Managing global metadata caches in data storage systems
US8661068B1 · kind B1 · utility
44Cited by
5References
20Claims
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Key dates
| Filing date | Sep 29, 2011 |
| Grant date | Feb 25, 2014 |
| Priority date | — |
| Expiry date | Dec 29, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/172
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method is used in managing global metadata caches in data storage systems. Space is allocated in a memory of a data storage system to a global metadata cache which is configured to store metadata objects for a plurality of different file systems responsive to file system access requests from the plurality of different file systems. A metadata object associated with a file of a file system of the plurality of different file systems is stored in the global metadata cache. The metadata object is accessed by a plurality of different versions of the file.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.