Concurrency Control with AWS Lambda and SQS

Managing concurrency in serverless applications can significantly impact your system's performance and reliability. When your Lambda functions start overwhelming downstream services or hitting execution limits, you need practical solutions that don't require complex custom code. We will cover: The core challenges of concurrency in asynchronous serverless executions Traditional approaches to managing Lambda concurrency and their limitations How reserved concurrency works and its potential drawbacks AWS's Maximum Concurrency feature for SQS event sources The difference between reserved and maximum concurrency settings Real-world scenarios where concurrency control prevents system overload Best practices for implementing concurrency controls without losing messages For more details check here. If you are interested in more information about software development and architecture, subscribe for free to our ⁠newsletter⁠. ---- https://architecturecorner.substack.com