Patent ID: 11947838
Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 8:
9. A computer program product, the computer program product comprising a computer readable storage medium having program instructions embodied therewith, the program instructions readable and/or executable by a controller to cause the controller to:
receive, by the controller, requests to perform data operations on a first storage container, wherein the requested data operations include a read operation and a write operation;
determine, by the controller, whether first data stored on the first storage container is set to a read-only status; and
in response to a determination that the first data is set to the read-only status:
allow, by the controller, the read operation to be performed on the first storage container for reading the first data,
perform, by the controller, the write operation on a second storage container,
determine, by the controller, whether the read-only status has been withdrawn, and
allow, by the controller, further write operations to be performed on the first storage container and other further write operations to be performed on the second storage container in response to a determination that the read-only status has been withdrawn, wherein the other further write operations include a predetermined portion of data operations originally directed to be performed on the first storage container.