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From "Jason Lowe (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-7495) Improve robustness of the AggregatedLogDeletionService
Date Mon, 27 Nov 2017 18:49:00 GMT

    [ https://issues.apache.org/jira/browse/YARN-7495?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16267235#comment-16267235

Jason Lowe commented on YARN-7495:

Thanks for updating the patch!

It would be good to address the checkstyle issues wrt. line length.  The RETENTION_SECS one
might be fixed by marking the variable final.

> Improve robustness of the AggregatedLogDeletionService
> ------------------------------------------------------
>                 Key: YARN-7495
>                 URL: https://issues.apache.org/jira/browse/YARN-7495
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: log-aggregation
>            Reporter: Jonathan Eagles
>            Assignee: Jonathan Eagles
>         Attachments: YARN-7495.001.patch, YARN-7495.002.patch
> The deletion tasks are scheduled with a TimerTask whose scheduler is a Timer scheduleAtFixedRate.
If an exception occurs in the log deletion task, the Timer scheduler interprets this as a
task cancelation and stops scheduling future deletion tasks.

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