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Posted to common-issues@hadoop.apache.org by "Christopher Gregorian (JIRA)" <ji...@apache.org> on 2019/01/10 19:52:00 UTC

[jira] [Updated] (HADOOP-15481) Emit FairCallQueue stats as metrics

     [ https://issues.apache.org/jira/browse/HADOOP-15481?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Christopher Gregorian updated HADOOP-15481:
-------------------------------------------
    Attachment: Emit_size_and_overflow_metrics_from_FairCallQueue.patch

> Emit FairCallQueue stats as metrics
> -----------------------------------
>
>                 Key: HADOOP-15481
>                 URL: https://issues.apache.org/jira/browse/HADOOP-15481
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: metrics, rpc-server
>            Reporter: Erik Krogen
>            Assignee: Christopher Gregorian
>            Priority: Major
>         Attachments: Emit_size_and_overflow_metrics_from_FairCallQueue.patch
>
>
> Currently FairCallQueue has some statistics which are exported via JMX: the size of each queue, and the number of overflowed calls per queue. These are useful statistics to track over time to determine, for example, if queues need to be resized. We should emit them via the standard metrics system.



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