Observability for Quality Gates
Core Metrics
- Gate pass/fail rate by repository
- Time-to-feedback for CI pipelines
- Security finding volume by severity
- Coverage drift by service
- Reopen rate for post-merge defects
Alerting Baselines
- Critical vulnerability in main branch: immediate page
- Gate fail rate >20% for 3 days: team alert
- Coverage drop >5% week-over-week: manager alert
Weekly Review Cadence
- Review top gate failures and recurring causes.
- Identify automation improvements.
- Escalate policy violations to security and engineering management.