flood.js

var tcp = require('tcp');
var sys = require('sys');

var count = 0;

var connected_callback = function(conn, name) {
    return function() {
        count++;
        sys.debug("Connected " + name);
        conn.send("GET / HTTP/1.1\r\n");
        conn.readPause();
        sys.debug("Open Connections " + count);
    };
};

var closed_callback = function(conn, name) {
    return function() {
        //sys.debug("Closed " + name);
    };
};

for (var i=0; i < 10000; ++i) {
    var connection = tcp.createConnection(80, 'localhost');

    connection.addListener('connect', connected_callback(connection, i))
              .addListener('close', closed_callback(connection, i));
}