Debug-action-cache __hot__ Here
| Step | Command / Action | Result | |------|------------------|--------| | Enable debug logs | Set secret ACTIONS_RUNNER_DEBUG to true | ✅ / ❌ | | List cache entries | gh actions-cache list --limit 50 | Shows: <list keys> | | Check exact key used | Log $ hashFiles('package-lock.json') | Value: <hash> | | Verify path exists | ls -la ~/.npm before save | ✅ / ❌ | | Check cache size | du -sh <path> | Size: <MB> (< 10GB?) | | Test exact key restore | Manual restore using key only | Works / Fails |
"Cache flapping"—where the cache is constantly invalidated—isn't just annoying; it's expensive. In a large organization, fixing a 10% cache miss rate can save thousands of dollars in compute credits and hundreds of engineering hours per month. Conclusion debug-action-cache
accuracy, checking paths, and managing cache keys to resolve cache misses or failed restorations. For detailed guidance, consult the GitHub Actions Caching Documentation Dependency caching reference - GitHub Docs | Step | Command / Action | Result
[debug] Resolved path: 'node_modules' -> '/home/runner/work/app/node_modules' [debug] Path exists: true [debug] Contents: [ 'react', 'lodash', '.bin' ] For detailed guidance, consult the GitHub Actions Caching