Comparison of file system snapshots stored in a remote storage system using a network file system command
US10437787B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 24, 2013 |
| Grant date | Oct 8, 2019 |
| Priority date | — |
| Expiry date | Jul 25, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/178
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method for performing a comparison between first and second points in time snapshots of a file system entity, the method may include: (I) receiving by a storage system a command that was sent from a host computer, the command is network file system protocol compliant, wherein the command comprises (i) an operation code, and (ii) information about a virtual path, the virtual path that comprises (ii.a) first fields that comprise snapshot comparison parameters indicative of the first and second points in time snapshots of the file system entity, and (ii.b) a second field of a content that indicates that the command is a request to compare between the first and second points in time snapshots of the file system entity; (II) identifying, by a file system application hosted by the storage system and in response to the content of the second field of the virtual path, the command as including a request to compare between the first and second points in time snapshots of the file system entity; (III) comparing by the file system application the first and second points in time snapshots of the file system entity to provide a comparison result that is network file system protocol compliant; …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.