base/dl10j.nix

   1 { pkgs, lib, config, ... }:
   2 {
   3 hardware.cpu.intel.updateMicrocode = true;
   4 nix = {
   5   # Too CPU hungry for the DL10J, for too little Mio saved
   6   autoOptimiseStore = false;
   7   maxJobs = 2;
   8 };
   9 powerManagement.cpuFreqGovernor = lib.mkDefault "ondemand";
  10
  11 boot.kernel = {
  12   sysctl = {
  13     "vm.swappiness" = 10;
  14     "vm.vfs_cache_pressure" = 50;
  15   };
  16 };
  17
  18 boot.loader = {
  19   grub = {
  20     enable = true;
  21     version = 2;
  22     copyKernels = true;
  23     configurationLimit = 3;
  24     efiSupport = true;
  25     # Vecause canTouchEfiVariables doesn't work on this system
  26     efiInstallAsRemovable = true;
  27     devices = [
  28       # Completed in the importing configuration
  29     ];
  30     /*
  31     mirroredBoots = [
  32       { devices = [ "${disk_id}" ];
  33         path    = "/boot${bootnum}";
  34       }
  35     ];
  36     */
  37   };
  38   efi = {
  39     canTouchEfiVariables = false;
  40     efiSysMountPoint = "/boot/efi";
  41   };
  42 };
  43
  44 boot.initrd = {
  45   availableKernelModules = [
  46     "ahci"
  47     "ehci_pci" # useless ?
  48     "i2c_i801" # SMBus
  49     "mei_me" # Communication controller
  50     #"rtl8188ee" # Wireless
  51     "rtsx_usb_sdmmc" # SD card
  52     #"snd_hda_intel" # Audio
  53     "uas" # USB storage
  54     "xhci_hcd" # USB
  55     #"i915" # VGA
  56     "igb" # Ethernet
  57     # Made the AES modules available at initrd,
  58     # to speedup the deciphering of the root.
  59     "aes_x86_64"
  60     "aesni_intel"
  61     "cryptd"
  62   ];
  63   kernelModules = [
  64     "igb" # Ethernet
  65     "rtsx_usb_sdmmc" # SD card
  66   ];
  67 };
  68 boot.kernelModules = [ ];
  69 boot.extraModulePackages = [ ];
  70 boot.kernelParams = [
  71   "gfxpayload=text"
  72   "console=ttyS0,115200n8"
  73   "console=ttyS1,115200n8"
  74   "console=tty0"
  75   # Use arc_summary to print stats
  76   "zfs.zfs_arc_max=${toString (500 * 1024 * 1024)}" # bytes
  77 ];
  78
  79 environment.systemPackages = with pkgs; [
  80   pciutils
  81   #flashrom
  82   nvme-cli
  83 ];
  84 }