From a0e6b8428e0a6ba16f3f68a863c83cd7db427054 Mon Sep 17 00:00:00 2001
From: Simon Gardling <titaniumtown@proton.me>
Date: Mon, 26 Jan 2026 14:25:25 -0500
Subject: [PATCH] xmrig: 1gb pages

---
 services/xmrig.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/services/xmrig.nix b/services/xmrig.nix
index 0763655..a60b6bd 100644
--- a/services/xmrig.nix
+++ b/services/xmrig.nix
@@ -20,6 +20,7 @@ in
       cpu = {
         enabled = true;
         huge-pages = true;
+        "1gb-pages" = true;
         hw-aes = true;
         rx = lib.range 0 (threadCount - 1);
       };
@@ -50,4 +51,10 @@ in
     onbattery = "systemctl stop xmrig";
     offbattery = "systemctl start xmrig";
   };
+
+  # Reserve 1GB huge pages for RandomX (dataset is ~2GB)
+  boot.kernelParams = [
+    "hugepagesz=1G"
+    "hugepages=3"
+  ];
 }