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From "zhangshilong (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (YARN-4090) Make Collections.sort() more efficient in FSParentQueue.java
Date Tue, 07 Feb 2017 04:01:41 GMT

     [ https://issues.apache.org/jira/browse/YARN-4090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

zhangshilong updated YARN-4090:
-------------------------------
    Attachment: YARN-4090.006.patch

> Make Collections.sort() more efficient in FSParentQueue.java
> ------------------------------------------------------------
>
>                 Key: YARN-4090
>                 URL: https://issues.apache.org/jira/browse/YARN-4090
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: fairscheduler
>            Reporter: Xianyin Xin
>            Assignee: zhangshilong
>         Attachments: sampling1.jpg, sampling2.jpg, YARN-4090.001.patch, YARN-4090.002.patch,
YARN-4090.003.patch, YARN-4090.004.patch, YARN-4090.005.patch, YARN-4090.006.patch, YARN-4090-preview.patch,
YARN-4090-TestResult.pdf
>
>
> Collections.sort() consumes too much time in a scheduling round.



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