Patent ID: 8037099

Claim:
An information-recording apparatus, comprising: a recording unit configured to record a file onto a recording medium, the recording medium including a first region of gathered files, the first region of gathered files including a plurality of group file area regions; and a control unit including a processor configured to group files into group units on the basis of attribute information, said attribute information including a use frequency of each file, a size of each file, and data indicating whether or not each file is used in a specific application operation, control said recording unit to record each of said group units onto one of the plurality of group file area regions of the first region of gathered files, and, when a file having attribute information associated with one of the group units is added or updated, update said one of the group units to include the added or updated file and control said recording unit to contiguously record said updated one of the group units on said recording medium as a new group unit in a group file area region of a second region of gathered files, the second region of gathered files located at an entirely non-overlapping different position on said recording medium than the first region of gathered files.