Attempt to profile http request times

gistfile1.txt

  var start_time = Date.now();
  http.get(url, function(res) {
    res.body = '';
    if ( res.statusCode != 200 ) {
      res.on('data', function(chunk) {
        // Save only first chunk, to reduce cost of the operation
        if ( res.body.length == 0 ) res.body += chunk;
      });
    }
    res.on('end', function() {
      var now = Date.now();
      var elapsed = now - start_time;
      if ( elapsed > max_response_time ) max_response_time = elapsed;
      if ( elapsed < min_response_time ) min_response_time = elapsed;
      total_response_time += elapsed;
console.log("started at " + start_time + " ended at " + now + " took " + elapsed + " total: " + total_response_time);