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https://issues.apache.org/jira/browse/SPARK-43396?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated SPARK-43396:
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Labels: pull-request-available (was: )
> Add config to control max ratio of decommissioning executors
> ------------------------------------------------------------
>
> Key: SPARK-43396
> URL: https://issues.apache.org/jira/browse/SPARK-43396
> Project: Spark
> Issue Type: New Feature
> Components: Spark Core
> Affects Versions: 3.4.0
> Reporter: Zhongwei Zhu
> Priority: Major
> Labels: pull-request-available
>
> Decommission too many executors at the same time with shuffle or rdd
> migration could severely hurt performance of shuffle fetch. Block manager
> decommissioner try to migrate shuffle or rdd as soon as possible, this will
> compete network and disk IO with shuffle fetch in the target executor.
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