Analogue of Queue.Peek() for BlockingCollection when listening to consuming IEnumerable

Question

I\'m using Pipelines pattern implementation to decouple messages consumer from a producer to avoid slow-consumer issue.

In case of any exception on a message processi

Answer 1

You should consider intermediate queue.

BlockingCollection can't "peek" items because of its nature - there can be more than one consumer. One of them can peek an item, and another one can take it - hence, the first one will try to take item, that already has been taken.