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https://issues.apache.org/jira/browse/YARN-6697?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16042246#comment-16042246
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ZhangBing Lin commented on YARN-6697:
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[~templedf],thank you for your answer carefully, I think you're right,
deletionService not necessary logging,the ResourceLocalizationService logging
is not clear,I just think in the code specification that this is a problem, did
not think so much.
I think it adding a comment may be better.
> Catch an exception, exception information needs to be recorded, even if the
> probability of occurrence is very low
> -----------------------------------------------------------------------------------------------------------------
>
> Key: YARN-6697
> URL: https://issues.apache.org/jira/browse/YARN-6697
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: nodemanager
> Affects Versions: 3.0.0-alpha4
> Reporter: ZhangBing Lin
> Assignee: ZhangBing Lin
> Priority: Minor
> Attachments: YARN-6697.001.patch
>
>
> Catch an exception, exception information needs to be recorded, even if the
> probability of occurrence is very low.I think a good programming habit is
> needed to do this, it's just what I think
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