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new eae6ede29253 [SPARK-55741][INFRA] Use `ubuntu-slim` for GitHub Actions
`precondition` and `ui` jobs
eae6ede29253 is described below
commit eae6ede29253f4d71a16dd260a0b9d807652e468
Author: Dongjoon Hyun <[email protected]>
AuthorDate: Fri Feb 27 09:03:18 2026 -0800
[SPARK-55741][INFRA] Use `ubuntu-slim` for GitHub Actions `precondition`
and `ui` jobs
### What changes were proposed in this pull request?
This PR aims to use `ubuntu-slim` for GitHub Actions `precondition` and
`ui` job.
### Why are the changes needed?
`ubuntu-slim` is a new cost-efficient runner to fit small jobs like
`precondition`. We had better use this to save ASF infra usage (if possible)
-
https://github.blog/changelog/2025-10-28-1-vcpu-linux-runner-now-available-in-github-actions-in-public-preview/
-
https://github.com/actions/runner-images/blob/main/images/ubuntu-slim/ubuntu-slim-Readme.md
| Feature | `ubuntu-slim` | `ubuntu-latest` |
| :--- | :---: | :---: |
| **Cost (per minute)** | **$0.002** | **$0.012** |
| **Cost for 1,000 mins** | **$2.00** | **$12.00** |
| **CPU** | 1 vCPU | 4 vCPU |
| **Memory (RAM)** | 5 GB | 16 GB |
| **Storage (SSD)** | 14 GB | 14 GB |
| **Maximum Runtime** | **15 Minutes** | 6 Hours |
| **Isolation Type** | Container-based (L2) | Dedicated VM |
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Pass the CIs.
<img width="365" height="212" alt="Screenshot 2026-02-26 at 21 51 06"
src="https://github.com/user-attachments/assets/dbcdb852-5e29-4adc-8846-7f260664f62f";
/>
### Was this patch authored or co-authored using generative AI tooling?
Generated-by: `Gemini 3.1 Pro (High)` on `Antigravity`
Closes #54537 from dongjoon-hyun/SPARK-55741.
Authored-by: Dongjoon Hyun <[email protected]>
Signed-off-by: Dongjoon Hyun <[email protected]>
---
.github/workflows/build_and_test.yml | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/.github/workflows/build_and_test.yml
b/.github/workflows/build_and_test.yml
index 12a2d78639cd..bf3a58b233a8 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -59,7 +59,9 @@ concurrency:
jobs:
precondition:
name: Check changes
- runs-on: ubuntu-latest
+ # `ubuntu-slim` is lighter than `ubuntu-latest`.
+ # Please see
https://docs.github.com/en/actions/how-tos/write-workflows/choose-where-workflows-run/choose-the-runner-for-a-job#standard-github-hosted-runners-for-public-repositories
+ runs-on: ubuntu-slim
env:
GITHUB_PREV_SHA: ${{ github.event.before }}
outputs:
@@ -1480,7 +1482,9 @@ jobs:
needs: [precondition]
if: fromJson(needs.precondition.outputs.required).ui == 'true'
name: Run Spark UI tests
- runs-on: ubuntu-latest
+ # `ubuntu-slim` is lighter than `ubuntu-latest`.
+ # Please see
https://docs.github.com/en/actions/how-tos/write-workflows/choose-where-workflows-run/choose-the-runner-for-a-job#standard-github-hosted-runners-for-public-repositories
+ runs-on: ubuntu-slim
timeout-minutes: 120
steps:
- uses: actions/checkout@v6
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