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https://issues.apache.org/jira/browse/SPARK-7189?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14517136#comment-14517136
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Zhang, Liye commented on SPARK-7189:
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Yes, I think the current solution is a tradeoff, we can not simply changing the
>= to > which will cause other problems. Anyway, I haven't think up any other
solution yet, maybe others have some novel/nice ideas.
> History server will always reload the same file even when no log file is
> updated
> --------------------------------------------------------------------------------
>
> Key: SPARK-7189
> URL: https://issues.apache.org/jira/browse/SPARK-7189
> Project: Spark
> Issue Type: Bug
> Components: Spark Core
> Affects Versions: 1.3.0
> Reporter: Zhang, Liye
> Priority: Minor
>
> History server will check every log file with it's modification time. It will
> reload the file if the file's modification time is later or equal to the
> latest modification time it remembered. So it will reload the same file(s)
> periodically if the file(s) with the latest modification time even if there
> is nothing change. This is not necessary.
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