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https://issues.apache.org/jira/browse/FLINK-1502?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15288632#comment-15288632
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ASF GitHub Bot commented on FLINK-1502:
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Github user StephanEwen commented on the pull request:
https://github.com/apache/flink/pull/1947#issuecomment-219964437
Hmm, seeing some local test failures after the re-base. Have to look into
this.
Typical message is `java.lang.IllegalArgumentException: This group already
contains a metric named KeyCount`
> Expose metrics to graphite, ganglia and JMX.
> --------------------------------------------
>
> Key: FLINK-1502
> URL: https://issues.apache.org/jira/browse/FLINK-1502
> Project: Flink
> Issue Type: Sub-task
> Components: JobManager, TaskManager
> Affects Versions: 0.9
> Reporter: Robert Metzger
> Assignee: Chesnay Schepler
> Priority: Minor
> Fix For: pre-apache
>
>
> The metrics library allows to expose collected metrics easily to other
> systems such as graphite, ganglia or Java's JVM (VisualVM).
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