zfs: change arc size setting

2025-08-25 13:20:11 -04:00
parent 9e39ce41d0
commit b8c5a66cdc
1 changed files with 5 additions and 2 deletions
--- a/zfs.nix
+++ b/zfs.nix
@@ -25,10 +25,13 @@ in

  boot.kernelParams =
    let
-      mb = 20000;
+      gb = 20;
+      mb = gb * 1000;
+      kb = mb * 1000;
+      b = kb * 1000;
    in
    [
-      "zfs.zfs_arc_max=${builtins.toString (mb * 1000000)}"
+      "zfs.zfs_arc_max=${builtins.toString b}"
    ];

  boot.supportedFilesystems = [ "zfs" ];