diff --git a/disko/pennsardin.nix b/disko/pennsardin.nix
new file mode 100644
index 0000000..3f1e614
--- /dev/null
+++ b/disko/pennsardin.nix
@@ -0,0 +1,185 @@
+{ ... }: {
+  disko.devices = {
+    disk.main = {
+      type = "disk";
+      device = "/dev/nvme0n1";
+      content = {
+        type = "gpt";
+        partitions = {
+          boot = {
+            size = "512MiB";
+            type = "EF00";
+            content = {
+              type = "filesystem";
+              format = "vfat";
+              mountpoint = "/boot/efi";
+              mountOptions = [ "umask=0077" "noauto" ];
+            };
+          };
+
+          rescue = {
+            size = "8GiB";
+            type = "8300";
+            content = {
+              type = "filesystem";
+              format = "ext4";
+              mountpoint = "/rescue";
+              mountOptions = [ "nofail" "noauto" "nosuid" "nodev" "noexec" ];
+            };
+          };
+
+          root = {
+            size = "100%";
+            type = "8e00"; # LVM partition
+            content = {
+              type = "lvm_pv";
+              vg = "vg-main";
+            };
+          };
+        };
+      };
+    };
+
+    lvm_vg."vg-main" = {
+      type = "lvm_vg";
+      lvs = {
+        # -- Système principal --
+        lv-root = {
+          size = "100G";
+          content = {
+            type = "btrfs";
+            mountpoint = "/";
+            mountOptions = [ "compress=zstd:3" "noatime" "space_cache=v2" "discard=async" ];
+          };
+        };
+
+        lv-home = {
+          size = "100G";
+          content = {
+            type = "btrfs";
+            extraArgs = [ "-f" ];
+            mountpoint = "/home";
+            mountOptions = [
+              "compress=zstd:3"
+              "noatime"
+              "nodev"
+              "nosuid"
+              "space_cache=v2"
+              "discard=async"
+            ];
+            subvolumes = {
+              "@homebin" = {
+                mountpoint = "/home/dunoz/bin";
+                mountOptions = [
+                  "compress=zstd:3"
+                  "noatime"
+                  "nodev"
+                  "nosuid"
+                  "space_cache=v2"
+                  "discard=async"
+                  "subvol=@homebin"
+                ];
+              };
+            };
+          };
+        };
+
+        lv-nix = {
+          size = "80G";
+          content = {
+            type = "btrfs";
+            mountpoint = "/nix";
+            mountOptions = [ "compress=zstd:3" "noatime" "space_cache=v2" "discard=async" ];
+          };
+        };
+
+        lv-var = {
+          size = "50G";
+          content = {
+            type = "btrfs";
+            mountpoint = "/var";
+            mountOptions = [ "compress=zstd:3" "noatime" "nodev" "nosuid" "space_cache=v2" "discard=async" ];
+          };
+        };
+
+        # -- Données & builds (no COW) --
+        lv-work = {
+          size = "100G";
+          content = {
+            type = "btrfs";
+            mountpoint = "/home/dunoz/Work";
+            mountOptions = [ "nodatacow" "noatime" "nodev" "space_cache=v2" "discard=async" ];
+          };
+        };
+
+        lv-games = {
+          size = "200G";
+          content = {
+            type = "btrfs";
+            mountpoint = "/home/dunoz/.local/share/Steam";
+            mountOptions = [ "nodatacow" "noatime" "nodev" "space_cache=v2" "discard=async" ];
+          };
+        };
+
+        lv-qemu = {
+          size = "200G";
+          content = {
+            type = "btrfs";
+            mountpoint = "/var/lib/libvirt/images";
+            mountOptions = [ "nodatacow" "noatime" "nodev" "nosuid" "space_cache=v2" "discard=async" ];
+          };
+        };
+
+        lv-container = {
+          size = "20G";
+          content = {
+            type = "btrfs";
+            mountpoint = "/var/lib/machines";
+            mountOptions = [ "nodatacow" "noatime" "nodev" "nosuid" "space_cache=v2" "discard=async" ];
+          };
+        };
+      };
+    };
+
+    filesystem.raid = {
+      type = "filesystem";
+      device = "/dev/md0";
+      format = "btrfs";
+      mountpoint = "/srv/raid";
+      mountOptions = [ "compress=zstd:3" "noatime" "nofail" "noexec" "nodev" "nosuid" "space_cache=v2" "discard=async" ];
+    };
+
+    bindmounts = {
+      docs = {
+        device = "/srv/raid/home-data/Documents";
+        mountpoint = "/home/dunoz/Documents";
+        options = [ "bind" "nofail" "nosuid" "nodev" "noexec" ];
+      };
+      images = {
+        device = "/srv/raid/home-data/Images";
+        mountpoint = "/home/dunoz/Images";
+        options = [ "bind" "nofail" "nosuid" "nodev" "noexec" ];
+      };
+      music = {
+        device = "/srv/raid/home-data/Musique";
+        mountpoint = "/home/dunoz/Musique";
+        options = [ "bind" "nofail" "nosuid" "nodev" "noexec" ];
+      };
+      downloads = {
+        device = "/srv/raid/home-data/Téléchargements";
+        mountpoint = "/home/dunoz/Téléchargements";
+        options = [ "bind" "nofail" "nosuid" "nodev" "noexec" ];
+      };
+      videos = {
+        device = "/srv/raid/home-data/Vidéos";
+        mountpoint = "/home/dunoz/Vidéos";
+        options = [ "bind" "nofail" "nosuid" "nodev" "noexec" ];
+      };
+      config = {
+        device = "/srv/raid/home-data/nixos-config";
+        mountpoint = "/home/dunoz/nixos-config";
+        options = [ "bind" "nofail" "nosuid" "nodev" ];
+      };
+    };
+  };
+}