better cache management

2026-09-10 19:44:52 -05:00
1 changed files with 3 additions and 4 deletions
@@ -163,10 +163,9 @@ in
            trusted-public-keys = [ "microvm.cachix.org-1:oXnBc6hRE3eX5rSYdRyMYXnfzcCxC7yKPTbZXALsqys=" ];
          };
-          nix.gc = {
+          nix.settings = {
-            automatic = true;
+            min-free = 5 * 1024 * 1024 * 1024;
-            dates = "daily";
+            max-free = 10 * 1024 * 1024 * 1024;
            options = "--delete-older-than 14d";
          };
          # nix.optimise.automatic = true; - doesn't work with microvm.writableStoreOverlay