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Postmortem template

Postmortem summary

Postmortem owner
Affected systems
Incident
Priority

Details

Instructions Report
Leadup
List the sequence of events that led to the incident.
Fault
Describe how the change that was implemented
didn't work as expected.
If available, include relevant data visualizations.
Impact
Describe how internal and external users were
impacted during the incident.
Include how many support cases were raised.
Detection
Report when the team detected the incident
and how they knew it was happening.
Describe how the team could've improved time to detection.
Recovery
Report how the user impact was mitigated and
when the incident was deemed resolved.
Describe how the team could've improved time to mitigation.
Timeline
Detail the incident timeline using UTC
to standardize for timezones.
Include lead-up events,
post-impact event, and any decisions or changes made.
Five whys root cause identification
Run a 5-whys analysis to understand
the true causes of the incident.
Blameless root cause
Note the final root cause and describe
what needs to change
without placing blame to prevent this class of
incident from recurring.
Lessons learned
Describe what you learned, what went well,
and how you can improve.
Follow-up tasks
List the Jira issues created to