Just unit tests Or if you want to see if in the gui a quick hack is add a couple zeros here: --- a/lib/portfoliolib.php +++ b/lib/portfoliolib.php @@ -1007,7 +1007,7 @@ function portfolio_expected_time_file($totest) { */ function portfolio_filesize_info() { $filesizes = array(); - $sizelist = array(10240, 51200, 102400, 512000, 1048576, 2097152, 5242880, 10485760, 20971520, 52428800); + $sizelist = array(10240, 51200, 102400, 512000, 1048576, 2097152, 5242880, 10485760, 20971520, 5242880000); foreach ($sizelist as $size) { $filesizes[$size] = display_size($size); } l And then see it in the admin gui here: http://moodle.local/admin/settings.php?section=manageportfolioscommon