# MTTR

> Mean time to recovery (or restore, or resolve): the average time from an incident starting to service being restored. DORA now uses failed deployment recovery time for deploy-caused failures.

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

## In Pagerless

Each problem records when it opened, when a person was reached and when it was fixed; the weekly email totals the human seconds.

## Related terms

- [MTTA](https://pagerless.dev/glossary/mtta): Mean time to acknowledge: the average time from an alert being sent to a responder acknowledging it.
- [Failed deployment recovery time](https://pagerless.dev/glossary/failed-deployment-recovery-time): DORA's measure of how long it takes to recover from a deployment that fails and needs immediate intervention.

Sources:
1. [DORA metrics guide](https://dora.dev/guides/dora-metrics/)