I think the Terraform/Nomad/Otto hierarchy is supposed to be like this: - Terraform defines that you have X servers with certain specs. - Otto defines

I think the Terraform/Nomad/Otto hierarchy is supposed to be like this: - Terraform defines that you have X servers with certain specs. - Otto defines that those servers are running Docker or whatever. - Nomad defines that your application is running in X containers in your infrastructure. So, it's a layered approach (Infrastructure -> System -> Application), akin to the layers of your network. Each one is isolated enough to not worry about the others. At least, that's how I'm hoping this all shakes out :)