gistfile1.js

cluster = require("cluster")
domain  = require("domain")
express = require("express")
os      = require("os")

if cluster.isMaster
  cluster.fork() for cpu in os.cpus() 

  // Fork new worker if one dies
else 
  workerDomain = domain.create()
  workerDomain.run () ->
    server = module.exports = express.createServer()
    server.configure ->
      server.set("port", process.env.PORT)
      server.set("views", __dirname + "/views")
      server.set("view engine", "jade")
      server.use(express.bodyParser())
      server.use(express.methodOverride())
      server.use(server.router)
    server.listen(server.get("port"))

  workerDomain.on "error", (err) ->
    console.log err
    cluster.worker.destroy()