This is the same thing Rails does by default. I much prefer it to server side stores. What on earth are you keeping in the session that actually causes it to

This is the same thing Rails does by default. I much prefer it to server side stores. What on earth are you keeping in the session that actually causes it to be a problem? If it's more than an auth token and a bit of flash scoped data, it may be time to rethink how your managing state.