{ config, lib, pkgs, ... }: { networking.firewall.allowedTCPPorts = [ 9100 ]; services.prometheus.exporters.node = { enable = true; enabledCollectors = [ "conntrack" "diskstats" "entropy" "filefd" "filesystem" "loadavg" "mdadm" "meminfo" "netdev" "netstat" "stat" "time" "vmstat" "systemd" "logind" "interrupts" "ksmd" ]; }; }