Storage system, management method of the storage system, and program
US8549247B2 · kind B2 · utility
11Cited by
1References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2010 |
| Grant date | Oct 1, 2013 |
| Priority date | — |
| Expiry date | Nov 7, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0685
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Provided is a technique for realizing allocation of pool areas to virtual volumes in accordance with the use environment of the user with proper cost, while improving the capacity efficiency of media. For this purpose, in the present invention, a pool is constituted by selecting or limiting combinations of tiers of media in the pool to be used (range of tiers that can be used in each pool) for each virtual volume set in a storage system (see FIG. 5).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.