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https://issues.apache.org/jira/browse/SPARK-31900?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean R. Owen resolved SPARK-31900.
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Resolution: Won't Fix
> Client memory passed unvalidated to the JVM Xmx
> -----------------------------------------------
>
> Key: SPARK-31900
> URL: https://issues.apache.org/jira/browse/SPARK-31900
> Project: Spark
> Issue Type: Bug
> Components: Spark Submit
> Affects Versions: 2.0.0, 3.0.0
> Reporter: Gera Shegalov
> Priority: Minor
>
> When launching in the client mode Spark launcher uses spark.driver.memory
> config (among other settings in the precedence order). Unlike the cluster
> mode, the client memory config is not trimmed and not validated to be a valid
> suffix for the [Xmx
> option|https://docs.oracle.com/en/java/javase/14/docs/specs/man/java.html#extra-options-for-java].
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