diff --git a/nixos/machines/pepe/telegraf.nix b/nixos/machines/pepe/telegraf.nix
index d37352e..7e05d1a 100644
--- a/nixos/machines/pepe/telegraf.nix
+++ b/nixos/machines/pepe/telegraf.nix
@@ -20,6 +20,8 @@ in
       };
       # https://github.com/influxdata/telegraf/tree/master/plugins/inputs < all them plugins
       inputs = {
+        cpu = {};
+        diskio = {};
         x509_cert = [{
           sources = (map (url: "${url.url}:443") urls);
           interval = "30m"; # agent.interval = "10s" is default
diff --git a/nixos/machines/robi/telegraf.nix b/nixos/machines/robi/telegraf.nix
index 326e069..280b4ac 100644
--- a/nixos/machines/robi/telegraf.nix
+++ b/nixos/machines/robi/telegraf.nix
@@ -8,6 +8,8 @@
       };
       # https://github.com/influxdata/telegraf/tree/master/plugins/inputs < all them plugins
       inputs = {
+        cpu = {};
+        diskio = {};
         processes = { };
         systemd_units = { };
         nginx.urls = [ "http://localhost/nginx_status" ];