Deploy a Pod with a Container Image from a Private Registry
Practice configuring Kubernetes to pull images from a private registry and run Pods with authenticated registry access.
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Focused hands-on problems designed to help you hone your DevOps or Server Side skills. Some challenges are more educational, while others are based on real-world scenarios. The platform provides hints and feedback for each challenge, including automated solution checks.
Practice configuring Kubernetes to pull images from a private registry and run Pods with authenticated registry access.
This challenge focuses on debugging memory usage issues in a Go application deployed in a Kubernetes cluster. The goal is to ensure the application can handle moderate traffic without crashing, even when it runs with significantly constrained memory resources.
Hack your way through this challenge making the OOM kills invisible again.
Prove your SRE skills - deploy a resource-greedy application to a Kubernetes cluster and make it run for a while without disrupting the service.
Practice copying files to/from running Kubernetes Pods that don't have a shell or other command line tools installed.
Practice copying files to/from running Kubernetes Pods to become a Kubernetes troubleshooting ninja.
Can you edit a file in a running Kubernetes pod? What if there is no shell inside and the container's user lacks the write permission?
Be a networking Sherlock Holmes - find out which port a Kubernetes app uses and send a request to it.
Learn how to send a signal to an application running as a Kubernetes pod.
Learn how to send a signal to a Kubernetes app running in a container without shell.