Patent ID: 8892830

Claim:
A method for changing ownership of a plurality of cartridges by a processor device in a computing storage environment, the method comprising: controlling a plurality of processes and protocols for the changing ownership of the plurality of cartridges from at least one primary location to at least one secondary location; selecting at least one of the plurality of cartridges from a list of the plurality of cartridges from the at least one primary location; sending a request to synchronize the at least one of the plurality of cartridges; moving a production site for the at least one of the plurality of cartridges from the at least one primary location to the at least one secondary location; waiving ownership of the at least one primary location of the at least one of the plurality of cartridges; as a result of the waiving, allowing access to the at least one of the plurality of cartridges by the at least one secondary location, wherein additional data is written and replicated using resources of the at least one of the plurality of cartridges; and wherein the invoking the changing ownership includes performing: sending a synchronization request from a replication grid manager to the at least one secondary location for each of the at least one of the plurality of cartridges selected for changing ownership, setting a flag on each of the at least one of the plurality of cartridges selected to be synchronized, wherein the flag indicates the waiving of the ownership of the at least one of the plurality of cartridges, storing as a grid history the changing ownership from the at least one primary location to the at least one secondary location, sending a notification to the at least one secondary location to perform the changing ownership, acknowledging the notification for the changing ownership, changing an ownership attribute of the at least one of the plurality of cartridges, changing the at least one of the plurality of cartridges to be write enabled, storing a history entry of the changing ownership in metadata of the at least one of the plurality of cartridges, removing the flag, changing access to read only for the at least one of the plurality of cartridges, and generating a report upon completion of the changing ownership.