Node.js vs Java for Comet application

Question

We look to build a high-performance, scalable Comet server, and thought first about using Java Grizzly with GlassFish.

But after some research, we see that Node.JS is taking rapidly as the preferred choice due to extreme simplicity, and claimed performance:

http://news.ycombinator.com/item?id=1088699

http://amix.dk/blog/post/19484

I will be happy to hear some real-life experience of using both, and what ultimately can be the best choice down the road.

Thanks!

Answer 1

If you would further read the blog posts by the same author, namely the post, Is node.js best for Comet, he explains why he again went back to the Java based solution (Netty) and is happy with it. I guess that would be an interesting read.