Update no-php.tpl

install/ubuntu/16.04/templates/web/php-fpm/no-php.tpl

@@ -8,7 +8,7 @@
 ;listen.group = www-data
 
 ;pm = ondemand
-;pm.max_children = 2
+;pm.max_children = 4
 ;pm.max_requests = 4000
 ;pm.process_idle_timeout = 10s
 ;pm.status_path = /status