CME Group Data Center Outage Causes Service Disruption for Over 10 Hours

A critical data center powering the Chicago Mercantile Exchange (CME) Group experienced a prolonged service interruption lasting over 10 hours due to overheating. The incident affected CME services from the evening of November 27th to the morning of November 28th, local time. Located in Aurora, Illinois, the data center’s cooling equipment malfunctioned, leading to temperatures exceeding industry standards by nearly 50%. This resulted in the outage and significant disruption for trading operations.