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From "Sean Po (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (YARN-5211) Supporting "priorities" in the ReservationSystem
Date Fri, 01 Jul 2016 22:43:11 GMT

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

Sean Po reassigned YARN-5211:
-----------------------------

    Assignee: Sean Po  (was: Carlo Curino)

> Supporting "priorities" in the ReservationSystem
> ------------------------------------------------
>
>                 Key: YARN-5211
>                 URL: https://issues.apache.org/jira/browse/YARN-5211
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          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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