php systemd interval

src/freedombone-utils-web

     # limit the number of php processes
     sed -i 's/; process.max =.*/process.max = 32/g' /etc/php/7.0/fpm/php-fpm.conf
     #sed -i 's/;process_control_timeout =.*/process_control_timeout = 300/g' /etc/php/7.0/fpm/php-fpm.conf
+    sed -i 's|;systemd_interval.*|systemd_interval = 10|g' /etc/php/7.0/fpm/php-fpm.conf
 
     if ! grep -q "pm.max_children" /etc/php/7.0/fpm/php-fpm.conf; then
         echo 'pm.max_children = 10' >> /etc/php/7.0/fpm/php-fpm.conf