Ravi Sir's Cards › AWS
Why a DLQ?
This interview card answers: Why a DLQ? Poison messages that exceed maxReceiveCount land in a DLQ for inspection instead of blocking the queue. Alarm on DLQ depth; fix root cause; redrive. Bad JSON after 3 tries , then orders-dlq.
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What this card says
What it is
Poison messages that exceed maxReceiveCount land in a DLQ for inspection instead of blocking the queue.
DLQ
Why it matters
Alarm on DLQ depth; fix root cause; redrive.
How / example
Bad JSON after 3 tries → orders-dlq.