Postmortem

Overview Anyone who has done production operations has probably lived through this scenario: you get woken up by an alert at 3 AM, fight the fire until service is restored, hold a postmortem the next day, list a dozen improvement actions in the meeting, send the minutes to the group chat, and everyone says “got it.” Then what? A month later you dig it up and find maybe two or three items actually got done....

Overview Every incident is a free learning opportunity — provided you have a mechanism to extract lessons from it. A Postmortem is not about writing a confession or finding a scapegoat. It is a structured engineering methodology for converting incident experience into systemic improvements. One of the core tenets of Google SRE is: “Blameless postmortem.” The focus of a review is always on “why did the system fail,” not “who messed up....