Apparent Blocking Behaviour In Javascript Websocket On Mobile Safari

I've run into a real head-scratcher, and I was hoping someone out there could shed some light on my issue. The application I'm writing is a JS based client for what is essentially

Solution 1:

Depending on the size of the packets, you could face the problem of 'large' messages, being extremely slow on Safari (both on iPad and desktop). Have you tried desktop Safari?

Have a look at this page, to see comparisons of performance between different browsers.

It could be that this is your problem.