a test for publish speed of zeromq in nodejs

zeromq_pub.js

var cnt, mes, s, sender, util, zmq;
zmq = require('zeromq');
util = require('util');
s = zmq.createSocket('pub');

s.bind('tcp://127.0.0.1:5559', function(err) {
  if (err) {
    throw err;
  }
  util.puts('binding');
});

cnt = 1;
mes = function() {
  var data;
  data = "" + cnt;
  if (cnt % 100 === 0) {
    util.puts("sending " + data);
  }
  s.send(data);
  cnt++;
};

sender = setInterval(mes, 1);

process.on('SIGINT', function() {
  clearInterval(sender);
  s.close();
  console.log("Quitting now");
  process.exit(1);
});

util.puts('Ready to go!');