nix: enable weekly garbage collection of generations older than 30d

2026-03-22 01:55:05 -04:00
parent 7e1b478aec
commit f65c1dd5c3
1 changed files with 7 additions and 0 deletions
--- a/system/common.nix
+++ b/system/common.nix
@@ -70,6 +70,13 @@
    # optimize the store
    optimise.automatic = true;

+    # auto garbage collect old generations
+    gc = {
+      automatic = true;
+      dates = "weekly";
+      options = "--delete-older-than 30d";
+    };
+
    # enable flakes!
    settings.experimental-features = [
      "nix-command"