Fix CI cancellation on GitHub runners by adding swap space (#82)

* Add swap space setup in PR evaluation workflow, fixed "--active" in process_pr_submission

* apply ruff formatting fixes

* changed self-hosted to ubuntu-latest

* renamed swapfile to avoid conflict

Author: Henry-Shan

.github/workflows/pr-evaluation.yml

@@ -15,7 +15,7 @@ jobs:
         github.event.comment.author_association == 'COLLABORATOR' ||
         github.event.comment.user.login == github.event.issue.user.login
       )
-    runs-on: self-hosted
+    runs-on: ubuntu-latest
     permissions:
       checks: write
       contents: read
@@ -207,6 +207,15 @@ jobs:
              "base/router_inference/predictions/${ROUTER_NAME}-robustness.json"
           echo "Copied prediction file from PR to base workspace"
 
+      - name: Enable Swap Space
+        run: |
+          # Create a new 10GB swap file (using a unique name to avoid conflicts)
+          sudo fallocate -l 10G /swapfile10g
+          sudo chmod 600 /swapfile10g
+          sudo mkswap /swapfile10g
+          sudo swapon /swapfile10g
+          sudo swapon --show
+
       - name: Evaluate submission
         if: ${{ steps.detect.outputs.router != '' }}
         id: evaluate

automation/process_pr_submission.py

@@ -459,7 +459,7 @@ def main(argv: Optional[list[str]] = None) -> int:
         validation_cmd = [
             "uv",
             "run",
-            "python",
+            "--activepython",
             "router_inference/check_config_prediction_files.py",
             args.router,
             args.split,
@@ -470,7 +470,7 @@ def main(argv: Optional[list[str]] = None) -> int:
         evaluation_cmd = [
             "uv",
             "run",
-            "python",
+            "--activepython",
             "llm_evaluation/run.py",
             args.router,
             args.split,