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https://issues.apache.org/jira/browse/SPARK-35271?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Weichen Xu reassigned SPARK-35271:
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Assignee: Weichen Xu
> After CrossValidator/TrainValidationSplit fit raised error, some backgroud
> threads may still continue run or launch new spark jobs
> ----------------------------------------------------------------------------------------------------------------------------------
>
> Key: SPARK-35271
> URL: https://issues.apache.org/jira/browse/SPARK-35271
> Project: Spark
> Issue Type: Bug
> Components: ML
> Affects Versions: 3.0.1, 3.1.1
> Reporter: Weichen Xu
> Assignee: Weichen Xu
> Priority: Major
>
> CrossValidator/TrainValidationSplit fit will spawn many threads to run trial
> tasks.
> if one of the trial tasks failed, the CrossValidator/TrainValidationSplit fit
> will raise error and break the main thread, but other backgroud threads
> running other trial tasks will continue to run, and trial tasks which are
> pending to run in thread queue will also continue to launch.
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