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.
Patent No.:
Date of Patent:
Oct. 24, 2023
Filed:
May. 19, 2020
System and method for recovering an operating system after an upgrade hang using a dual-flash device
Applicant:
Emc Ip Holding Company Llc, Hopkinton, MA (US);
Inventors:
Xinghai Yu, Hopkinton, MA (US);
Colin Zou, San Jose, CA (US);
Assignee:
EMC IP HOLDING COMPANY LLC, Hopkinton, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 11/14 (2006.01); G06F 9/445 (2018.01); G06F 11/07 (2006.01); G06F 8/65 (2018.01);
U.S. Cl.
CPC ...
G06F 11/1433 (2013.01); G06F 9/44505 (2013.01); G06F 11/0757 (2013.01); G06F 11/0793 (2013.01); G06F 11/1417 (2013.01); G06F 11/1441 (2013.01); G06F 8/65 (2013.01);
Abstract
One embodiment provides a computer implemented method for recovering an operating system (OS) after an upgrade hang using a dual-flash device. The method includes detecting a system hang during an OS upgrade; initiating a boot from the dual-flash device; checking for OS configuration data in the dual-flash device; creating a hook in OS boot scripts to recover the OS configuration data after OS boot; and applying the OS configuration data after OS boot.