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boot section of configurtion.nix, troubleshooting mirroredBoots with / on tmpfs
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| # Use EFI boot loader with Grub. | |
| # https://nixos.org/manual/nixos/stable/index.html#sec-installation-partitioning-UEFI | |
| boot = { | |
| supportedFilesystems = [ "vfat" "zfs" ]; | |
| initrd = { | |
| network.ssh.enable = true; | |
| supportedFilesystems = [ "vfat" "zfs" ]; | |
| }; | |
| zfs = { | |
| requestEncryptionCredentials = true; # enable if using ZFS encryption, ZFS will prompt for password during boot | |
| }; | |
| loader = { | |
| systemd-boot.enable = true; | |
| efi = { | |
| canTouchEfiVariables = true; # must be disabled if efiInstallAsRemovable=true | |
| #efiSysMountPoint = "/boot/efi"; # using the default /boot for this config | |
| }; | |
| grub = { | |
| version = 2; | |
| enable = true; | |
| device = "nodev"; # "/dev/sdx", or "nodev" for efi only | |
| efiSupport = true; | |
| #efiInstallAsRemovable = true; # grub will use efibootmgr | |
| zfsSupport = true; | |
| copyKernels = true; # https://nixos.wiki/wiki/NixOS_on_ZFS | |
| # mirroredBoots on z11pa-d8 | |
| # https://discourse.nixos.org/t/nixos-on-mirrored-ssd-boot-swap-native-encrypted-zfs/9215/5 | |
| mirroredBoots = [ | |
| { | |
| devices = [ "nodev" ]; | |
| path = "/boot1"; | |
| } | |
| { | |
| devices = [ "nodev" ]; | |
| path = "/boot2"; | |
| } | |
| ]; | |
| }; | |
| }; | |
| }; |
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| # Do not modify this file! It was generated by ‘nixos-generate-config’ | |
| # and may be overwritten by future invocations. Please make changes | |
| # to /etc/nixos/configuration.nix instead. | |
| { config, lib, pkgs, modulesPath, ... }: | |
| { | |
| imports = | |
| [ (modulesPath + "/hardware/network/broadcom-43xx.nix") | |
| (modulesPath + "/installer/scan/not-detected.nix") | |
| ]; | |
| boot.initrd.availableKernelModules = [ "ahci" "xhci_pci" "usb_storage" "usbhid" "sd_mod" "sr_mod" ]; | |
| boot.initrd.kernelModules = [ ]; | |
| boot.kernelModules = [ "kvm-intel" ]; | |
| boot.extraModulePackages = [ ]; | |
| fileSystems."/" = | |
| { device = "tmpfs"; | |
| fsType = "tmpfs"; | |
| options = [ "defaults" "size=2G" "mode=755" ]; | |
| }; | |
| fileSystems."/nix" = | |
| { device = "rpool/local/nix"; | |
| fsType = "zfs"; | |
| }; | |
| fileSystems."/opt" = | |
| { device = "rpool/local/opt"; | |
| fsType = "zfs"; | |
| }; | |
| fileSystems."/home" = | |
| { device = "rpool/safe/home"; | |
| fsType = "zfs"; | |
| }; | |
| fileSystems."/persist" = | |
| { device = "rpool/safe/persist"; | |
| fsType = "zfs"; | |
| }; | |
| fileSystems."/boot1" = | |
| { device = "/dev/disk/by-uuid/D3E7-4DDA"; | |
| fsType = "vfat"; | |
| }; | |
| fileSystems."/boot2" = | |
| { device = "/dev/disk/by-uuid/D172-570E"; | |
| fsType = "vfat"; | |
| }; | |
| swapDevices = [ ]; | |
| powerManagement.cpuFreqGovernor = lib.mkDefault "powersave"; | |
| networking.hostName = "z11pa-d8"; | |
| networking.hostId = "d83ce250"; | |
| # prevents "multiple pools with same name" problem during boot | |
| # https://discourse.nixos.org/t/nixos-on-mirrored-ssd-boot-swap-native-encrypted-zfs/9215/5 | |
| boot.zfs.devNodes = "/dev/disk/by-partuuid"; | |
| } |
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