[standalone@localhost:9990 /] :shutdown(restart=true)
{"outcome" => "success"}
[standalone@localhost:9990 /] ls
Failed to perform operation: java.net.ConnectException: WFLYPRT0053: Could not connect to http-remoting://localhost:9990. 
  The connection failed: WFLYPRT0053: Could not connect to http-remoting://localhost:9990. 
  The connection failed: Connection refused: no further information

[domain@localhost:9990 /] /host=master:shutdown(restart=true)
...