US Patent 9990447 Device array locks and keys

This invention relates to a system, method, and computer program product for managing a plurality of devices with associated lock mechanisms. According to one embodiment, a method is provided comprising: detecting, by one or more computer processors, a status of a device corresponding to a lock mechanism; recommending, by one or more computer processors, a service action on the device requiring performance by an operator; and providing, by one or more computer processors, a printable key pattern for printing a key that allows the operator to lock and unlock the lock mechanism in order to perform the service action.