node-http-error.js

var sys = require('sys'),
    http = require('http');
    
var client = http.createClient(666, '127.0.0.1');
client.on('error', function() {
  sys.log('error during http request');
})

setInterval(function() {
  sys.log("trying http request");
  var request = client.request('GET', '/');
  request.end();
}, 1000);

[~/Desktop] $ node node-http-error.js
8 Nov 10:13:53 - trying http request
8 Nov 10:13:53 - error during http request
8 Nov 10:13:54 - trying http request
8 Nov 10:13:55 - trying http request
8 Nov 10:13:56 - trying http request
8 Nov 10:13:57 - trying http request
8 Nov 10:13:58 - trying http request