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https://issues.apache.org/jira/browse/SPARK-9931?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean Owen resolved SPARK-9931.
------------------------------
    Resolution: Cannot Reproduce

> Flaky test: mllib/tests.py StreamingLogisticRegressionWithSGDTests. 
> test_training_and_prediction
> ------------------------------------------------------------------------------------------------
>
>                 Key: SPARK-9931
>                 URL: https://issues.apache.org/jira/browse/SPARK-9931
>             Project: Spark
>          Issue Type: Bug
>          Components: PySpark, Tests
>            Reporter: Davies Liu
>            Priority: Critical
>
> {code}
> FAIL: test_training_and_prediction 
> (__main__.StreamingLogisticRegressionWithSGDTests)
> Test that the model improves on toy data with no. of batches
> ----------------------------------------------------------------------
> Traceback (most recent call last):
>   File 
> "/home/jenkins/workspace/NewSparkPullRequestBuilder/python/pyspark/mllib/tests.py",
>  line 1250, in test_training_and_prediction
>     self.assertTrue(errors[1] - errors[-1] > 0.3)
> AssertionError: False is not true
> {code}



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