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https://issues.apache.org/jira/browse/YARN-469?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Karthik Kambatla updated YARN-469:
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Attachment: yarn-469.patch
Updated patch
- uses ConcurrentHashMap instead of GuavaCache for caching SchedulingMode
instances
- renamed SchedulingMode methods to make it simpler
- added javadocs
> Make scheduling mode in FS pluggable
> ------------------------------------
>
> Key: YARN-469
> URL: https://issues.apache.org/jira/browse/YARN-469
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: scheduler
> Affects Versions: 2.0.3-alpha
> Reporter: Karthik Kambatla
> Assignee: Karthik Kambatla
> Labels: scheduler
> Attachments: yarn-469.patch, yarn-469.patch, yarn-469.patch,
> yarn-469.patch
>
>
> Currently, scheduling mode in FS is limited to Fair and FIFO. The code
> typically has an if condition at multiple places to determine the correct
> course of action.
> Making the scheduling mode pluggable helps in simplifying this process,
> particularly as we add new modes (DRF in this case).
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