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Dead letter queue1/5/2023 ![]() Dead letter queue free#Feel free to skip below section If you already are familiar with SQS DLQ. In today’s post, I will help you configure AWS SQS dead letter queue using CloudFormation.īut, before we configure an SQS DLQ using CloudFormation, let’s try to understand what exactly is a dead letter queue and how it works. Dead letter queue how to#If you have any questions about queues and topic endpoints, try posting them to the Solace Developer Community! How to disable TTL (Time to live) using solace-pubsubplus Python library Learn how to publish messages with TTL turned off.Dear Reader, Hope you are doing good. If you found this post useful, you might want to check out the message properties section of our docs, and our PubSub+ for Developers page for more information. I hope I’ve helped you feel more comfortable with what DMQs are and how to use them. For orders that are not processed in the desired amount of time, they could be expired to a dead message queue for expedited processing.Īnother good example is error handling: a message that can’t be consumed from the original queue is moved to a DMQ to be inspected and processed. Take for example an order management system that must process orders in a timely manner. ![]() This could be for expedited processing of orders, or the DMQ consumer may process the message in a different way than the original consumer. When a message moves from an endpoint to its DMQ, the below highlighted statistics will reflect this.Ī DMQ is useful for special processing when messages are unable to be consumed on their original endpoint.
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