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From "genericqa (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-7159) Normalize unit of resource objects in RM and avoid to do unit conversion in critical path
Date Tue, 09 Jan 2018 13:41:00 GMT

    [ https://issues.apache.org/jira/browse/YARN-7159?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16318425#comment-16318425
] 

genericqa commented on YARN-7159:
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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} patch {color} | {color:red}  0m  4s{color} | {color:red}
YARN-7159 does not apply to trunk. Rebase required? Wrong Branch? See https://wiki.apache.org/hadoop/HowToContribute
for help. {color} |
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|| Subsystem || Report/Notes ||
| JIRA Issue | YARN-7159 |
| JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12897526/YARN-7159.018.patch
|
| Console output | https://builds.apache.org/job/PreCommit-YARN-Build/19150/console |
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This message was automatically generated.



> Normalize unit of resource objects in RM and avoid to do unit conversion in critical
path
> -----------------------------------------------------------------------------------------
>
>                 Key: YARN-7159
>                 URL: https://issues.apache.org/jira/browse/YARN-7159
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: nodemanager, resourcemanager
>            Reporter: Wangda Tan
>            Assignee: Manikandan R
>            Priority: Critical
>         Attachments: YARN-7159.001.patch, YARN-7159.002.patch, YARN-7159.003.patch, YARN-7159.004.patch,
YARN-7159.005.patch, YARN-7159.006.patch, YARN-7159.007.patch, YARN-7159.008.patch, YARN-7159.009.patch,
YARN-7159.010.patch, YARN-7159.011.patch, YARN-7159.012.patch, YARN-7159.013.patch, YARN-7159.015.patch,
YARN-7159.016.patch, YARN-7159.017.patch, YARN-7159.018.patch
>
>
> Currently resource conversion could happen in critical code path when different unit
is specified by client. This could impact performance and throughput of RM a lot. We should
do unit normalization when resource passed to RM and avoid expensive unit conversion every
time.



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