haproxy_exporter : Prometheus exporter for HAProxy metrics ( https://github.com/prometheus/haproxy_exporter )
nginx_exporter : Prometheus exporter for NginX metrics ( https://github.com/knyar/nginx-lua-prometheus )
phpfpm_exporter : Prometheus exporter for PHP-FPM metrics ( https://github.com/blablacar/phpfpm-prometheus-exporter )
unbound_exporter : Prometheus exporter for PostgreSQL metrics ( https://github.com/letsencrypt/unbound_exporter )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a mva
For Paludis use this rsync : rsync://gentoo.zugaina.org/mva-portage
If you have a problem : ycarus(-at-)zugaina.org