2 files changed, 10 insertions, 5 deletions

diff --git a/hosts/sif/default.nix b/hosts/sif/default.nix
index 4d83ee11..bdd6653a 100644
--- a/hosts/sif/default.nix
+++ b/hosts/sif/default.nix
@@ -271,8 +271,8 @@
 
     nix = {
       autoOptimiseStore = true;
-      daemonNiceLevel = 10;
-      daemonIONiceLevel = 3;
+      daemonCPUSchedPolicy = "idle";
+      daemonIOSchedClass = "idle";
 
       buildServers.vidhar = {
         address = "vidhar.yggdrasil";
diff --git a/hosts/vidhar/default.nix b/hosts/vidhar/default.nix
index 1d8f4c3c..0bad0f8c 100644
--- a/hosts/vidhar/default.nix
+++ b/hosts/vidhar/default.nix
@@ -254,9 +254,14 @@
       Defaults lecture = never
     '';
 
-    nix.gc = {
-      automatic = true;
-      options = "--delete-older-than 30d";
+    nix = {
+      daemonCPUSchedPolicy = "batch";
+      daemonIOSchedClass = "idle";
+
+      gc = {
+        automatic = true;
+        options = "--delete-older-than 30d";
+      };
     };
 
     powerManagement = {