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Posted to yarn-issues@hadoop.apache.org by "Sean Po (JIRA)" <ji...@apache.org> on 2016/07/14 02:23:20 UTC

[jira] [Updated] (YARN-5211) Supporting "priorities" in the ReservationSystem

     [ https://issues.apache.org/jira/browse/YARN-5211?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Po updated YARN-5211:
--------------------------
    Issue Type: Improvement  (was: Sub-task)
        Parent:     (was: YARN-2572)

> Supporting "priorities" in the ReservationSystem
> ------------------------------------------------
>
>                 Key: YARN-5211
>                 URL: https://issues.apache.org/jira/browse/YARN-5211
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: capacityscheduler, fairscheduler, resourcemanager
>            Reporter: Carlo Curino
>            Assignee: Sean Po
>
> The ReservationSystem currently has an implicit FIFO priority. This JIRA tracks effort to generalize this to arbitrary priority. This is non-trivial as the greedy nature of our ReservationAgents might need to be revisited if not enough space if found for late-arriving but higher priority reservations. 



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