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https://issues.apache.org/jira/browse/HIVE-10355?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gopal V resolved HIVE-10355.
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Resolution: Won't Fix
We have made it much less random with consistent splits and cache affinity.
At this point, the best method is less random than using pure randomness.
> LLAP: randomness in random machine scheduling is not random enough
> ------------------------------------------------------------------
>
> Key: HIVE-10355
> URL: https://issues.apache.org/jira/browse/HIVE-10355
> Project: Hive
> Issue Type: Sub-task
> Components: llap
> Reporter: Sergey Shelukhin
> Assignee: Gopal V
>
> Based on discussion; there's some skew towards 0th machine.
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