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update btrfs

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Primrose 2025-06-29 20:01:02 +02:00
parent 1fddc7c389
commit 939abc56da
Signed by: primrose
GPG key ID: 4E887A4CA9714ADA
1 changed files with 40 additions and 48 deletions
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88
nix/disko/tungsten/btrfs.nix
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@ -27,60 +27,52 @@
extraOpenArgs = [];
settings.allowDiscards = true;
content = {
type = "lvm_pv";
vg = "pool";
};
};
};
};
};
};
};
type = "gpt";
partitions = {
# Set swap device as resume device
swap = {
size = "4G";
content = {
type = "swap";
discardPolicy = "both";
resumeDevice = true;
};
};
# Use LVM to create a partition for swap
lvm_vg = {
pool = {
type = "lvm_vg";
lvs = {
# Set swap device as resume device
swap = {
size = "4G";
content = {
type = "swap";
discardPolicy = "both";
resumeDevice = true;
};
};
# Use btrfs over ext4 for:
# - compression
# nix store can be shrinked using this feature
# - more transparent partitions (subvolumes)
# no more "I need more space here and not there"
btrfs = {
size = "100%";
content = {
type = "btrfs";
# Use btrfs over ext4 for:
# - compression
# nix store can be shrinked using this feature
# - more transparent partitions (subvolumes)
# no more "I need more space here and not there"
btrfs = {
size = "100%";
content = {
type = "btrfs";
mountpoint = "/btrfs-root";
mountpoint = "/btrfs-root";
# # DANGER:
# # Override existing partition at partition creation
# extraArgs = ["-f"];
# # DANGER:
# # Override existing partition at partition creation
# extraArgs = ["-f"];
subvolumes = {
"/root" = {
mountpoint = "/";
};
subvolumes = {
"/root" = {
mountpoint = "/";
};
"/home" = {
mountOptions = ["compress=zstd"];
mountpoint = "/home";
};
"/home" = {
mountOptions = ["compress=zstd"];
mountpoint = "/home";
};
"/nix" = {
mountOptions = ["compress=zstd" "noatime"];
mountpoint = "/nix";
"/nix" = {
mountOptions = ["compress=zstd" "noatime"];
mountpoint = "/nix";
};
};
};
};
};
};
};
};