Patent ID: 11909809
Assignee: FUJIFILM BUSINESS INNOVATION CORP.
Field: Computer technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 15:
16. A non-transitory computer readable medium storing a program causing a computer to execute a process for information processing, the process comprising:
acquiring a file structure at a migration source and multiple identification information items to identify each of multiple files at the migration source;
before migration of a content data of the files at the migration source, copying the file structure, and copying the identification information items to a migration destination in accordance with necessity or nonnecessity of copying the identification information items, the necessity or nonnecessity being determined by using an attribute information item of the files at the migration source and a history of access to the files at the migration source, the attribute information item including a period of validity that includes one of indefinite and finite, whereby for a first file of the multiple files, the period of validity is finite, the period of validity is expired, and the history of access indicates that the first file has not been accessed for a predetermined amount of time, and the identification information item is deleted, and for a second file of the multiple files, the identification information is copied to the migration destination; and
controlling migration of the content data of the files at the migration source in accordance with necessity or nonnecessity of migrating the content data, the necessity or nonnecessity being determined such that:
for the first file, the period of validity is finite, the period of validity has expired, and the access history indicates that the file has not been accessed for the predetermined amount of time, and the content data is deleted, and
for the second file, the period of validity is indefinite, and the content data is migrated to the migration destination.