PRs Merged Without Review Metric

Definition

The PRs Merged Without Review Metric is the number of PRs merged without any review activity.

Why is This Metric Useful?

• A lack of review increases the risk of bugs and poor code quality in production.

How to Use it?

• Identify and address gaps in the review process by monitoring this metric.

Examples for Context

• Teams enforced mandatory reviews to reduce merge risks.

Data Sources

• PR events.

Calculation

• Number of merged PRs with no associated review events.

Tunable Configurations

• Exclusion of certain branch types (e.g., hotfixes).

Benchmarking Guidance

• No more than 5% of PRs should bypass review in a well-disciplined team.

Error Margins and Limitations

• Automated workflows may create exceptions.

Stakeholder Use Cases

• Managers: Identify risk areas in the development workflow.
• Team Leads: Enforce review policies.