Incident Response Code Audit

Common Incident Response Findings

The most common finding: no runbooks. When incidents occur, engineers debug from scratch. They check the same wrong things first. They forget steps that would speed diagnosis. Each incident is a fresh investigation because nobody documented what to do for known failure modes. This adds 30-60 minutes to every incident - the difference between a minor disruption and an extended outage.

Alerting gaps are the second finding. Some failures trigger alerts. Others go undetected for hours. The coverage is accidental - alerts exist for problems someone thought to monitor, not for a systematic assessment of failure modes. Database connection exhaustion alerts exist, but certificate expiration doesn’t. Application errors alert, but background job failures don’t.

Escalation procedures are unclear or nonexistent. When the on-call engineer can’t resolve an incident, who do they call? How long do they wait before escalating? Is there a secondary on-call? Teams without clear escalation lose critical time during major incidents.

Our Incident Response Audit

We map known failure scenarios and check for runbook coverage. For each: is there a runbook? Is it findable during an incident? Is it accurate and current? We test recovery procedures where possible - not just reviewing documentation, but actually executing recovery steps in a test environment to verify they work.

Alerting is assessed against failure modes. We enumerate the failures that should be detected (service down, degraded performance, resource exhaustion, dependency failures) and check which have corresponding alerts. Gaps are documented with recommended alert configurations.

On-call practices are reviewed for sustainability and effectiveness. Rotation schedules, escalation paths, compensation, and alert volumes. Teams with unsustainable on-call practices have higher turnover and slower incident response - burned-out engineers don’t respond well to 3 AM pages.

What Changes After the Audit

The team gets runbooks for their top failure scenarios. Each runbook includes symptoms, diagnostic steps, and resolution procedures. Engineers spend incident time fixing problems, not figuring out what’s wrong. Mean time to recovery drops because diagnosis is systematic instead of improvised.

Alerting covers the failure modes that matter. Gaps are filled. Noisy alerts are tuned or removed. Escalation paths are clear. The team goes from “hope nothing breaks” to “we’ll know when something breaks and we’ll know what to do.”

We also evaluate the postmortem process. Effective incident response does not end when the service recovers. Teams that skip blameless postmortems repeat the same failures. We review whether postmortems are conducted consistently, whether action items are tracked to completion, and whether systemic patterns across incidents are identified. Common gaps include postmortems that assign blame instead of identifying contributing factors, action items that sit in a backlog indefinitely, and a missing feedback loop where incident learnings improve runbooks and alert coverage. Closing this loop turns each incident into a durable improvement rather than a recurring headache.