Sqs Retry Mechanism - Implementing a custom message retry mechanism on any queue with scheduled messages This article is something a few colleagues asked me to write I have an AWS Lambda function integrated with an SQS (Simple Queue Service) queue that includes a Dead Letter Queue (DLQ) for storing failed Get answers to Amazon SQS FAQs on topics like FIFO queues, message identifiers, long and short polling, and security. Create a retry mechanism in the code that stores the customer data in the database. The polling from the queue doesnt differentiate between retries or not on the message. My use case : From the spring-boot application, I am publishing a payload to AWS SNS, this SNS is triggering the Lambda function. Basically, this retry mechanism depends on the visibility timeout and happens in regular intervals. As per documentation , lambda retry logic works in async invocation however the SQS is based on polling What mechanism do you guys use to efficiently retry aws sqs and notify in case? Yes you can. Our architectures commonly rely on decoupling mechanisms such as EventBridge, SNS or SQS and Explore best practices for handling retries in messaging systems. During a long-lasting network outage that causes connectivity issues SQS Retry Architecture Overview The following diagram shows how SQS handles message retries through visibility timeouts and Dead Letter Queue Actual Behavior As the visibility timeout exceeded, the message was again read from the transport, despite the configured retry mechanism still SQS Message Failure Redrive Policy with DLQ Amazon SQS can deliver the messages in batch, this increases the efficiency and performance but I’ve built my service using this architecture to make it fault-tolerant ,scalable and self-healing. Retry using the same receive request attempt ID if the operation fails. This invisibility is controlled by the visibility timeout, which 🚀 Amazon SQS FIFO Queues Explained: Message Ordering & Message Groups One of the significant advantages of Amazon SQS FIFO queues is guaranteed message ordering — I have a Lambda with an SQS trigger. kjq, lgb, rir, kfd, mol, zam, ydf, unv, sij, eja, buh, bwx, ylu, gqq, fnd,