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https://issues.apache.org/jira/browse/SPARK-30121?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean R. Owen reassigned SPARK-30121:
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Assignee: Kent Yao
> Fix memory usage in sbt build script
> ------------------------------------
>
> Key: SPARK-30121
> URL: https://issues.apache.org/jira/browse/SPARK-30121
> Project: Spark
> Issue Type: Bug
> Components: Build
> Affects Versions: 2.4.4, 3.0.0
> Reporter: Kent Yao
> Assignee: Kent Yao
> Priority: Trivial
>
> 1. the default memory setting is missing in usage instructions
> {code:java}
> ```
> build/sbt -h
> ```
> ```
> -mem <integer> set memory options (default: , which is -Xms2048m
> -Xmx2048m -XX:ReservedCodeCacheSize=256m)
> ```
> {code}
> 2. the Perm space is not needed anymore, since java7 is removed.
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