You've made this remark twice now. The fact is that Heroku have always been open this sort of scaling (and there's a fork of delayed_job which does autoscaling

You've made this remark twice now. The fact is that Heroku have always been open this sort of scaling (and there's a fork of delayed_job which does autoscaling of workers on Heroku and... it's written by a Heroku employee. It's regularly mentioned on the mailing list too. https://github.com/pedro/delayed_job/tree/autoscaling https://github.com/pedro/delayed_job/tree/autoscaling