# Postmortem

> A written review after an incident: what happened, the impact, the cause, and what will change so it doesn't recur. Usually blameless.

URL: https://pagerless.dev/glossary/postmortem
Updated: 2026-10-22

## In Pagerless

The problem page keeps the timeline, diagnosis and fix. Use the [postmortem template](https://pagerless.dev/tools/postmortem-template).

## Related terms

- [Incident](https://pagerless.dev/glossary/incident): An unplanned interruption or degradation of a service that needs a response.
- [Blameless culture](https://pagerless.dev/glossary/blameless): Reviewing incidents by asking how the system allowed the failure rather than who caused it, so people report problems honestly.