Part 2— AWS Fault Injection Simulator series


You can use AWS Lambda and embedded scripts to inject custom faults with AWS Fault Injection Simulator (FIS) using the newly launched SSM Automation & FIS integration.

Many customers I have talked to since AWS Fault Injection Simulator (FIS) launched in early 2021 have some home-made scripts they use to…

A list of my operational excellence related blog posts.

Series on Operational Excellence

It takes three interconnecting elements to operate the technology we build successfully. First, you need to have the right culture. Second, you need great tools. And third, you need complete processes.

Part 1 of the series covers the cultural side of…

Originally published at on August 18, 2020 by Varun Jewalikar and Adrian Hornsby

Large-scale distributed software systems are composed of several individual sub-systems-such as CDNs, load balancers, and databases-and their interactions. These interactions sometimes have unpredictable outcomes caused by unforeseen turbulent events (for example, a network failure). These events can lead to system-wide failures.

Chaos engineering is the discipline of experimenting on a…

Adrian Hornsby

Principal, EC2 Core @awscloud ☁️ I break stuff .. mostly. Opinions here are my own.

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