diff options
Diffstat (limited to 'nixos/modules/config/zram.nix')
-rw-r--r-- | nixos/modules/config/zram.nix | 49 |
1 files changed, 19 insertions, 30 deletions
diff --git a/nixos/modules/config/zram.nix b/nixos/modules/config/zram.nix index 991387ea9b2bd..ec8b4ed6e9315 100644 --- a/nixos/modules/config/zram.nix +++ b/nixos/modules/config/zram.nix @@ -105,36 +105,25 @@ in } ]; - - system.requiredKernelConfig = with config.lib.kernelConfig; [ - (isModule "ZRAM") - ]; - - # Disabling this for the moment, as it would create and mkswap devices twice, - # once in stage 2 boot, and again when the zram-reloader service starts. - # boot.kernelModules = [ "zram" ]; - - systemd.packages = [ pkgs.zram-generator ]; - systemd.services."systemd-zram-setup@".path = [ pkgs.util-linux ]; # for mkswap - - environment.etc."systemd/zram-generator.conf".source = - (pkgs.formats.ini { }).generate "zram-generator.conf" (lib.listToAttrs - (builtins.map - (dev: { - name = dev; - value = - let - size = "${toString cfg.memoryPercent} / 100 * ram"; - in - { - zram-size = if cfg.memoryMax != null then "min(${size}, ${toString cfg.memoryMax} / 1024 / 1024)" else size; - compression-algorithm = cfg.algorithm; - swap-priority = cfg.priority; - } // lib.optionalAttrs (cfg.writebackDevice != null) { - writeback-device = cfg.writebackDevice; - }; - }) - devices)); + services.zram-generator.enable = true; + + services.zram-generator.settings = lib.listToAttrs + (builtins.map + (dev: { + name = dev; + value = + let + size = "${toString cfg.memoryPercent} / 100 * ram"; + in + { + zram-size = if cfg.memoryMax != null then "min(${size}, ${toString cfg.memoryMax} / 1024 / 1024)" else size; + compression-algorithm = cfg.algorithm; + swap-priority = cfg.priority; + } // lib.optionalAttrs (cfg.writebackDevice != null) { + writeback-device = cfg.writebackDevice; + }; + }) + devices); }; |