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feat(aws-applicationautoscaling): Allow autoscaling with "M out of N" datapoints #17441

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merged 6 commits into from Dec 14, 2021

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stephenwiebe
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This PR closes #17433. It adds a datapointsToAlarm property to the StepScalingPolicy construct which allows auto-scaling activities to trigger when only a portion of the data points in the evaluation periods are breaching.

Motivation: Some metrics may have a certain amount of noise/randomness and in these cases it may make more sense to not require that all data points must be breaching for auto-scaling activity to trigger.

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

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gitpod-io bot commented Nov 9, 2021

@github-actions github-actions bot added the @aws-cdk/aws-applicationautoscaling Related to AWS Application Auto Scaling label Nov 9, 2021
@stephenwiebe
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@comcalvi Any way this could be merged in? There's not much to this change and it'd be nice to have this functionality.

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Looks great! A few minor changes and this will be ready to be merged.

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@comcalvi Ok, I think this should be resolved now.

comcalvi
comcalvi previously approved these changes Dec 6, 2021
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@stephenwiebe can you add the new property to the relevant section of the readme?

@comcalvi comcalvi dismissed their stale review December 6, 2021 19:53

README needs update

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To fix the linter error, could you add the new property and brief of explanation of it to the README?

@mergify mergify bot dismissed comcalvi’s stale review December 8, 2021 07:33

Pull request has been modified.

comcalvi
comcalvi previously approved these changes Dec 9, 2021
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LGTM! Thanks for adding this to the readme 😄

@mergify mergify bot dismissed comcalvi’s stale review December 11, 2021 01:31

Pull request has been modified.

@stephenwiebe
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@comcalvi What's the next step to get it merged in? I wasn't sure if I needed to merge the master branch back into mine, so I did that but it looks like it might have nullified your review.

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mergify bot commented Dec 13, 2021

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: 0c30c33
  • Result: SUCCEEDED
  • Build Logs (available for 30 days)

Powered by github-codebuild-logs, available on the AWS Serverless Application Repository

@mergify mergify bot merged commit c21320d into aws:master Dec 14, 2021
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mergify bot commented Dec 14, 2021

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).

TikiTDO pushed a commit to TikiTDO/aws-cdk that referenced this pull request Feb 21, 2022
… datapoints (aws#17441)

This PR closes aws#17433. It adds a `datapointsToAlarm` property to the `StepScalingPolicy` construct which allows auto-scaling activities to trigger when only a portion of the data points in the evaluation periods are breaching.

Motivation: Some metrics may have a certain amount of noise/randomness and in these cases it may make more sense to not require that all data points must be breaching for auto-scaling activity to trigger.
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*By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license*
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(aws-applicationautoscaling): Support datapointsToAlarm in StepScalingPolicy
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