Serverless applications on AWS with Lambda using Java 25, API Gateway and DynamoDB - Part 3 Introducing Lambda SnapStart

AWS Lambda SnapStart reduces cold start times by creating a snapshot of the function's initial state, significantly lowering latency. Measurements show that enabling SnapStart decreases cold start times from 3800ms to around 2247ms for subsequent starts, with further improvements seen in later iterations due to tiered caching. This technique is particularly beneficial for functions experiencing frequent cold starts.

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