From 3c27adbb95482ae24c6e777777951014ea6964f5 Mon Sep 17 00:00:00 2001
From: Ryan Yin <xiaoyin_c@qq.com>
Date: Mon, 16 Feb 2026 23:53:24 +0800
Subject: [PATCH] fix: idols-ai - disable zram swap when running large LLM
 models via mmap with limited RAM

---
 hosts/idols-ai/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hosts/idols-ai/default.nix b/hosts/idols-ai/default.nix
index 1f57bfc9..3ac82a3b 100644
--- a/hosts/idols-ai/default.nix
+++ b/hosts/idols-ai/default.nix
@@ -24,6 +24,9 @@ in
     ./secureboot.nix
   ];
 
+  # Zram consumes physical memory for compression, which can cause a deadlock and system hang if the model size approaches the physical memory limit.
+  zramSwap.enable = lib.mkForce false;
+
   services.sunshine.enable = lib.mkForce true;
   services.tuned.ppdSettings.main.default = lib.mkForce "performance";