diff --git a/services/buildbot/default.nix b/services/buildbot/default.nix
index 160f321..063557d 100644
--- a/services/buildbot/default.nix
+++ b/services/buildbot/default.nix
@@ -194,6 +194,32 @@ in
       RestartSteps = 10;
     };
 
+    services.postgresql.settings = {
+      # DB Version: 15
+      # OS Type: linux
+      # DB Type: web
+      # Total Memory (RAM): 64 GB
+      # CPUs num: 16
+      # Connections num: 100
+      # Data Storage: ssd
+      max_connections = 100;
+      shared_buffers = "16GB";
+      effective_cache_size = "48GB";
+      maintenance_work_mem = "2GB";
+      checkpoint_completion_target = 0.9;
+      wal_buffers = "16MB";
+      default_statistics_target = 100;
+      random_page_cost = 1.1;
+      effective_io_concurrency = 200;
+      work_mem = "41943kB";
+      huge_pages = "try";
+      min_wal_size = "1GB";
+      max_wal_size = "4GB";
+      max_worker_processes = 16;
+      max_parallel_workers_per_gather = 4;
+      max_parallel_workers = 16;
+      max_parallel_maintenance_workers = 4;
+    };
 
     nix.settings.keep-derivations = true;
     nix.gc = {