Update README.md

README.md

@@ -6,6 +6,7 @@ Checkout [Demo project](https://github.com/mrniko/netty-socketio-demo)
 
 Licensed under the Apache License 2.0.
 
+
 Features
 ================================
 * Supports 0.7+ version of [Socket.IO-client](https://github.com/LearnBoost/socket.io-client) up to latest - 0.9.11
@@ -20,6 +21,13 @@ Features
 * Declarative handler configuration via annotations
 
 
+Performance
+================================
+
+CentOS, 1 CPU, 4GB RAM runned on VM (based on customer report, tested in 2012): 
+
+CPU 10%, Memory 15% - 6000 xhr-long polling sessions, 15000 websockets sessions, 4000 messages per sec
+
 Recent Releases
 ================================
 ####Please Note: trunk is current development branch.