTest.java:116)
> Results :
> Failed tests:
> Successfully installed excon-0.33.0
> RandomSamplerTest.testPoissonSamplerFraction:116->verifySamplerFraction:249
> expected fraction: 0.010000, result fraction: 0.011300
> {noformat}
> Full log: https://travis-ci.org/apache/flink/jobs/76720572
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