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From "Varun Saxena (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-13806) MetricsSourceBuilder doesn't set hasAtMetric when the Source object is reregistered
Date Thu, 10 Nov 2016 14:03:58 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-13806?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15654117#comment-15654117
] 

Varun Saxena commented on HADOOP-13806:
---------------------------------------

Added your name to list of committers. Actually your old ID [~garlanaganarasimha@huawei.com]
was present in the list.

> MetricsSourceBuilder doesn't set hasAtMetric when the Source object is reregistered
> -----------------------------------------------------------------------------------
>
>                 Key: HADOOP-13806
>                 URL: https://issues.apache.org/jira/browse/HADOOP-13806
>             Project: Hadoop Common
>          Issue Type: Bug
>            Reporter: Naganarasimha G R
>            Assignee: Naganarasimha G R
>         Attachments: HADOOP-13806.001.patch
>
>
> We are trying to register a Object (instance of MetricsObject) which has already been
registered and unregistered. During this operation we got an exception during MetricsSourceBuilder.build()
> {code}
> org.apache.hadoop.metrics2.MetricsException: No valid @Metric annotation found.
> 	at org.apache.hadoop.metrics2.lib.MetricsSourceBuilder.build(MetricsSourceBuilder.java:83)
> 	at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.register(MetricsSystemImpl.java:225)
> 	at org.apache.hadoop.metrics2.impl.TestMetricsSystemImpl.testUnregisterSource(TestMetricsSystemImpl.java:417)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> {code}



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