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From "Giovanni Matteo Fumarola (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-8146) Remove LinkedList From resourcemanager.reservation.planning Package
Date Mon, 15 Oct 2018 23:13:00 GMT

    [ https://issues.apache.org/jira/browse/YARN-8146?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16650948#comment-16650948
] 

Giovanni Matteo Fumarola commented on YARN-8146:
------------------------------------------------

The change looks good to me.
I can't see what is the checkstyle error.

Let's run Yetus again.

> Remove LinkedList From resourcemanager.reservation.planning Package
> -------------------------------------------------------------------
>
>                 Key: YARN-8146
>                 URL: https://issues.apache.org/jira/browse/YARN-8146
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: reservation system
>    Affects Versions: 3.0.1
>            Reporter: BELUGA BEHR
>            Assignee: BELUGA BEHR
>            Priority: Trivial
>         Attachments: YARN-8146.1.patch
>
>
> Remove {{LinkedList}} instances in favor of {{ArrayList}}.  {{ArrayList}} is generally
more memory efficient, require less memory fragmentation, and with memory localization, faster
to iterate.



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