{lib, ...}: { nixpkgs.hostPlatform.system = "x86_64-linux"; ## nvidia gpu services.xserver.videoDrivers = ["nvidia"]; hardware.nvidia = { open = false; }; #hardware.nvidia = { # modesetting.enable = true; # package = config.boot.kernelPackages.nvidiaPackages.stable; #}; boot = { blacklistedKernelModules = [ "xhci_pci" # was causing issues (100% udevd cpu usage) ]; initrd = { availableKernelModules = [ "ehci_pci" "ahci" "usb_storage" "usbhid" "sd_mod" ]; kernelModules = []; }; kernelModules = ["kvm-intel" "wireguard"]; extraModulePackages = []; loader = { systemd-boot = { enable = true; configurationLimit = 10; }; efi.canTouchEfiVariables = true; }; }; boot.initrd.postResumeCommands = lib.mkAfter '' mkdir /btrfs_tmp mount /dev/disk/by-uuid/1297e638-f2ff-49a2-a362-314ac7eeaabc /btrfs_tmp if [[ -e /btrfs_tmp/root ]]; then mkdir -p /btrfs_tmp/old_roots timestamp=$(date --date="@$(stat -c %Y /btrfs_tmp/root)" "+%Y-%m-%-d_%H:%M:%S") mv /btrfs_tmp/root "/btrfs_tmp/old_roots/$timestamp" fi delete_subvolume_recursively() { IFS=$'\n' for i in $(btrfs subvolume list -o "$1" | cut -f 9- -d ' '); do delete_subvolume_recursively "/btrfs_tmp/$i" done btrfs subvolume delete "$1" } for i in $(find /btrfs_tmp/old_roots/ -maxdepth 1 -mtime +30); do delete_subvolume_recursively "$i" done btrfs subvolume create /btrfs_tmp/root umount /btrfs_tmp ''; fileSystems = { "/" = { device = "/dev/disk/by-uuid/1297e638-f2ff-49a2-a362-314ac7eeaabc"; fsType = "btrfs"; options = ["subvol=root" "compress=zstd" "autodefrag" "noatime"]; }; "/home" = { device = "/dev/disk/by-uuid/1297e638-f2ff-49a2-a362-314ac7eeaabc"; fsType = "btrfs"; options = ["subvol=home" "compress=zstd"]; }; "/nix" = { device = "/dev/disk/by-uuid/1297e638-f2ff-49a2-a362-314ac7eeaabc"; fsType = "btrfs"; options = ["subvol=nix" "compress=zstd" "noatime"]; }; "/persist" = { device = "/dev/disk/by-uuid/1297e638-f2ff-49a2-a362-314ac7eeaabc"; neededForBoot = true; fsType = "btrfs"; options = ["subvol=persist" "compress=zstd"]; }; "/boot" = { device = "/dev/disk/by-uuid/8D4C-2F05"; fsType = "vfat"; }; }; }