2 posts tagged with "postmortem"

A root cause analysis is only as good as the disagreement it survives. When the 'root cause' box on your postmortem template contains one sentence, the meeting spends an hour relitigating that sentence. A fishbone diagram and a 5 Whys chain move the argument onto a diagram: everyone sees which categories were considered, which branch was chosen, and exactly how the 'why' answers arrive at a root cause.

Confluence is where RCA already happens — in the Root Cause Analysis template, in postmortems, in retros. The missing piece is a diagram that holds the reasoning. This guide shows you two copy-paste Mermaid diagrams: an ishikawa fishbone that maps every candidate cause category, and a flowchart 5-Whys drilldown that lands on one concrete fix.

Every incident has a story hidden inside a pile of timestamps: alert fired at 09:42, nobody acknowledged until 09:47, an engineer escalated at 09:54, a workaround landed at 10:20, services healthy at 10:31. Individually the timestamps mean nothing. Laid out on a timeline, they tell the story — and the story is what a postmortem is for.

Confluence is where incident postmortems already live. What Confluence does not give you is a native timeline. This guide shows you how to fill the Timeline section of an incident postmortem with a Mermaid diagram: one copy-paste timeline that visualizes detection → escalation → resolution, plus a sequence diagram that shows exactly how the failure propagated between services.