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Posted to hdfs-issues@hadoop.apache.org by "Yao Lei (Jira)" <ji...@apache.org> on 2021/12/14 09:58:00 UTC

[jira] [Commented] (HDFS-11194) Maintain aggregated peer performance metrics on NameNode

    [ https://issues.apache.org/jira/browse/HDFS-11194?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17459024#comment-17459024 ] 

Yao Lei commented on HDFS-11194:
--------------------------------

Hi, [~arp]
Is this feature availble in  release 3.1.0 ?
I can't find SlowNodeDetector.java in 3.1.0 source code. 

> Maintain aggregated peer performance metrics on NameNode
> --------------------------------------------------------
>
>                 Key: HDFS-11194
>                 URL: https://issues.apache.org/jira/browse/HDFS-11194
>             Project: Hadoop HDFS
>          Issue Type: New Feature
>          Components: namenode
>            Reporter: Xiaobing Zhou
>            Assignee: Arpit Agarwal
>            Priority: Major
>             Fix For: 2.9.0, 3.0.0-alpha4
>
>         Attachments: HDFS-11194-03-04.delta, HDFS-11194.01.patch, HDFS-11194.02.patch, HDFS-11194.03.patch, HDFS-11194.04.patch, HDFS-11194.05.patch, HDFS-11194.06.patch
>
>
> The metrics collected in HDFS-10917 should be reported to and aggregated on NameNode as part of heart beat messages. This will make is easy to expose it through JMX to users who are interested in them.



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