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From Ceki Gülcü <c...@qos.ch>
Subject Re: UNIX file handler problem used up on log4j log files
Date Fri, 30 Aug 2002 14:05:41 GMT

That doesn't say anything about the way you attach appenders to loggers. Or?

At 09:36 30.08.2002 -0400, you wrote:

>Thanks for the reply. Currently, that's how we do it, very simply:
>
>  theLog = Category.getInstance(logName.toString());
>
>     if (..... ) {
>         theLog.fatal(theMessage);
>
>}
>
>
>
>
>^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>  Tony Yan (Bin)
>  BHNSM/DOH/NYS
>  Tel: 518-473-1809
>  Email: bxy02@health.state.ny.us
>
>^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>
>
>
>
>
> 
>
>                       Ceki 
> Gülcü 
>
>                       <ceki@qos.ch>            To:       "Log4J Users 
> List" <log4j-user@jakarta.apache.org>
>                                                cc: 
>
>                       08/30/2002 09:28         Subject:  Re: UNIX file 
> handler problem used up on log4j log files
>                       AM 
>
>                       Please respond 
> to 
>
>                       "Log4J 
> Users 
>
>                       List" 
>
> 
>
> 
>
>
>
>
>
>At 08:52 30.08.2002 -0400, you wrote:
> >I have a problem with file handler in UNIX. It is related to log4j, but
>may
> >not caused by it.
> >
> >There are two web applications running, both using log4j. One is
> >Solaris/Weblogic and the other
> >Solaris/iPlanet. The WL one never had problem with file logging. But the
> >iPlanet always will have overflow file handler issue and eventually after
> >days the UNIX file resources is used up and appl. get locked.
> >
> >I understand log4j is thread safe. I also checked the code of log4j. It
> >seems that the files (appenders) get opened and kept open until
> >specifically get reset() or close(). My question is that
> >
> >(a) Should we close the appenders each event is logged? Or we should
> >justleave them open.
>
>No, that would be excruciatingly slow.
>
> >(b) For the file hander of UNIX, for one file (appender) why would it use
> >multiple handler for one file? why not use kind of pooling access to the
> >file.
>
>How do you configure the appenders? Do you dynamically create a large
>number of appenders without ever closing them?
>
> >Please clarify if I have any misunderstandins.
> >
> >
> >Tony Yan
>
>--
>Ceki
>
>
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--
Ceki


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