From 14988a0274ad2649a3e590823972bb2a70552aa9 Mon Sep 17 00:00:00 2001
From: Jake Ginesin <jakeginesin@gmail.com>
Date: Tue, 30 Dec 2025 02:37:59 -0500
Subject: [PATCH 1/3] generation 562 25.11.20250714.62e0f05

---
 system/services/remote-builds.nix | 24 ++++++++++++++++++++++++
 system/services/services.nix      |  1 +
 2 files changed, 25 insertions(+)
 create mode 100644 system/services/remote-builds.nix

diff --git a/system/services/remote-builds.nix b/system/services/remote-builds.nix
new file mode 100644
index 0000000..eae5619
--- /dev/null
+++ b/system/services/remote-builds.nix
@@ -0,0 +1,24 @@
+{
+  config,
+  pkgs,
+  ...
+}: {
+  nix.distributedBuilds = true;
+  nix.extraOptions = ''
+    builders-use-substitutes = true
+  '';
+
+  nix.buildMachines = [
+    {
+      hostName = "server3-gpu"; # Must be resolvable or an IP
+      system = "x86_64-linux"; # The architecture of the builder
+      protocol = "ssh-ng"; # Optimized protocol
+      maxJobs = 4;
+      speedFactor = 2;
+      supportedFeatures = ["nixos-test" "benchmark" "big-parallel" "kvm"];
+      mandatoryFeatures = [];
+      sshUser = "synchronous";
+      sshKey = "/synchronous/.ssh/id_rsa"; # Path to private key on client
+    }
+  ];
+}
diff --git a/system/services/services.nix b/system/services/services.nix
index 545329d..602851b 100644
--- a/system/services/services.nix
+++ b/system/services/services.nix
@@ -10,5 +10,6 @@
     # ./resolved/default.nix (not enabled, in favor of dnsmasq)
     ./dnsmasq/default.nix
     ./printing.nix
+    ./remote-builds.nix
   ];
 }

From ae6fdaa2bc51d47752e265d8ce374804a0ddf89e Mon Sep 17 00:00:00 2001
From: Jake Ginesin <jakeginesin@gmail.com>
Date: Tue, 30 Dec 2025 02:47:24 -0500
Subject: [PATCH 2/3] generation 563 25.11.20250714.62e0f05

---
 system/services/remote-builds.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/system/services/remote-builds.nix b/system/services/remote-builds.nix
index eae5619..6c2b482 100644
--- a/system/services/remote-builds.nix
+++ b/system/services/remote-builds.nix
@@ -18,7 +18,7 @@
       supportedFeatures = ["nixos-test" "benchmark" "big-parallel" "kvm"];
       mandatoryFeatures = [];
       sshUser = "synchronous";
-      sshKey = "/synchronous/.ssh/id_rsa"; # Path to private key on client
+      sshKey = "/home/synchronous/.ssh/id_ed25519"; # Path to private key on client
     }
   ];
 }

From 573449ffadbd9fa0f3bf9102b8b83194ac223d49 Mon Sep 17 00:00:00 2001
From: Jake Ginesin <jakeginesin@gmail.com>
Date: Tue, 30 Dec 2025 02:51:00 -0500
Subject: [PATCH 3/3] generation 564 25.11.20250714.62e0f05

---
 system/services/remote-builds.nix | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/system/services/remote-builds.nix b/system/services/remote-builds.nix
index 6c2b482..936bbdc 100644
--- a/system/services/remote-builds.nix
+++ b/system/services/remote-builds.nix
@@ -4,9 +4,9 @@
   ...
 }: {
   nix.distributedBuilds = true;
-  nix.extraOptions = ''
-    builders-use-substitutes = true
-  '';
+  # nix.extraOptions = ''
+  # builders-use-substitutes = true
+  # '';
 
   nix.buildMachines = [
     {