Data management method and apparatus, hierarchical storage apparatus and computer-readable storage medium
First Claim
1. A data management method for a hierarchical virtual storage system which virtually uses a library apparatus having a plurality of recording media as a portion of a hard disk apparatus, comprising:
- managing loading of the recording media to the library apparatus and unloading of the recording media from the library apparatus in a database in units of a set that is formed by a plurality of recording media; and
forming a logical volume, which is a recording unit of a data file with respect to the library apparatus, by one or a plurality of recording media, and managing the logical volume in the database in correspondence with the set.
1 Assignment
0 Petitions
Accused Products
Abstract
A data management method is adapted to a hierarchical virtual storage system which virtually uses a library apparatus having a plurality of recording media as a portion of a hard disk apparatus. The data management method manages loading of the recording media to the library apparatus and unloading of the recording media from the library apparatus in a database in units of a set that is formed by a plurality of recording media, and forms a logical volume, which is a recording unit of a data file with respect to the library apparatus, by one or a plurality of recording media, and manages the logical volume in the database in correspondence with the set.
-
Citations
31 Claims
-
1. A data management method for a hierarchical virtual storage system which virtually uses a library apparatus having a plurality of recording media as a portion of a hard disk apparatus, comprising:
-
managing loading of the recording media to the library apparatus and unloading of the recording media from the library apparatus in a database in units of a set that is formed by a plurality of recording media; and
forming a logical volume, which is a recording unit of a data file with respect to the library apparatus, by one or a plurality of recording media, and managing the logical volume in the database in correspondence with the set. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
-
11. A data management apparatus for a hierarchical virtual storage system which virtually uses a library apparatus having a plurality of recording media as a portion of a hard disk apparatus, comprising:
-
a database; and
a control part configured to manage loading of the recording media to the library apparatus and unloading of the recording media from the library apparatus in the database in units of a set that is formed by a plurality of recording media, and to form a logical volume, which is a recording unit of a data file with respect to the library apparatus, by one or a plurality of recording media, and manage the logical volume in the database in correspondence with the set. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
-
-
21. A hierarchical storage apparatus comprising:
-
a hard disk apparatus;
a library apparatus, loadable with a plurality of recording media, and virtually used as a portion of the hard disk; and
a hierarchical control server including a database and a control part, said control part managing loading of the recording media to the library apparatus and unloading of the recording media from the library apparatus in the database in units of a set that is formed by a plurality of recording media, and forming a logical volume, which is a recording unit of a data file with respect to the library apparatus, by one or a plurality of recording media, and managing the logical volume in the database in correspondence with the set. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30)
-
-
31. A computer-readable storage medium which stores a program for causing a computer to manage data in a hierarchical virtual storage system which virtually uses a library apparatus having a plurality of recording media as a portion of a hard disk apparatus, said program comprising:
-
a procedure causing the computer to manage loading of the recording media to the library apparatus and unloading of the recording media from the library apparatus in a database in units of a set that is formed by a plurality of recording media; and
a procedure causing the computer to form a logical volume, which is a recording unit of a data file with respect to the library apparatus, by one or a plurality of recording media, and to manage the logical volume in the database in correspondence with the set.
-
Specification