[jira] [Commented] (KYLIN-5263) replace log4j with logback

[liyang (Jira)]

    [ 
https://issues.apache.org/jira/browse/KYLIN-5263?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17605544#comment-17605544
 ] 

liyang commented on KYLIN-5263:
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有没有办法评估一下换成 logback 能提升多少？

any estimate of the improvement after change to logback?

> replace log4j with logback
> --------------------------
>
>                 Key: KYLIN-5263
>                 URL: https://issues.apache.org/jira/browse/KYLIN-5263
>             Project: Kylin
>          Issue Type: Improvement
>          Components: Query Engine
>    Affects Versions: v4.0.1
>            Reporter: zhaoliu
>            Priority: Minor
>         Attachments: screenshot-1.png
>
>
> 在查询并发高的时候，发现线程会阻塞在日志打印处，可以使用更高效的logback替换当前的log4j.
>  !screenshot-1.png! 



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