Segmentation Faults in MarkLogic Server 12.1.0 Triggered by Heavy XDQP Connection Restart Activity
Following host additions or removals, such as scale-out or replacement activities, in MarkLogic Server 12.1.0, hosts may experience repeated segmentation faults and fail to reach a healthy operational state. Symptoms include XDQP-related warnings in the ErrorLog, hosts remaining inaccessible through the Admin UI, and cluster instability or unavailability.