The best postmortem I've seen was actually a conference talk: "Debugging Under Fire: Keep your Head when Systems have Lost their Mind" by Bryan Cantrill (in the

The best postmortem I've seen was actually a conference talk: "Debugging Under Fire: Keep your Head when Systems have Lost their Mind" by Bryan Cantrill (in the GOTO conference, 2017) Here's a YouTube video of it: https://www.youtube.com/watch?v=30jNsCVLpAE https://www.youtube.com/watch?v=30jNsCVLpAE Here's the slides: https://gotochgo.com/2017/sessions/86/keynote-debugging-under-fire-keeping-your-head-when-systems-have-lost-their-mind https://gotochgo.com/2017/sessions/86/keynote-debugging-unde... It goes into detail about a pretty bad outage (when an entire data center was brought down), the human aspects, automation, how they handled it, the various risks, architectures, how things fail and about software development in general.