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https://issues.apache.org/jira/browse/HDDS-13827?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rishabh Patel updated HDDS-13827:
---------------------------------
    Description: 
The current audit log configuration uses  {{DefaultRolloverStrategy}}
[https://github.com/apache/ozone/blob/31ec0263805f9cbc28f5633e4c0b71d1d1be1ea7/hadoop-ozone/dist/src/shell/conf/om-audit-log4j2.properties#L82]

 

DefaultRolloverStrategy by default allows a maximum of 7 files. Oldest data is 
rolled over when more data is written to the log files. 
Setting the max number of files to unlimited makes the calculation of space 
unpredictable and susceptible to overruns. 
Instead, setting the value to a larger number would be a better default.

[https://logging.apache.org/log4j/2.x/manual/appenders/rolling-file.html#DefaultRolloverStrategy]

 

  was:
The current audit log configuration uses 
{{DefaultRolloverStrategy}}
[https://github.com/apache/ozone/blob/31ec0263805f9cbc28f5633e4c0b71d1d1be1ea7/hadoop-ozone/dist/src/shell/conf/om-audit-log4j2.properties#L82]

 

{{DefaultRolloverStrategy }}by default allows a maximum of 7 files. Oldest data 
is rolled over when more data is written to the log files. 

Setting the max number of files to unlimited makes the calculation of space 
unpredictable and susceptible to overruns. 

Instead, setting the value to a larger number would be a better default.



[https://logging.apache.org/log4j/2.x/manual/appenders/rolling-file.html#DefaultRolloverStrategy]

 


> Audit log data is lost due to rollover
> --------------------------------------
>
>                 Key: HDDS-13827
>                 URL: https://issues.apache.org/jira/browse/HDDS-13827
>             Project: Apache Ozone
>          Issue Type: Bug
>            Reporter: Rishabh Patel
>            Assignee: Rishabh Patel
>            Priority: Major
>
> The current audit log configuration uses  {{DefaultRolloverStrategy}}
> [https://github.com/apache/ozone/blob/31ec0263805f9cbc28f5633e4c0b71d1d1be1ea7/hadoop-ozone/dist/src/shell/conf/om-audit-log4j2.properties#L82]
>  
> DefaultRolloverStrategy by default allows a maximum of 7 files. Oldest data 
> is rolled over when more data is written to the log files. 
> Setting the max number of files to unlimited makes the calculation of space 
> unpredictable and susceptible to overruns. 
> Instead, setting the value to a larger number would be a better default.
> [https://logging.apache.org/log4j/2.x/manual/appenders/rolling-file.html#DefaultRolloverStrategy]
>  



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