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https://issues.apache.org/jira/browse/HADOOP-3371?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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lohit vijayarenu updated HADOOP-3371:
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Status: Patch Available (was: Open)
> MBeanUtil dumps stacktrace from registerMBean
> ---------------------------------------------
>
> Key: HADOOP-3371
> URL: https://issues.apache.org/jira/browse/HADOOP-3371
> Project: Hadoop Core
> Issue Type: Bug
> Components: metrics
> Affects Versions: 0.18.0
> Reporter: lohit vijayarenu
> Priority: Minor
> Attachments: HADOOP-IgnoreException.patch
>
>
> MBeanUtil catches dumps all exception thrown by registerMBean, which prints
> the stacktrace for InstanceAlreadyExistsException in most of our testcases.
> It should be fine to catch and ignore it and not print it.
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