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-rw-r--r--ops/machines/whitby/default.nix10
1 files changed, 10 insertions, 0 deletions
diff --git a/ops/machines/whitby/default.nix b/ops/machines/whitby/default.nix
index b2d3eca4465a..56cf2beab5ce 100644
--- a/ops/machines/whitby/default.nix
+++ b/ops/machines/whitby/default.nix
@@ -6,6 +6,7 @@ let
   inherit (lib) range;
 in {
   imports = [
+    "${depot.path}/ops/modules/automatic-gc.nix"
     "${depot.path}/ops/modules/clbot.nix"
     "${depot.path}/ops/modules/irccat.nix"
     "${depot.path}/ops/modules/monorepo-gerrit.nix"
@@ -187,6 +188,15 @@ in {
     challengeResponseAuthentication = false;
   };
 
+  # Automatically collect garbage from the Nix store.
+  services.depot.automatic-gc = {
+    enable = true;
+    interval = "1 hour";
+    diskThreshold = 200; # GiB
+    maxFreed = 420; # GiB
+    preserveGenerations = "90d";
+  };
+
   # Run a handful of Buildkite agents to support parallel builds.
   services.depot.buildkite = {
     enable = true;