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https://issues.apache.org/jira/browse/YARN-8146?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16650948#comment-16650948
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Giovanni Matteo Fumarola commented on YARN-8146:
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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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