modules/nixos/common/builder: enable kernel samepage merging

nix-community · Jan 6, 2025 · 073ea01 · 073ea01
1 parent 26ce341
commit 073ea01
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/modules/nixos/common/builder.nix b/modules/nixos/common/builder.nix
@@ -11,6 +11,9 @@
 
     boot.kernelPackages = pkgs.linuxKernel.packages.linux_6_12;
 
+    # kernel samepage merging
+    hardware.ksm.enable = true;
+
     systemd.services.free-space = {
       serviceConfig.Type = "oneshot";
       startAt = "hourly";