Yes, if you're using DDP over sockjs instead of just over websockets (which Meteor currently does out of the box to support older browsers), you'll need to use

Yes, if you're using DDP over sockjs instead of just over websockets (which Meteor currently does out of the box to support older browsers), you'll need to use a HTTP proxy with sticky session support. This will be in the official docs at some point, but for now, Arunoda's blog post about this is a great starting point: http://meteorhacks.com/load-balancing-your-meteor-app.html http://meteorhacks.com/load-balancing-your-meteor-app.html