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Posted to common-issues@hadoop.apache.org by "Jonathan Eagles (JIRA)" <ji...@apache.org> on 2015/06/24 21:47:05 UTC

[jira] [Commented] (HADOOP-11958) MetricsSystemImpl fails to show backtrace when an error occurs

    [ https://issues.apache.org/jira/browse/HADOOP-11958?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14600024#comment-14600024 ] 

Jonathan Eagles commented on HADOOP-11958:
------------------------------------------

+1. Thanks, [~jlowe].

> MetricsSystemImpl fails to show backtrace when an error occurs
> --------------------------------------------------------------
>
>                 Key: HADOOP-11958
>                 URL: https://issues.apache.org/jira/browse/HADOOP-11958
>             Project: Hadoop Common
>          Issue Type: Bug
>            Reporter: Jason Lowe
>            Assignee: Jason Lowe
>         Attachments: HADOOP-11958.001.patch
>
>
> While investigating YARN-3619 it was frustrating that MetricsSystemImpl was logging a ConcurrentModificationException but without any backtrace.  Logging a backtrace would be very beneficial to tracking down the cause of the problem.



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