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https://issues.apache.org/jira/browse/YARN-6681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16033699#comment-16033699
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Hadoop QA commented on YARN-6681:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m
0s{color} | {color:blue} Docker mode activated. {color} |
| {color:red}-1{color} | {color:red} docker {color} | {color:red} 0m
12s{color} | {color:red} Docker failed to build yetus/hadoop:8515d35. {color} |
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|| Subsystem || Report/Notes ||
| JIRA Issue | YARN-6681 |
| JIRA Patch URL |
https://issues.apache.org/jira/secure/attachment/12870857/YARN-6681.branch-2.patch
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| Console output |
https://builds.apache.org/job/PreCommit-YARN-Build/16072/console |
| Powered by | Apache Yetus 0.5.0-SNAPSHOT http://yetus.apache.org |
This message was automatically generated.
> Eliminate double-copy of child queues in canAssignToThisQueue
> -------------------------------------------------------------
>
> Key: YARN-6681
> URL: https://issues.apache.org/jira/browse/YARN-6681
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: resourcemanager
> Affects Versions: 2.8.0
> Reporter: Daryn Sharp
> Assignee: Daryn Sharp
> Attachments: YARN-6681.branch-2.8.patch, YARN-6681.branch-2.patch,
> YARN-6681.trunk.patch
>
>
> 20% of the time in {{AbstractCSQueue#canAssignToThisQueue}} is spent
> performing two duplications a treemap of child queues into a list - once to
> test for null, second to see if it's empty. Eliminating the dups reduces the
> overhead to 2%.
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