gistfile1.js

var d = require("domain");

setTimeout(function() {
    console.log('domain stack length is now ' + d._stack.length);
}, 100);

d.create().run(function() {
    d.create().run(function() {
        d.create().run(function() {
            d.create().on("error", function(e) {
                console.log("caught " + e)
            }).run(function() {
                    throw new Error("died")
            })
        })
    })
})