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https://issues.apache.org/jira/browse/HDFS-15720?focusedWorklogId=522912&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-522912
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ASF GitHub Bot logged work on HDFS-15720:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 10/Dec/20 21:47
            Start Date: 10/Dec/20 21:47
    Worklog Time Spent: 10m 
      Work Description: jojochuang merged pull request #2532:
URL: https://github.com/apache/hadoop/pull/2532


   


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Issue Time Tracking
-------------------

    Worklog Id:     (was: 522912)
    Time Spent: 2h  (was: 1h 50m)

> namenode audit async logger should add some log4j config
> --------------------------------------------------------
>
>                 Key: HDFS-15720
>                 URL: https://issues.apache.org/jira/browse/HDFS-15720
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: hdfs
>    Affects Versions: 3.3.0
>         Environment: hadoop 3.3.0
>            Reporter: Max  Xie
>            Priority: Minor
>              Labels: pull-request-available
>          Time Spent: 2h
>  Remaining Estimate: 0h
>
> Hadoop project use log4j 1.2.x, we can't config some properties of logger in 
> log4j.properties file , For example, AsyncAppender BufferSize and Blocking 
> see https://logging.apache.org/log4j/1.2/apidocs/index.html.
> Namenode  should add some audit async logger log4j config In order to 
> facilitate the adjustment of log4j usage and audit log output performance 
> adjustment. 
> The new configuration is as follows
> dfs.namenode.audit.log.async.blocking false
> dfs.namenode.audit.log.async.buffer.size 128
>  



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