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https://issues.apache.org/jira/browse/YARN-1923?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13967229#comment-13967229
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Sandy Ryza commented on YARN-1923:
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+1
> Make FairScheduler resource ratio calculations terminate faster
> ---------------------------------------------------------------
>
> Key: YARN-1923
> URL: https://issues.apache.org/jira/browse/YARN-1923
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: scheduler
> Reporter: Anubhav Dhoot
> Assignee: Anubhav Dhoot
> Attachments: YARN-1923.002.patch, YARN-1923.patch
>
>
> In fair scheduler computing shares continues till iterations are complete
> even when we have a perfect match between the resource shares and total
> resources. This is because the binary search checks only less or greater and
> not equals. Add an early termination condition when its equal
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