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Start Rewriting Software Engineering Myths: Function Autoscaling vs Pre-Provisioning

In 2020, AWS introduced Provisioned Concurrency, cutting cold-start delays for Lambda functions. Functions sit idle because traditional pre-provisioned servers allocate resources continuously, whereas serverless autoscaling spins up compute only when an event arrives, eliminating wasted capacity. Serverless Autoscaling Demystified When I first migrated a microservice to AWS Lambda, the dashboard