Run lightweight workflows on ubuntu-slim
#3257
Merged
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Contributor
There was a problem hiding this comment.
Pull Request Overview
This PR optimizes resource usage by migrating lightweight automation workflows from ubuntu-latest to ubuntu-slim runners, which provide 1 vCPU and 5 GB RAM instead of the standard configuration. The change targets workflows that perform simple tasks like labeling PRs, updating version files, and publishing releases where the reduced resources are sufficient.
Key changes:
- Migration of 8 workflow files from
ubuntu-latesttoubuntu-slimrunners - Affected workflows handle automation tasks such as release preparation, branch updates, bundle updates, and PR labeling
Reviewed Changes
Copilot reviewed 8 out of 8 changed files in this pull request and generated no comments.
Show a summary per file
| File | Description |
|---|---|
.github/workflows/update-supported-enterprise-server-versions.yml |
Updated runner type for the Enterprise Server versions update workflow |
.github/workflows/update-release-branch.yml |
Changed runner type for both update and backport jobs |
.github/workflows/update-bundle.yml |
Modified runner type for bundle update workflow |
.github/workflows/publish-immutable-action.yml |
Updated runner type for the action publishing workflow |
.github/workflows/prepare-release.yml |
Changed runner type for release preparation workflow |
.github/workflows/post-release-mergeback.yml |
Modified runner type for post-release merge-back workflow |
.github/workflows/label-pr-size.yml |
Updated runner type for PR size labeling workflow |
.github/workflows/check-expected-release-files.yml |
Changed runner type for release files validation workflow |
mbg
approved these changes
Oct 30, 2025
This was referenced Oct 30, 2025
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Save resources by using
ubuntu-slimfor lightweight workflows. This runner size has 1 vCPU and 5 GB RAM.Risk assessment
For internal use only. Please select the risk level of this change:
Which use cases does this change impact?
Dev/test only
How did/will you validate this change?
pr-checks).If something goes wrong after this change is released, what are the mitigation and rollback strategies?
How will you know if something goes wrong after this change is released?
Merge / deployment checklist