Lessons from Alaska's outage: Redundant resilient
Last Sunday, Alaska Airlines suffered a three-hour outage that led to more than 200 flight cancellations and disrupted 15,600 passengers. The culprit? “A critical piece of multi-redundant hardware at our data centers, manufactured by a third-party, experienced an unexpected failure. When that happened, it impacted several of our key systems that enable us to run various operations, necessitating the implementation of a ground stop to keep aircraft in position.”
