3 files changed, 69 insertions, 0 deletions
diff --git a/nixos/configuration/sys/coreutils-configuration.nix b/nixos/configuration/sys/coreutils-configuration.nix
new file mode 100755
index 0000000..9532a3e
--- /dev/null
+++ b/nixos/configuration/sys/coreutils-configuration.nix
@@ -0,0 +1,48 @@
+{
+  pkgs,
+  ...
+}: let
+  coreutils-full-name = "coreuutils-full" + builtins.concatStringsSep ""
+    (builtins.genList (_: "_") (builtins.stringLength pkgs.coreutils-full.version));
+
+  coreutils-name = "coreuutils" + builtins.concatStringsSep ""
+    (builtins.genList (_: "_") (builtins.stringLength pkgs.coreutils.version));
+
+  findutils-name = "finduutils" + builtins.concatStringsSep ""
+    (builtins.genList (_: "_") (builtins.stringLength pkgs.findutils.version));
+
+  diffutils-name = "diffuutils" + builtins.concatStringsSep ""
+    (builtins.genList (_: "_") (builtins.stringLength pkgs.diffutils.version));
+in
+{
+  system.replaceDependencies.replacements = [
+    {
+      oldDependency = pkgs.coreutils-full;
+      newDependency = pkgs.symlinkJoin {
+        name = coreutils-full-name;
+        paths = [pkgs.uutils-coreutils-noprefix];
+      };
+    }
+    {
+      oldDependency = pkgs.coreutils;
+      newDependency = pkgs.symlinkJoin {
+        name = coreutils-name;
+        paths = [pkgs.uutils-coreutils-noprefix];
+      };
+    }
+    {
+      oldDependency = pkgs.findutils;
+      newDependency = pkgs.symlinkJoin {
+        name = findutils-name;
+        paths = [pkgs.uutils-findutils];
+      };
+    }
+    {
+      oldDependency = pkgs.diffutils;
+      newDependency = pkgs.symlinkJoin {
+        name = diffutils-name;
+        paths = [pkgs.uutils-diffutils];
+      };
+    }
+  ];
+}
diff --git a/nixos/configuration/sys/swap.nix b/nixos/configuration/sys/swap.nix
new file mode 100755
index 0000000..72cba4f
--- /dev/null
+++ b/nixos/configuration/sys/swap.nix
@@ -0,0 +1,11 @@
+{
+	...
+}:
+{
+	swapDevices = [
+	{
+		device = "/var/lib/swapfile";
+		size = 12*1024;
+	}
+	];
+}
diff --git a/nixos/configuration/sys/zram.nix b/nixos/configuration/sys/zram.nix
new file mode 100755
index 0000000..8e7037d
--- /dev/null
+++ b/nixos/configuration/sys/zram.nix
@@ -0,0 +1,10 @@
+{
+	config,
+	...
+}:
+{
+	zramSwap = {
+		enable = true;
+		writebackDevice = "/dev/nvme0n1p3";
+	};
+}