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https://issues.apache.org/jira/browse/SPARK-23643?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Maxim Gekk updated SPARK-23643:
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Summary: XORShiftRandom.hashSeed allocates unnecessary memory (was:
XORShiftRandom.setSeed allocates unnecessary memory)
> XORShiftRandom.hashSeed allocates unnecessary memory
> ----------------------------------------------------
>
> Key: SPARK-23643
> URL: https://issues.apache.org/jira/browse/SPARK-23643
> Project: Spark
> Issue Type: Bug
> Components: Spark Core
> Affects Versions: 2.3.0
> Reporter: Maxim Gekk
> Priority: Trivial
>
> The setSeed method allocates 64 bytes buffer and puts only 8 bytes of the
> seed parameter into it. Other bytes are always zero and could be easily
> excluded from hash calculation.
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