A brief summary — First published on my blog: litt.no Keep your retention high (“Message Retention Period”) —————------ --——- ————————-------- —————----- | web front | → | SQS | → | dispatcher app | → | database | —————------ ——--- ————————-------- —————----- Shit happens and retention is your friend. If your dispatcher application stops working, the SQS queue will keep all…