{"UUID":"54e5ebdd-70a7-475a-bff4-a1e8e45367f2","URL":"https://slackhq.com/this-was-not-normal-really-230c2fd23bdc","StartTime":"0001-01-01T00:00:00Z","EndTime":"0001-01-01T00:00:00Z","Categories":["postmortem"],"Company":"Slack","Product":"","Description":"A combination of factor results in a large number of Slack's users being disconnected to the server. The subsequent massive disconnection-reconnection process exceeded the database capacity and caused cascading connection failures, leading to 5% of Slack's users not being able to connect to the server for up to 2 hours."}