...

Question: How do we differentiate between when to use MSB vs When to use DMaaP? 

MSB and DMaaP are complementary. MSB provides the restful API service registration/discovery/routing/API gateway for microservice, and , which addresses the sync/rpc communication pattern in microservice architecture,  in contrast, DMaaP provides messages/file communication Infrastructure for microservices.transfer, which mainly focused on the async communication pattern in microservices architecture. 

2. API definitions

MSB provides the following interfaces:

...