Postmortem
A blameless postmortem is a structured post-incident analysis: timeline, root cause, impact, and action items, with a no-blame culture focused on improvement.
Purpose
Learn from failures and prevent recurrence.
Mechanism
Contents: incident summary, impact (users/duration/loss), timeline, root cause (5 whys), mitigation, action items (owner/date), lessons learned. Blameless culture encourages honesty. Sharing spreads learning across the organization.
Use cases
- Learning from failures
- Continuous improvement
- Culture