Featured Blogs

How to ensure consistent Kubernetes container versions

October 10, 2023
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4 min read

One of Kubernetes' killer features is its ability to seamlessly update applications no matter how large your deployment is. Did a developer make a code change, and now you need to update a thousand running containers? Just run kubectl apply -f manifest.yaml and watch as Kubernetes replaces each outdated pod with the new version.

How to fix and prevent ImagePullBackOff events in Kubernetes

October 24, 2023
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4 min read

You'll often hear the term "containers" used to refer to the entire landscape of self-contained software packages: this includes tools like Docker and Kubernetes, platforms like Amazon Elastic Container Service (ECS), and even the process of building these packages. But there's an even more important layer that often gets overlooked, and that's container images. Without images, containers as we know them wouldn't exist—but this means that if our images fail, running containers becomes impossible.

How to fix and prevent CrashLoopBackOff events in Kubernetes

October 18, 2023
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4 min read

It's one of the most dreaded words among Kubernetes users. Regardless of your software engineering skill or seniority level, chances are you've seen it at least once. There are a quarter of a million articles on the subject, and countless developer hours have been spent troubleshooting and fixing it. We're talking, of course, about CrashLoopBackOff.

Featured Tutorials

How to train your engineers in Chaos Engineering

December 15, 2020
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Adopting a Chaos Engineering tool is a great step towards improving reliability, but a tool is only useful if you know how to utilize it effectively.

The first 4 chaos experiments to run on Apache Kafka

December 11, 2020
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Creating and running 4 Chaos Engineering experiments to build confidence in the reliability of Kafka deployments.

Testing disaster recovery with Chaos Engineering

December 11, 2020
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Use Chaos Engineering to recreate or simulate a black swan event. This gives us the opportunity to test our DRP and our response procedures in a controlled scenario, as opposed to recreating disaster-like conditions manually or waiting for a real disaster.

How to map out your application’s critical path

October 12, 2020
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How to use Gremlin to find the core components in your application and make them more resilient.

Chaos Engineering with Minecraft

August 11, 2020
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Hosting a Minecraft server is a lot of fun, but not if your players are lagging out or being disconnected. Learn how Chaos Engineering can help make your gaming experience smoother and more reliable.

Running Chaos Experiments on Confluent Platform and Apache Kafka

August 5, 2020
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How to use Gremlin to test the reliability of your Confluent Platform and Apache Kafka clusters.