A system comprising a first entity, a second entity and a memory entity configured to handle memory operations of an application in a computer environment, wherein the first entity is configured to obtain from the memory entity, position data associated with data of the application being fragmented into a number of positions in a physical memory, wherein the position data indicates one or more positions of the number of positions in the physical memory, receive a pre-fetching query requestion position data from the second entity, and in response to receiving the pre-fetching query the first entity is further configured to provide to the second entity, one or more indications of the one or more positions indicated by the position data;
- and the second entity is configured to upon execution of the application, perform prefetching of the data based on the indicated one or more positions.