As AT&Ts VP of Domain 2.0 architecture writes one aspect of their Domain 2.0 strategy is a goal to embrace a Microservices Application Architecture.
One page 9 they describe how these envisage them fitting into the ECOMP architecture:
“The initial steps of the recipes include a homing and placement task using constraints specified in the requests. ‘Homing and Placement’ are micro-services involving orchestration, inventory, and controllers responsible for infrastructure, network, and application. The goal is to allow algorithms to use real-time network data and determine the most efficient use of available infrastructure capacity.”