server9: grub -> /dev/sdc

hosts/server9/default.nix

@@ -8,7 +8,7 @@
     loader.grub = {
       enable = true;
       version = 2;
-      device = "/dev/sdb";
+      device = "/dev/sdc";
     };
 
     # kernelPackages = config.boot.zfs.package.latestCompatibleLinuxPackages;
@@ -29,4 +29,10 @@
   services.openssh.enable = true;
 
   c3d2.hq.statistics.enable = true;
+
+  # XXX: enable for zw-ev and poelzi-ha until we find a better solution
+  virtualisation.libvirtd = {
+    enable = true;
+    onShutdown = "shutdown";
+  };
 }