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https://issues.apache.org/jira/browse/SPARK-57698?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Fei Wang updated SPARK-57698:
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Description: Currently, MALLOC_ARENA_MAX=4 is set for Spark on YARN, see
[https://github.com/apache/hadoop/blob/10bb684bb4d5cb8edbd2ce79a5d695592cef32c5/hadoop-common-project/hadoop-common/src/main/bin/hadoop-functions.sh#L1420]
. We should apply the same setting for Spark on Kubernetes to ensure
consistent memory allocation behavior. (was: Currently, MALLOC_ARENA_MAX=4 is
set for Spark on YARN. We should apply the same setting for Spark on Kubernetes
to ensure consistent memory allocation behavior.)
> Set MALLOC_ARENA_MAX=4 by default in Spark K8S entrypoint, consistent with
> Spark on YARN
> ----------------------------------------------------------------------------------------
>
> Key: SPARK-57698
> URL: https://issues.apache.org/jira/browse/SPARK-57698
> Project: Spark
> Issue Type: Improvement
> Components: Kubernetes
> Affects Versions: 4.1.0
> Reporter: Fei Wang
> Priority: Trivial
>
> Currently, MALLOC_ARENA_MAX=4 is set for Spark on YARN, see
> [https://github.com/apache/hadoop/blob/10bb684bb4d5cb8edbd2ce79a5d695592cef32c5/hadoop-common-project/hadoop-common/src/main/bin/hadoop-functions.sh#L1420]
> . We should apply the same setting for Spark on Kubernetes to ensure
> consistent memory allocation behavior.
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