>What does manual intervention look like? A ticket or an ops alert depending on severity. The cause gets fixed and messages are retried or dropped depending o

>What does manual intervention look like? A ticket or an ops alert depending on severity. The cause gets fixed and messages are retried or dropped depending on your business case. >Are all downstream consumers blocked until the DLQ is emptied No, its a diffent queue. The point is that you eventually pull them into the DLQ so you aren't wasting all your resources on failing messages. >do all consumers know how to deal with late-arriving events? Hopefully, but an outage is an outage. You're way past happy path at that point.