[jira] [Issue Comment Deleted] (YARN-6194) Cluster capacity in SchedulingPolicy is updated only on allocation file reload

["Karthik Kambatla (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/YARN-6194?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Karthik Kambatla updated YARN-6194:
-----------------------------------
    Comment: was deleted

(was: Patch that:
# Uses policy-based check instead of fitsIn to see if a container can be preempted
# Move some of the SchedulingPolicy methods to the abstract base class instead of sub-classes
# Augmented tests to consider DRF for both minshare and fairshare preemption)

> Cluster capacity in SchedulingPolicy is updated only on allocation file reload
> ------------------------------------------------------------------------------
>
>                 Key: YARN-6194
>                 URL: https://issues.apache.org/jira/browse/YARN-6194
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: fairscheduler
>    Affects Versions: 2.8.0
>            Reporter: Karthik Kambatla
>            Assignee: Yufei Gu
>         Attachments: YARN-6193.000.patch
>
>
> Some of the {{SchedulingPolicy}} methods need cluster capacity which is set using {{#initialize}} today. However, {{initialize()}} is called only on allocation reload. If nodes are added between reloads, the cluster capacity is not considered until the next reload.



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