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https://issues.apache.org/jira/browse/SPARK-24757?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Herman van Hovell resolved SPARK-24757.
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Resolution: Fixed
Assignee: Maxim Gekk
Fix Version/s: 2.4.0
> Improve error message for broadcast timeouts
> --------------------------------------------
>
> Key: SPARK-24757
> URL: https://issues.apache.org/jira/browse/SPARK-24757
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 2.3.1
> Reporter: Maxim Gekk
> Assignee: Maxim Gekk
> Priority: Trivial
> Fix For: 2.4.0
>
>
> Currently, the TimeoutException that is thrown on broadcast joins doesn't
> give any clues to user how to resolve the issue. Need to provide such help to
> users by pointing out two config parameters: *spark.sql.broadcastTimeout* and
> *spark.sql.autoBroadcastJoinThreshold*.
> The ticket aims to handle the TimeoutException there:
> https://github.com/apache/spark/blob/b7a036b75b8a1d287ac014b85e90d555753064c9/sql/core/src/main/scala/org/apache/spark/sql/execution/exchange/BroadcastExchangeExec.scala#L143
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