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AssigneeInternational Business Machines Corporation
InventorsTakashi Ashida, Tohru Hasegawa, Hiroshi Itagaki, Shinsuke Mitsuma, Terue Watanabe
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According to one embodiment, a method for a plurality of users to write at least one file to a medium in such a manner that the file is divisionally managed in a system environment in which an input/output control is performed on a storage system includes saving, in the medium as metadata, a user identifier (ID) for identifying a user and file attribute information about the file managed by a user associated with the user ID, and writing, as data, the file managed by the user to the medium as indicated by the file attribute information. In other embodiments, a writing program product, a reading program product, and a system are presented that allow a plurality of users to write at least one file to a medium in such a manner that the file is divisionally managed in a system environment.
A method for a plurality of users to write at least one file to a medium in such a manner that the file is divisionally managed in a system environment in which an input/output control is performed on a storage system, the method comprising:
A writing program product configured for a plurality of users to write at least one file to a medium in such a manner that the file is divisionally managed in a system environment in which an input/output control is performed on a storage system, wherein the writing program product is configured to cause a computer to perform:
A storage system configured to allow a plurality of users to write at least one file to a medium in such a manner that the file is divisionally managed in a system environment in which an input/output control is performed on the storage system, wherein a read/write control of the system is configured to perform:
Dependencies are inferred from the claim text.