AWS Lambda now supports a maximum of 10,000 event pollers for Provisioned Mode for Amazon SQS event source mappings (ESMs), a 5x increase from the previous limit of 2,000. This enables you to reach up to 100,000 concurrent invocations, so you can build highly responsive and scalable event-driven applications with stringent performance requirements. Customers use Amazon SQS as an event source for Lambda to build mission-critical applications such as real-time order processing, financial transaction pipelines, IoT telemetry ingestion, and large-scale fan-out workloads, where delays in event proc