Hi Zeev, chunked output buffering seems to work on Linux. Unfortunately several things do not work (anymore) on win32 (tested CGI): 1) Using ob_start([internal_function]) eg. strlen(),nl2br()etc. yield in no-output, while using a simple user-land wrapper works. 2) this crashes: function strlens($string) { return $string; } ob_start('strlens'); echo str_repeat('test',5500); ob_end_flush(); 3) for all specified values for chunked output buffering the buffer grew up to 10x of its original size (tested with user-land strlen wrapper) several values for several values it crashed immediately (eg.2) andré -- · André Langhorst t: +49 331 5811560 · · [EMAIL PROTECTED] m: +49 173 9558736 · * PHP Quality Assurance http://qa.php.net * -- PHP Development Mailing List <http://www.php.net/> To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] To contact the list administrators, e-mail: [EMAIL PROTECTED]