From b7cfcfef7db3553009d355ea74eccf18f3b7a784 Mon Sep 17 00:00:00 2001
From: Leyla Becker <git@jan-leila.com>
Date: Sun, 22 Jun 2025 20:10:25 -0500
Subject: [PATCH] limit zfs arc to 50gb

---
 configurations/nixos/defiant/configuration.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/configurations/nixos/defiant/configuration.nix b/configurations/nixos/defiant/configuration.nix
index 0b9d1b7..7d9c6d8 100644
--- a/configurations/nixos/defiant/configuration.nix
+++ b/configurations/nixos/defiant/configuration.nix
@@ -192,6 +192,9 @@
     };
   };
 
+  # limit arc usage to 50gb because ollama doesn't play nice with zfs using up all of the memory
+  boot.kernelParams = ["zfs.zfs_arc_max=53687091200"];
+
   services = {
     # TODO: move zfs scrubbing into module
     zfs = {
@@ -215,6 +218,8 @@
       enable = true;
       exposePort = true;
 
+      acceleration = false;
+
       loadModels = [
         # conversation models
         "llama3.1:8b"