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Posted to issues@ignite.apache.org by "Oleg Ignatenko (JIRA)" <ji...@apache.org> on 2018/08/29 12:59:00 UTC
[jira] [Created] (IGNITE-9423) unreliable test:
SVMMultiClassTrainerTest.testTrainWithTheLinearlySeparableCase[Data divided
on 4 partitions, training with batch size {1}]
Oleg Ignatenko created IGNITE-9423:
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Summary: unreliable test: SVMMultiClassTrainerTest.testTrainWithTheLinearlySeparableCase[Data divided on 4 partitions, training with batch size {1}]
Key: IGNITE-9423
URL: https://issues.apache.org/jira/browse/IGNITE-9423
Project: Ignite
Issue Type: Task
Components: ml
Affects Versions: 2.6
Reporter: Oleg Ignatenko
[Teamcity here|https://ci.ignite.apache.org/viewLog.html?buildId=1755119&] complains that {{SVMMultiClassTrainerTest.testTrainWithTheLinearlySeparableCase}} is unreliable:
{quote}*This test looks flaky:*
Frequent test status changes: 39 changes out of 128 invocations
Test status change in build without changes: from successful to failed
[View test history »|https://ci.ignite.apache.org/project.html?projectId=IgniteTests24Java8&tab=testDetails&testNameId=5118678405024105955#analysis]{quote}
Output for most recent test failure: {noformat}
SVMMultiClassTrainerTest.testTrainWithTheLinearlySeparableCase[Data divided on 4 partitions,
training with batch size \{1}]
java.lang.AssertionError: expected:<0.0> but was:<1.0>
at org.apache.ignite.ml.svm.SVMMultiClassTrainerTest
.testTrainWithTheLinearlySeparableCase(SVMMultiClassTrainerTest.java:53){noformat}
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