/etc/php5/fpm/pool.d/www.conf pm = ondemand?

[mdPlusPlus]

#install php-fpm config
cat > /etc/php5/fpm/pool.d/www.conf <<END
[www]
user = www-data
group = www-data
listen = /var/run/php5-fpm.sock
pm = ondemand
pm.max_children = 5
pm.start_servers = 1
pm.min_spare_servers = 1
pm.max_spare_servers = 1
pm.process_idle_timeout = 3s;
pm.max_requests = 500
chdir = /var/www/
env[HOSTNAME] = \$HOSTNAME
php_admin_value[upload_max_filesize] = 128M
END`

pm is set to ondemand, but pm.start_servers, pm.min_spare_servers, pm.max_spare_servers have the comment Note: Used only when pm is set to 'dynamic'.

[mdPlusPlus]

Switched to pm = dynamic.