Patent ID: 9170882
Filing Date: 2015-10-27
Classification: G06F,H04L

Abstract:
1. A method comprises: receiving a file retrieval request for a file, wherein the file includes one or more data regions, and wherein a data region of the one or more data regions is divided into a plurality of data segments and stored as a plurality of sets of encoded data slices in a dispersed storage network (DSN) memory; retrieving a segment allocation table (SAT) based on the file retrieval request, wherein the SAT includes a plurality of entries, and wherein an entry of the plurality of entries includes information regarding storing the data region in the DSN memory and a segmentation scheme regarding the dividing of the data region into the plurality of data segments; identifying the plurality of sets of encoded data slices based on the segmentation scheme and the information regarding storing the data region by: retrieving at least a sufficient number of the plurality of sets of encoded data slices to regenerate the data region.