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https://issues.apache.org/jira/browse/HDFS-15100?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17011321#comment-17011321
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Akira Ajisaka commented on HDFS-15100:
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Thanks [~inigoiri] for your comment.
This is the output:
https://gist.github.com/aajisaka/33699d0ef825cf587e0bb4a5575c1939
This change is for the errors that we have to find the root cause of and fix,
so I'd like to see the detailed information.
> RBF: Print stacktrace when DFSRouter fails to fetch/parse JMX output from
> NameNode
> ----------------------------------------------------------------------------------
>
> Key: HDFS-15100
> URL: https://issues.apache.org/jira/browse/HDFS-15100
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: rbf
> Reporter: Akira Ajisaka
> Assignee: Akira Ajisaka
> Priority: Major
> Labels: supportability
>
> When DFSRouter fails to fetch or parse JMX output from NameNode, it prints
> only the error message. Therefore we had to modify the source code to print
> the stacktrace of the exception to find the root cause.
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