Re: [log4perl-devel] Logging to multiple files with multiple children

[Chris A. <ch...@nu...>]

Mike Schilli wrote:

>On Fri, 9 Sep 2005, Chris Anderson wrote:
>
>  
>
>>In an application where I have multiple children each needing to log to
>>their own file, I've noticed using the get_logger() or init to changes
>>the configuration for all the children and the parent as well. So
>>effectively, when multiple processes use the same instance through
>>get_logger() they all just combine in the same file. I didn't see
>>anything in the documentation regarding how to handle this, so I was
>>hoping someone may be able to shed some light on what I need to do to
>>segregate these logging rules.
>>    
>>
>
>It depends on where you call Log::Log4perl->init().
>
>If it's called in each child process, then the filename can be specified
>dynamically (using something like the pid):
>
>    http://log4perl.sourceforge.net/d/Log/Log4perl/FAQ.html#02bbc
>
>If Log::Log4perl->init() gets called in the main process, messages
>need to be filtered dynamically, using a custom filter:
>  
>
The main process initializes Log4perl, then each child has its own log 
file to use.

>    http://log4perl.sourceforge.net/d/Log/Log4perl/FAQ.html#c7fa8
>    http://log4perl.sourceforge.net/d/Log/Log4perl/Filter.html
>
>Let me know if you need more detailed info.
>  
>
It looks rather simple to filter based on a level, however with each 
child dynamically needing a different filename while main initializes 
I'm not clear on how the filter would need to be setup.

>-- Mike
>
>Mike Schilli
>m...@pe...
>  
>