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use btrfs again

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This commit is contained in:
Christoph Cullmann 2024-03-25 20:03:49 +01:00
parent f6503be173
commit 4464c66386
3 changed files with 30 additions and 21 deletions
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3
common.nix
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@ -162,10 +162,11 @@ in
options = "--delete-older-than 7d";
};
# avoid that nix hogs all CPUs
# avoid that nix hogs all CPUs and enable new stuff
settings = {
max-jobs = 1;
cores = 4;
experimental-features = "nix-command flakes";
};
# https://github.com/nix-community/nix-direnv

38
mini/hardware-configuration.nix
View file

@ -10,11 +10,17 @@
boot.initrd.kernelModules = [ "amdgpu" ];
boot.kernelModules = [ "kvm-amd" ];
# system
boot.initrd.luks.devices."crypt-system".device = "/dev/disk/by-id/nvme-CT4000P3PSSD8_2325E6E63746-part2";
# vms
#boot.initrd.luks.devices."crypt-vms".device = "/dev/disk/by-id/ata-CT2000MX500SSD1_2138E5D5061F";
fileSystems."/" =
{ device = "none";
fsType = "tmpfs";
{ device = "/dev/mapper/crypt-system";
fsType = "btrfs";
neededForBoot = true;
options = [ "defaults" "size=8G" "mode=755" ];
options = [ "subvol=root" "noatime" "nodiratime" ];
};
fileSystems."/boot" =
@ -24,17 +30,17 @@
};
fileSystems."/nix" =
{ device = "/dev/disk/by-id/nvme-CT4000P3PSSD8_2325E6E63746-part2";
fsType = "bcachefs";
{ device = "/dev/mapper/crypt-system";
fsType = "btrfs";
neededForBoot = true;
options = [ "noatime" "nodiratime" ];
options = [ "subvol=nix" "noatime" "nodiratime" ];
};
fileSystems."/data" =
{ device = "/dev/disk/by-id/nvme-CT4000P3PSSD8_2325E6E63746-part3";
fsType = "bcachefs";
{ device = "/dev/mapper/crypt-system";
fsType = "btrfs";
neededForBoot = true;
options = [ "noatime" "nodiratime" ];
options = [ "subvol=data" "noatime" "nodiratime" ];
};
fileSystems."/home" =
@ -61,13 +67,13 @@
depends = [ "/data" ];
};
fileSystems."/home/cullmann/vms" =
{ device = "/dev/disk/by-id/ata-CT2000MX500SSD1_2138E5D5061F";
fsType = "bcachefs";
neededForBoot = true;
options = [ "noatime" "nodiratime" ];
depends = [ "/home" ];
};
# fileSystems."/home/cullmann/vms" =
# { device = "/dev/disk/by-id/ata-CT2000MX500SSD1_2138E5D5061F";
# fsType = "bcachefs";
# neededForBoot = true;
# options = [ "noatime" "nodiratime" ];
# depends = [ "/home" ];
# };
nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;

10
mini/install.txt
View file

@ -124,6 +124,10 @@ mount --bind /mnt/data/home /mnt/home
mount --bind /mnt/data/root /mnt/root
mount --bind /mnt/data/nixos/$HOST /mnt/etc/nixos
# create fake /data to have the right paths
mkdir -p /data
mount --bind /mnt/data /data
# take a look
mount
@ -137,17 +141,15 @@ cp /mnt/etc/nixos/configuration.nix /tmp
# copy config data
# patch some paths there
sudo scp -r /data/nixos root@192.168.13.100:/mnt/data
# install
nixos-install --no-root-passwd --root /mnt
nixos-install --option experimental-features 'nix-command flakes' --no-root-passwd --root /mnt
# unmount all stuff
umount -Rl /mnt
umount -Rl /data /mnt
cryptsetup luksClose crypt-system
# sync all /data after the install