8 jun 2011 kl. 09.09 skrev Christian Grobmeier: > The object itself is always the same, for all threads. Every thread > gets this "Appender" from a kind of a pool. > > My guess is, every thread gets some kind of a copy of this object, > working at it. Once it reaches the method, its members states are not > reflected into the other stack call. I never worked with "log4php", so I am really not sure how "getMaxFileSize" calculates the log file size. In general, results for functions like PHP's "filesize" are cached. See e.g. http://php.net/manual/en/function.filesize.php Right after the flock call, try to clear the cache with clearstatcache(). Maybe that helps. /frank -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php