Patent ID: 9684454
Date: 2017-06-20
CPC Classifications: G06F

Claim:
1. A method for spanning a single file across a plurality of tape media in a tape storage system including at least one tape drive, the method comprising: formatting the tape media so as to store an index of the file and data of the file in the tape media in a predetermined format; splitting the single file into separate file portions and managing identifiers (IDs) identifying the plurality of tape media that sequentially store the file portions in association with the file; and for each tape medium storing a file portion of the file, storing a generation number indicating a sequential number value corresponding to the file portion stored on the tape medium and updating the file portion stored on the tape medium, as part of the index, with the generation number corresponding to the file portion stored on the tape medium; and in response to receiving a request to read the file from the tape storage system: