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https://issues.apache.org/jira/browse/HDFS-12502?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16210657#comment-16210657
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Hadoop QA commented on HDFS-12502:
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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
10s{color} | {color:red} Docker failed to build yetus/hadoop:0de40f0. {color} |
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|| Subsystem || Report/Notes ||
| JIRA Issue | HDFS-12502 |
| JIRA Patch URL |
https://issues.apache.org/jira/secure/attachment/12892470/HDFS-12502.04.patch |
| Console output |
https://builds.apache.org/job/PreCommit-HDFS-Build/21744/console |
| Powered by | Apache Yetus 0.6.0-SNAPSHOT http://yetus.apache.org |
This message was automatically generated.
> nntop should support a category based on FilesInGetListingOps
> -------------------------------------------------------------
>
> Key: HDFS-12502
> URL: https://issues.apache.org/jira/browse/HDFS-12502
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: metrics
> Reporter: Zhe Zhang
> Assignee: Zhe Zhang
> Attachments: HDFS-12502.00.patch, HDFS-12502.01.patch,
> HDFS-12502.02.patch, HDFS-12502.03.patch, HDFS-12502.04.patch
>
>
> Large listing ops can oftentimes be the main contributor to NameNode
> slowness. The aggregate cost of listing ops is proportional to the
> {{FilesInGetListingOps}} rather than the number of listing ops. Therefore
> it'd be very useful for nntop to support this category.
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