Kloxo-MR 7 already use 'ondemand' instead 'dynamic'.
If using Kloxo-MR 6.5, copy php53-fpm-pool.conf.tpl to custom.php53-fpm-pool.conf.tpl inside /home/php-fpm/tpl. After that, modified custom.php53-fpm-pool.conf.tpl and then run 'sh /script/fixphpfpm; sh /script/restart-web'.