Blacksmith's GitHub Actions runners finished the same job 3 to 4 times faster than GitHub hosted Actions, across 10 trials

说明与用途

Blacksmith 运行器比 GitHub-hosted Actions 快 3–4 倍，但需要组织并可能自动创建 PR。

问题

Benchmarking Blacksmith runners against GitHub-hosted ubuntu-latest to evaluate performance and identify operational constraints.

结果

Blacksmith runners completed the same Node.js scripts 3.17x to 3.77x faster than GitHub-hosted ubuntu-latest, with tighter variance and no overlapping ranges.

工作流

• Move repo to a GitHub organization
• Install Blacksmith GitHub App on the organization
• Verify runner image availability
• Modify workflow runs-on to Blacksmith image
• Run benchmark workflow with 10 trials per job
• Collect timing data using date +%s%N
• Analyze mean, range, and speedup

证据

Blacksmith ran 3.17x to 3.77x faster with noticeably tighter variance

来源

Blacksmith refuses to run on a personal repository at all

来源

The Migration Wizard pull request opened automatically after app install

来源