leandromaia.dev
Mar 3, 20266 min read

When the message “disappears” : a production-focused guide using AWS SQS

In most production incidents involving “missing messages,” the queue is blamed early. SQS is down. The message was dropped. AWS lost it. True message loss inside managed queue infrastructure is extremely rare; most incidents come from visibility timeouts, retries, consumers, redrive policy, or observability gaps.

AWSSQSReliability

In most production incidents involving “missing messages,” the queue is blamed early.

SQS is down. The message was dropped. AWS lost it.

True message loss inside managed queue infrastructure is extremely rare. Most incidents come from how the system around the queue handles visibility timeouts, retries, consumers, dead-letter queues, redrive policy, and observability.

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