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https://issues.apache.org/jira/browse/DERBY-6350?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13822812#comment-13822812
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Myrna van Lunteren commented on DERBY-6350:
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I did some simple manual experimenting, and did not see an empty derby.log 
created. But I do see it when running the ErrorStreamsTest. I'll do a little 
more analysis, and if I figure out what the problem is I'll log a new issue.
But I think this can be resolved.

> Provide a rolling file implementation of derby.log
> --------------------------------------------------
>
>                 Key: DERBY-6350
>                 URL: https://issues.apache.org/jira/browse/DERBY-6350
>             Project: Derby
>          Issue Type: Improvement
>          Components: Miscellaneous
>            Reporter: Brett Bergquist
>            Assignee: Brett Bergquist
>            Priority: Minor
>              Labels: features
>             Fix For: 10.11.0.0
>
>         Attachments: ErrorStreamTest_rolling_file_cleanup.patch, 
> rolling_file_patch_5.txt, rolling_file_patch_6.txt, 
> rolling_file_patch_7.diff, rollingfilelog.patch.txt, rollingfilelog.patch.txt
>
>
> By default, derby.log grows without bounds if the derby.infolog.append 
> property is set to "true".   Setting this to "true" helps in a hands off 
> production environment to ensure that if Derby restarts, the derby.log which 
> might contain important information is not lost.  On the other hand, when set 
> the "true" the derby.log grows without bounds.  This is problematic in a long 
> running system.  
> What is really needed is the ability to have a rolling derby.log file support 
> where the maximum file size and maximum number of files can be specified.  
> Derby has the ability to configure the location of the log file (ie. 
> derby.stream.error.file) and also two methods of redirecting the error stream 
> (.ie derby.stream.error.method and derby.stream.error.field).  There is no 
> standard implementation that supports a rolling derby.log however.
> This facility should be part of the core Derby system so that it works in 
> both embedded and network server models.



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