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Posted to issues@spark.apache.org by "Dongjoon Hyun (Jira)" <ji...@apache.org> on 2019/11/16 07:41:00 UTC
[jira] [Updated] (SPARK-26362) Remove
'spark.driver.allowMultipleContexts' to disallow multiple Spark contexts
[ https://issues.apache.org/jira/browse/SPARK-26362?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Dongjoon Hyun updated SPARK-26362:
----------------------------------
Labels: release-notes (was: releasenotes)
> Remove 'spark.driver.allowMultipleContexts' to disallow multiple Spark contexts
> -------------------------------------------------------------------------------
>
> Key: SPARK-26362
> URL: https://issues.apache.org/jira/browse/SPARK-26362
> Project: Spark
> Issue Type: Improvement
> Components: Spark Core
> Affects Versions: 3.0.0
> Reporter: Hyukjin Kwon
> Assignee: Hyukjin Kwon
> Priority: Minor
> Labels: release-notes
> Fix For: 3.0.0
>
>
> Multiple Spark contexts are discouraged and it has been warning from 4 years ago (see SPARK-4180).
> It could cause arbitrary and mysterious error cases. (Honestly, I didn't even know Spark allows it).
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