Merge pull request #1751 from dsech/tcp-nodelay

Enable TCP_NODELAY flag

Author: sidorares

lib/connection.js

@@ -55,6 +55,10 @@ class Connection extends EventEmitter {
         // Enable keep-alive on the socket.  It's disabled by default, but the
         // user can enable it and supply an initial delay.
         this.stream.setKeepAlive(true, this.config.keepAliveInitialDelay);
+
+        // Enable TCP_NODELAY flag. This is needed so that the network packets
+        // are sent immediately to the server
+        this.stream.setNoDelay(true);
       }
       // if stream is a function, treat it as "stream agent / factory"
     } else if (typeof opts.config.stream === 'function')  {