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https://issues.apache.org/jira/browse/YARN-5112?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15292378#comment-15292378
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Junping Du commented on YARN-5112:
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Thanks Jian for the patch. Latest patch LGTM. However, can we add a unit test
in TestLogAggregationService to verify that when root dir permission issue
happens, only 1 warn message there?
> Excessive log warnings on NM recovery
> -------------------------------------
>
> Key: YARN-5112
> URL: https://issues.apache.org/jira/browse/YARN-5112
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Jian He
> Assignee: Jian He
> Attachments: YARN-5112.2.patch, YARN-5112.3.patch, YARN-5112.patch
>
>
> When there are a lot of apps to recover in NM store, NM prints these two
> lines for each app, which gets annoying.
> {code}
> 2015-10-13 01:58:40,277 WARN logaggregation.LogAggregationService
> (LogAggregationService.java:verifyAndCreateRemoteLogDir(195)) - Remote Root
> Log Dir [/app-logs] already exist, but with incorrect permissions. Expected:
> [rwxrwxrwt], Found: [rwxrwxrwx]. The cluster may have problems with multiple
> users.
> 1111336 2015-10-13 01:58:40,277 WARN logaggregation.AppLogAggregatorImpl
> (AppLogAggregatorImpl.java:<init>(182)) - rollingMonitorInterval is set as
> -1. The log rolling mornitoring interval is disabled. The logs will be
> aggregated after this application is finished.
> {code}
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