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:
Oct. 26, 2021

Filed:

Jun. 30, 2020
Applicant:

Dell Products L.p., Round Rock, TX (US);

Inventors:

Zhuo Zhang, Shanghai, CN;

Lixia Hu, Shanghai, CN;

Kai Zhou, Shanghai, CN;

Qian Yang, Shanghai, CN;

Assignee:

Dell Products L.P., Round Rock, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/44 (2018.01); G06F 8/65 (2018.01); G06F 9/455 (2018.01);
U.S. Cl.
CPC ...
G06F 8/65 (2013.01); G06F 9/45558 (2013.01); G06F 2009/4557 (2013.01); G06F 2009/45587 (2013.01);
Abstract

An information handling system may include at least one processor; and a non-transitory memory coupled to the at least one processor. The information handling system may be configured to upgrade a plurality of hosts of an information handling system cluster by: receiving information regarding fault domains of the cluster, such that each host of the plurality of hosts is a member of exactly one fault domain; and for each fault domain: causing all hosts of the fault domain to enter a protect mode in which new virtual machines cannot be created or accepted for migration; causing hosts to enter a maintenance mode in which any existing virtual machines are migrated away from the hosts; and causing the hosts to perform the upgrade, wherein a plurality of hosts are configured to perform the upgrade simultaneously.


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