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https://issues.apache.org/jira/browse/YARN-453?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Karthik Kambatla updated YARN-453:
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Component/s: scheduler
> Optimize FS internal data structures
> ------------------------------------
>
> Key: YARN-453
> URL: https://issues.apache.org/jira/browse/YARN-453
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: scheduler
> Affects Versions: 2.0.3-alpha
> Reporter: Karthik Kambatla
> Assignee: Karthik Kambatla
>
> FS uses lists to store internal queues and sorts them on every heartbeat
> leading to unnecessary scheduling overhead.
> Choice of better data structures should reduce the latency.
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