The failover involved thousands of critical activities to coordinate the transition of thousands of services. If they were unable to failover it would disrupt business and put clients at risk.
Cutover enabled the stock exchange to build increased operational resilience capability, by orchestrating thousands of services and making progress observable to stakeholders.
Using Cutover reduced the amount of planning time by 80% compared to manual tools and processes. The exchange has since expanded its use of Cutover to involve more applications, people, tasks, and complexity.