Lambda cold start - warming up | Hands-On Tutorial with demo

Опубликовано: 28 Март 2026
на канале: Wojciech Lepczyński
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How can you automatically warm up the environment for Lambda functions?

Today's video tutorial will be about warming up the lambda function and cold starts.
Hands-On Tutorials for Amazon Web Services (AWS).

I show you how AWS Lambda function work under the hood.
This video tutorial consists of several sections, so you can move freely between them:

TIMESTAMPS
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0:00 ⏩ Theory - Introduction
0:43 ⏩ Theory - Lambda execution environment lifecycle.
2:54 ⏩ Theory - Cold starts
3:39 ⏩ Theory - Reducing cold starts
5:11 ⏩ Practice - How can you automatically warm up the environment for Lambda functions? - Introduction
5:51 ⏩ Practice - How can you automatically warm up the environment for Lambda functions? - Demo


You can find more tips on my YouTube channel and on my blog https://lepczynski.it/en.


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You can find more information about cold start in the documentation https://docs.aws.amazon.com/lambda/la....

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