Patent ID: 11914884
Assignee: NETAPP, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 18:
19. A non-transitory machine readable medium comprising instructions for performing a method, which when executed by a machine, causes the machine to:
store snapshot data of a first snapshot into a first object;
assign a first expiry time to the first object;
store the first object within an object store, wherein the first object is retained in an immutable state and cannot be deleted until expiration of the first expiry time;
store snapshot data of a second snapshot into a second object;
assign a second expiry time to the second object;
store the second object within the object store, wherein the second object is retained in the immutable state and cannot be deleted until expiration of the second expiry time; and
in response to determining that the second snapshot references shared snapshot data within the first object, modify the first expiry time of the first object to be the second expiry time of the second object.