Patent ID: 9329940
Filing Date: 2016-05-03
CPC Classification: G06F,H04L

Claim Text:
1. A method comprises: obtaining a directory file that includes a plurality of entries, wherein an entry of the plurality of entries includes a file or directory name field, and a snapshot list field that includes a snapshot list in accordance with one of a plurality of snapshot paths of a snapshot tree; determining a new snapshot identifier (ID) regarding a data file; updating the directory file to produce an updated directory file, wherein the updating includes updating the snapshot list field associated with the data file to include the new snapshot ID in the snapshot list in accordance with the one of the plurality of snapshot paths of the snapshot tree; dispersed storage error encoding the updated directory file to produce a set of encoded updated directory file slices; and sending the set of encoded updated directory file slices to a dispersed storage network (DSN) memory for storage.