[SPARK-9931] Flaky test: mllib/tests.py StreamingLogisticRegressionWithSGDTests. test_training_and_prediction

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Cannot Reproduce
• Component/s: PySpark, Tests
• Assignee: Unassigned
• Reporter: Davies Liu
• Created: 13/Aug/15 06:23
• Updated: 18/Oct/16 09:34
• Resolved: 18/Oct/16 09:34

Description

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