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https://issues.apache.org/jira/browse/EAGLE-510?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15449597#comment-15449597
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ASF GitHub Bot commented on EAGLE-510:
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Github user yonzhang commented on the issue:
https://github.com/apache/incubator-eagle/pull/403
We may not change the code to use regex matching as it is too slow. We have
achieved more than 10 times performance gain by using string operations than
using regex.
This is critical important as in production we have the issue with large
amount of audit log and regex significantly make performance worse
> Refactor HDFS audit log parser
> ------------------------------
>
> Key: EAGLE-510
> URL: https://issues.apache.org/jira/browse/EAGLE-510
> Project: Eagle
> Issue Type: Improvement
> Reporter: Peter Kim
> Priority: Minor
>
> The current HDFS audit log parser can be refactored by leveraging regex
> instead of the substring methods it uses.
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