The post details techniques for measuring and optimizing cold and warm start times for a Spring Boot 3.2 application deployed on AWS Lambda. It explains how to enable AWS SnapStart and apply various priming techniques, including DynamoDB invocation and API Gateway request priming, to reduce startup times. The results of experiments with different configurations are shared, showing significant improvements in cold start times when SnapStart and priming methods are used.

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IntroductionMeasuring cold starts and warm time with Spring Cloud Function and using Java 21 and Spring Boot 3.2Conclusion

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