Bcachefs: Difference between revisions

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 == Tips and tricks ==
+=== Generate bcachefs enabled installation media ===
+Use following Nix [[Flakes|Flake-expression]] to generate a ISO installation image with a bcachefs enabled kernel
+{{file|flake.nix|nix|<nowiki>
+{
+  description = "Bcachefs enabled installation media";
+  inputs.nixos.url = "nixpkgs/nixos-25.11";
+  outputs = { self, nixos }: {
+    nixosConfigurations = {
+      exampleIso = nixos.lib.nixosSystem {
+        system = "x86_64-linux";
+        modules = [
+          "${nixos}/nixos/modules/installer/cd-dvd/installation-cd-minimal-new-kernel-no-zfs.nix"
+          ({ lib, pkgs, ... }: {
+            boot.supportedFilesystems = [ "bcachefs" ];
+          })
+        ];
+      };
+    };
+  };
+}
+</nowiki>}}
+The following commands will generate the iso-image which will be available in the directory <code>./result/iso</code>
+<syntaxhighlight lang="console">
+# nix build .#nixosConfigurations.exampleIso.config.system.build.isoImage
+</syntaxhighlight>
 === NixOS installation on bcachefs ===