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:
Jun. 11, 2024

Filed:

Mar. 31, 2022
Applicant:

Amazon Technologies, Inc., Seattle, WA (US);

Inventors:

Juan-Pierre Longmore, Bellevue, WA (US);

Peng Gu, Vienna, VA (US);

Noel O'Flaherty, Seattle, WA (US);

Assignee:

AMAZON TECHNOLOGIES, INC., Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 41/14 (2022.01); H04L 9/40 (2022.01); H04L 12/12 (2006.01);
U.S. Cl.
CPC ...
H04L 41/145 (2013.01); H04L 12/12 (2013.01); H04L 63/101 (2013.01);
Abstract

Disclosed are various embodiments for simulating hardware-based faults in a cloud provider network. A first computing device can send a command to an offload card installed on a second computing device to introduce a simulated hardware fault into the second computing device. Then the first computing device can determine whether the second computing device has successfully recovered from the simulated hardware fault. Alternatively, an entry in an access control list (ACL) of a network switch can be modified to block network traffic to a first network interface of a host machine that is connected to the network switch. Then, a command can be sent to a second network interface of the host machine to instruct the host machine to perform a hard reset. Then it can be determined whether the host machine has successfully booted subsequent to the hard reset.


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