Interchangeable guest and host execution environments
US8677352B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 3, 2008 |
| Grant date | Mar 18, 2014 |
| Priority date | — |
| Expiry date | Feb 11, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2009/45566
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of the present invention include methods, systems, apparati, computer program products and other tangible realizations of techniques to support interchange of role for guest and host operating system instances executed (or executable) within a virtualization system. In particular, one embodiment of the present invention is a method operating a computer system, the method comprising: (a) selecting a first operating system image from amongst plural operating system images accessible to a hardware machine; (b) booting the hardware machine using the first operating system image and executing code thereof as a host operating system; (c) providing a virtualization environment and instantiating therein a virtual machine using configuration data descriptive of a particular system virtualized, wherein the configuration data is stored separately from the first operating system image; and (d) loading from a second one of the operating system images, a guest operating system and executing code thereof in connection with the instantiated virtual machine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.