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https://issues.apache.org/jira/browse/IMPALA-8318?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tim Armstrong updated IMPALA-8318:
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Summary: Consider more advanced I/O resource management (was: Consider
more advance I/O resource management)
> Consider more advanced I/O resource management
> ----------------------------------------------
>
> Key: IMPALA-8318
> URL: https://issues.apache.org/jira/browse/IMPALA-8318
> Project: IMPALA
> Issue Type: Improvement
> Components: Backend
> Reporter: Tim Armstrong
> Priority: Major
> Labels: resource-management
>
> This is a placeholder for more sophisticated policies. We currently do a kind
> of round-robin between scans that provides a kind of fairness. But we could
> do a lot more, e.g. allocate different shares to different queries, factor in
> I/O size rather than just I/O ops, etc.
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