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feat: Support CRaC and priming of powertools large messages#2533

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David-DAM wants to merge 3 commits into
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David-DAM:feature/support_crac_on_powertools_large_messages
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feat: Support CRaC and priming of powertools large messages#2533
David-DAM wants to merge 3 commits into
aws-powertools:mainfrom
David-DAM:feature/support_crac_on_powertools_large_messages

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@David-DAM

@David-DAM David-DAM commented Jun 14, 2026

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Issue number: Closes #2000

Description of changes:

  • Added CRaC support in powertools-large-messages, following the guide and blogs mentioned on the ticket.
  • Added automatic priming for powertools-large-messages by preloading all the required classes, the list of classes is fetched from the JVM at compile time.
  • Modified Protobuf versions on the powertools-examples-kafka

Checklist

Breaking change checklist

RFC issue #:

  • Migration process documented
  • Implement warnings (if it can live side by side)

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

@David-DAM

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closes #2000

@David-DAM David-DAM marked this pull request as draft June 14, 2026 07:48
@David-DAM David-DAM marked this pull request as ready for review June 14, 2026 07:50
@David-DAM

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Hello @phipag, can you review my PR when you have time? Thanks!

@phipag

phipag commented Jun 18, 2026

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Hey @David-DAM, thank you this looks good on first sight. I will have time to test this very soon and will get back to you here.

In the meantime, did you test it in your own AWS account? E.g. add debug logs to the CRaC hooks and check if they are executed?

@sonarqubecloud

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@David-DAM

David-DAM commented Jun 18, 2026

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Thanks! Also I don't know how to test it on my own AWS account, is there a guide?

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Feature request: Priming for powertools-large-messages

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