nix/os/devices/vmd32387.contaboserver.net/system.nix

@@ -61,6 +61,10 @@ in {
     '';
   };
 
+  systemd.services.sshd.serviceConfig = {
+    TasksMax = 32;
+  };
+
   systemd.timers."sshd-status" = {
     description = "Timer to trigger sshd-status periodically";
     enable = true;