Flash-based block storage system with trimmed space management and method of operation thereof
US10474362B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 14, 2016 |
| Grant date | Nov 12, 2019 |
| Priority date | — |
| Expiry date | Oct 14, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2212/7201
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Approaches, techniques, and mechanisms are disclosed for a method of operation of a Flash-based block storage system including: transferring a first data to a logical block address; storing the first data in a physical block, of a storage array, associated with the logical block address; receiving a trim command for the logical block address; establishing a reserved physical block associated with the logical block address of the trim command; transferring second data for writing to the logical block address of the trim command; releasing the reserved physical block associated with the logical block address; and writing the second data to the logical block address.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.