Optional ReadonlycapacityMaximum number of items held in the stage at once (pending reads, active mappers, and buffered outputs). Must be a safe integer >= concurrency. Defaults to concurrency.
Optional ReadonlyconcurrencyMaximum number of items being read or mapped at the same time. Must be a positive safe integer. Defaults to 1.
Optional ReadonlyorderedWhen true, emits results in input order; when false, emits results as they complete. Defaults to true.
Optional ReadonlyretryOptional retry policy for failed mapper calls.
Concurrency, ordering, capacity, and retry options for map and mapSettled.