From 317e43e9a055f46c9f49c8e36c3839e5d4c8132f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9ana=20=E6=B1=9F?= <leana.jiang+git@icloud.com>
Date: Mon, 5 Jan 2026 08:44:23 +0100
Subject: [PATCH] hetzner_benchmark/sane-nix: init

storage and memory protection
---
 .../hetzner_benchmark/nixos/sane-nix.nix      | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 nix/configurations/hetzner_benchmark/nixos/sane-nix.nix

diff --git a/nix/configurations/hetzner_benchmark/nixos/sane-nix.nix b/nix/configurations/hetzner_benchmark/nixos/sane-nix.nix
new file mode 100644
index 00000000..dc4e2f13
--- /dev/null
+++ b/nix/configurations/hetzner_benchmark/nixos/sane-nix.nix
@@ -0,0 +1,21 @@
+# Protect my system from running out of storage or memory
+{
+  # 500GB Storage
+  nix.settings = {
+    min-free = 20 * 1024 * 1024 * 1024;
+    max-free = 50 * 1024 * 1024 * 1024;
+  };
+
+  systemd.services.nix-daemon.serviceConfig = {
+    MemoryAccounting = true;
+    MemoryMax = "90%";
+    OOMScoreAdjust = 500;
+  };
+
+  # 12 Cores, 64 GB RAM
+  # split into 4 jobs with 3C/16G
+  nix.settings = {
+    cores = 3;
+    max-jobs = 4;
+  };
+}