Why post-action is so slow?
Open
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- Dominant language
- TypeScript
- Stars
- 5.6k
- Forks
- 1.6k
- PR merge metrics
- No merged PRs in 30d
Description
Something strange in my pipeline with actions/ccache v2, post-action > 50% of build time (clear build, 0% cache hit)
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the pipeline run described in the issue and inspect the actions/ccache v2 post-action timing, especially the clear build with 0% cache hit. Compare the post-action duration with the total build time and use the attached timing image as the baseline; the investigation is complete when the cause of the slowdown and its scope are established.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- github-actions
- Domain
- build-system, ci-cd, performance
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100