Slack’s Incident on 2-22-22 - Slack EngineeringBy Laura Nolan, with contributions from Glen D. Sanford, Jamie Scheinblum, and Chris Sullivan. Assessing conditions Slack experienced a major incident on February 22 this year, during which time many users were unable to connect to Slack, including the author — which certainly made my role as Incident Commander more challenging! This incident was a textbook example of complex systems failure: it h
