Patagia/patos
Patagia/patos
1
1
Code Issues4 Pull requests6 Activity

WIP: erofs: zstd compression

Browse source 
FIXME: needs zstd support in the kernel, so probablt not a great idea
for now
This commit is contained in:
Daniel Lundin 2024-11-14 20:06:23 +01:00
parent a4d0e10cc4
commit 936e38be15
Signed by: dln
SSH key fingerprint: SHA256:dQy1Xj3UiqJYpKR5ggQ2bxgz4jCH8IF+k3AB8o0kmdI
3 changed files with 15 additions and 2 deletions
modules
config
minimal-system.nix
image/disk
builder.nix

1
modules/config/minimal-system.nix
View file

@ -5,6 +5,7 @@
(final: prev: {
composefs = final.callPackage ../../pkgs/composefs.nix { inherit prev; };
erofs-utils = final.callPackage ../../pkgs/erofs-utils.nix { inherit prev; };
qemu_tiny = final.callPackage ../../pkgs/qemu.nix { inherit prev; };
systemdUkify = final.callPackage ../../pkgs/systemd-ukify.nix { inherit prev; };

6
modules/image/disk/builder.nix
View file

@ -46,8 +46,10 @@ let
split = true;
mkfsOptions = lib.mkIf config.image.compress {
erofs = [
"-zlz4hc,level=12"
"-Efragments,dedupe,ztailpacking"
"-zzstd,6" # Zstd compression
"-T0" # Fixed timestamp for all files
"-C1048576" # 1 MiB cluster size
"-Efragments,dedupe,ztailpacking" # Extra features
];
};
partitions = initialPartitions;