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fix(cli): hotswapping is slow for many resources deployed at once#19081

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mergify[bot] merged 3 commits intoaws:masterfrom
skinny85:hotswap-list-stack-res-spam
Feb 24, 2022
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fix(cli): hotswapping is slow for many resources deployed at once#19081
mergify[bot] merged 3 commits intoaws:masterfrom
skinny85:hotswap-list-stack-res-spam

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In the LazyListStackResources class,
we were incorrectly caching the results of the ListStackResources CloudFormation API call.
This resulted in executing redundant calls,
and very visibly impacted the performance of hotswapping when the Stack included many resources.

In manual testing, this change brought down deployment time of a large Stack from 80 to 7 seconds.

Closes #19021


By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license

In the `LazyListStackResources` class,
we were incorrectly caching the results of the ListStackResources CloudFormation API call.
This resulted in executing redundant calls,
and very visibly impacted the performance of hotswapping when the Stack included many resources.

In manual testing, this change brought down deployment time of a large Stack from 80 to 7 seconds.

Closes aws#19021
@skinny85 skinny85 requested a review from rix0rrr February 21, 2022 23:56
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gitpod-io bot commented Feb 21, 2022

@github-actions github-actions bot added the package/tools Related to AWS CDK Tools or CLI label Feb 21, 2022
@mergify mergify bot added the contribution/core This is a PR that came from AWS. label Feb 21, 2022
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mergify bot commented Feb 24, 2022

Thank you for contributing! Your pull request will be updated from master and then merged automatically (do not update manually, and be sure to allow changes to be pushed to your fork).

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mergify bot commented Feb 24, 2022

Thank you for contributing! Your pull request will be updated from master and then merged automatically (do not update manually, and be sure to allow changes to be pushed to your fork).

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AWS CodeBuild CI Report

  • CodeBuild project: AutoBuildProject89A8053A-LhjRyN9kxr8o
  • Commit ID: a088965
  • Result: SUCCEEDED
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@mergify mergify bot merged commit 040238e into aws:master Feb 24, 2022
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mergify bot commented Feb 24, 2022

Thank you for contributing! Your pull request will be updated from master and then merged automatically (do not update manually, and be sure to allow changes to be pushed to your fork).

@skinny85 skinny85 deleted the hotswap-list-stack-res-spam branch February 25, 2022 18:40
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(cli): hotswap results in many call to ListStackResources of cloudformation API (with ThrottlingException)

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