Postmortems

Build postmortems from evidence, not memory

Select evidence from the board and UptimeGrove assembles a seven-section report where every claim links to a timeline event. Anything asserted without proof stays visibly flagged.

Seven sections

Structured, linked, honest

Impact

12% checkout failure for 38 min · ~$42K revenue impact · 847 users.

Detection

Alert fired 25s after deploy — Sentry errors preceded PagerDuty by 8s.

Timeline

09:41 alert · 09:44 commander · 09:48 status draft · 10:06 rollback · 10:19 resolved.

Contributing factors Evidence gap

Pool size default changed in v2.14.0 without a runbook update.

Response

Cross-team coordination in #inc-2847 · rollback decision at 10:04.

Recovery & action items

Rollback to v2.13.9 · P99 restored in 13 min · 3 owned action items.

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