1. A method of hot inserting a controller in a redundant controller system comprising: configuring a first controller to include a first memory, a task processor, and system operation processor, the first memory including a first memory image; operating the redundant controller system via the first controller; processing system operation commands via the system operation processor; inserting a second controller including a second memory, into the redundant controller system; and processing background tasks during the processing of system operation commands via the first controller using the task processor, including copying the first memory image to the second memory.