The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 17, 2018

Filed:

Oct. 26, 2015
Applicant:

Ravello Systems Ltd., Raanana, IL;

Inventors:

Izik Eidus, Kfar Saba, IL;

Leonid Shatz, Raanana, IL;

Michael Rapoport, Haifa, IL;

Alexander Fishman, Netanya, IL;

Assignee:

Ravello Systems Ltd., Raanana, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/53 (2013.01); G06F 9/455 (2018.01);
U.S. Cl.
CPC ...
G06F 21/53 (2013.01); G06F 9/45545 (2013.01); G06F 9/45558 (2013.01); G06F 2009/45587 (2013.01);
Abstract

A method and apparatus for efficiently executing guest programs in a virtualized computing environment are presented. The method includes executing a virtual machine on a computing hardware; executing a single hypervisor in a first security ring on the virtual machine; executing a single guest program on the virtual machine, wherein the single guest program includes a single kernel being executed in the first security ring and at least one application being executed in a second security ring; and executing at least an instruction issued by the at least one application without trapping the single hypervisor.


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