Patent ID: 9275678
Filing Date: 2016-03-01
CPC Classification: G11B

Claim Text:
1. A system, comprising: a tape cartridge, the tape cartridge comprising: the nonvolatile memory being configured for storing therein an index comprising file system information for a plurality of files stored on the magnetic recording tape, wherein the index includes hierarchical directories, information about the files on the magnetic recording tape being stored in the hierarchical directories, wherein the file information includes at least one of a name, a size, and a modification or creation date of each of the files on the magnetic recording tape, wherein the nonvolatile memory is further configured to store, in addition to the index, user-modifiable information relating to the files on the magnetic recording tape that are described in the index, wherein the nonvolatile memory further has therein file system metadata for at least one of the files, wherein the file system metadata is configured to provide direct access to specific physical points on the magnetic recording tape between ends of the at least one of the files on the magnetic recording tape without need to read an entirety of the file from the magnetic recording tape; and wherein the nonvolatile memory is further configured to store, in addition to the index and the user-modifiable information, a search index, the search index including information about data content of each of the plurality of files on the magnetic recording tape.