Does the grpc library support blocking on the completion status of n events from completion queue?

[Anthony Orona]

https://stackoverflow.com/questions/64516976/does-the-grpc-library-support-blocking-on-the-completion-status-of-n-events-from

I wanted to share my SO post here hopefully an grpc expert will give me some guidance on how to best use completion queues when many threads are concurrently making async calls on the same channel.