I’ll also discuss strategies how to optimize cold start of such Lambda function with AWS Custom Lambda Runtime based on GraalVM Native Image and AWS own offering SnapStart based on Firecracker ...

AWS Lambda Java example If you’re a Java developer and you haven’t built an AWS Lambda function before, you’ll be amazed by how easy it is to get your first serverless application up and running.

AWS recently introduced runtime management controls, which provide more visibility and control when Lambda applies runtime updates to functions.