var fork = require('child_process').fork; 
var net = require('net'); 
var buffer = new Buffer(1024 * 1024); 
function write(socket){ 
if (!socket.writable) return ; 
_AN_Call_write('write', socket, buffer, function (){ 
write(socket); 
} 
); 
} 
var server = net.createServer(function (socket){ 
server.close(); 
write(socket); 
} 
); 
server.listen(8000, function (){ 
fork(__dirname + '/throughput-child.js'); 
} 
);