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From Ceki Gülcü <c...@qos.ch>
Subject RE: DailyRollingFileAppender not renaming files
Date Thu, 29 Aug 2002 14:13:34 GMT
Log4j is thread safe. Synchronizing access to loggers will not
help. Randomly synchronizing methods is an anti-pattern.

At 08:05 29.08.2002 -0600, you wrote:
>But, I thought log4j was thread-safe. Why do I need to synchronize access to
>the Loggers?
>
>-shawn
>
>====================================
>Shawn Wilson [shawnw@atmreports.com]
>Software Developer, ATMReports.com
>PH: 877-327-0873, FAX: 406-294-5806
>====================================
>
>-----Original Message-----
>From: Martin Gainty [mailto:mgainty@hotmail.com]
>Sent: Wednesday, August 28, 2002 6:10 PM
>To: shawnw@atmreports.com; log4j-user@jakarta.apache.org
>Subject: Re: DailyRollingFileAppender not renaming files
>
>
>
>Synchronise the threads..
>i.e. declaring the most heavily trafficked I/O methods() with 'synchronised'
>Good Luck,
>Martin Gainty
>
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> >From: "Shawn Wilson"
> >Reply-To: "Log4J Users List"
> >To:
> >Subject: DailyRollingFileAppender not renaming files
> >Date: Wed, 28 Aug 2002 09:04:51 -0600
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> >
> >Hi,
> >
> >I'm using log4j on the Windows platform and many times I notice that
> >DailyRollingFileAppender is not able to rename the log file. I get this
> >messages on stderr:
> >
> >log4j:ERROR Failed to rename [c:/path/to/my/file] to
> >[c:/path/to/my/file.2002-08-27].
> >
> >I searched the archives and someone had said it may have something to do
> >with multiple threads using a single Logger object. This may in fact be
>what
> >is causing my problem since I have two threads in one class that are using
> >the same Logger.
> >
> >What should I do to prevent this error from occurring? It is important we
> >keep backups of all our log files!
> >
> >Thanks,
> >-shawn
> >
> >====================================
> >Shawn Wilson [shawnw@atmreports.com]
> >Software Developer, ATMReports.com
> >PH: 877-327-0873, FAX: 406-294-5806
> >====================================
> >
> >
> >
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--
Ceki


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