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From "Oleg Ignatenko (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (IGNITE-9423) unreliable test: SVMMultiClassTrainerTest.testTrainWithTheLinearlySeparableCase[Data divided on 4 partitions, training with batch size {1}]
Date Wed, 29 Aug 2018 13:00:00 GMT

     [ https://issues.apache.org/jira/browse/IGNITE-9423?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Oleg Ignatenko updated IGNITE-9423:
-----------------------------------
    Ignite Flags:   (was: Docs Required)

> 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
>            Assignee: Oleg Ignatenko
>            Priority: Major
>             Fix For: 2.7
>
>
> [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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