feat: adopt performance tweaks from cachyos.

hosts/skadi/configuration.nix

@@ -42,6 +42,18 @@
     scheduler = "scx_bpfland";
   };
 
+  # Setup ananicy with cachyos rules
+  services.ananicy = {
+    enable = true;
+    package = pkgs.ananicy-cpp;
+    rulesProvider = pkgs.ananicy-rules-cachyos;
+  };
+
+  # Setup power profiles daemon
+  services.power-profiles-daemon = {
+    enable = true;
+  };
+
   # Get nicer hostname
   networking.hostName = "skadi"; # Define your hostname.
 
@@ -71,6 +83,9 @@
     settings.Resolve.FallbackDns = ["192.168.0.5"];
   };
 
+  # Enable bpftune for better networking
+  services.bpftune.enable = true;
+
   # Set your time zone.
   time.timeZone = "Europe/Zagreb";
 

hosts/skadi/home.nix

@@ -22,6 +22,7 @@
     TERMINAL = "foot";
     WINEPREFIX = "$HOME/.local/share/wineprefix/default";
     SECOND_BRAIN = "$HOME/docs/sb";
+    __GL_SHADER_DISK_CACHE_SIZE = "12000000000";
   };
 
   # Let Home Manager install and manage itself.

modules/linux/nixos/boot.nix

@@ -9,7 +9,16 @@
 
   config = lib.mkIf config.crony.boot.enable {
     boot.kernel.sysctl = {
-      "vm.swappiness" = 10;
+      # Cachy os adopted values
+      "vm.swappiness" = 100;
+      "vm.vfs_cache_pressure" = 50;
+      "vm.dirty_bytes" = 268435456;
+      "vm.page-cluster" = 1;
+      "vm.dirty_background_bytes" = 67108864;
+      "vm.dirty_writeback_centisecs" = 1500;
+      "net.core.netdev_max_backlog" = 4096;
+      "fs.file-max" = 2097152;
+      # Disable watchdog
       "kernel.nmi_watchdog" = 0;
     };
     boot.kernelParams = ["quiet"];