{"UUID":"f4db61bf-cdd6-4dff-9777-5185c3f5e24b","URL":"https://aws.amazon.com/message/67457/","StartTime":"0001-01-01T00:00:00Z","EndTime":"0001-01-01T00:00:00Z","Categories":["postmortem"],"Company":"Amazon","Product":"","Description":"Bad weather caused power failures throughout AWS US East. A single backup generator failed to deliver stable power when power switched over to backup and the generator was loaded. This is despite having passed a load tests two months earlier, and passing weekly power-on tests."}