It seems like phrasing it as "one service per container" (with service being in the SOA sense), might be better. Certainly, I think of an SOA app being compose

It seems like phrasing it as "one service per container" (with service being in the SOA sense), might be better. Certainly, I think of an SOA app being composed of multiple services, and I'm pretty sure the thing you're suggesting that the thing you want one of in the container is what I'm calling a service.