Challenges 🏆

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.

Pro Tip: Filter the list by tags, category, and difficulty to find challenges that match your proficiency level and interests, or explore our Skill Paths for a more guided learning experience.

This challenge was prepared for you by the iximiuz Labs team.

Challenge, Easy, on Containers

Docker 101: Pause and Unpause a Containerized Application

Practice pausing and resuming a running container: start a resource-hungry container, pause it, inspect its state, and then unpause it back to life.

docker containers-101 container-runtime cgroups

This challenge was prepared for you by the iximiuz Labs team.

Challenge, Easy, on Linux

Pause and Resume Linux Processes with cgroup Freezer

Practice pausing (freeze) and resuming (thaw) a resource-hungry Linux process using the cgroup v2 freezer mechanism.

This challenge was prepared for you by the iximiuz Labs team.

Challenge, Easy, on Kubernetes, Containers

Deploy a Resource-Greedy Pod Without Breaking the Kubernetes Cluster

Prove your SRE skills - deploy a resource-greedy application to a Kubernetes cluster and make it run for a while without disrupting the service.

kubernetes-101 pod-resources cgroups oom

This challenge was prepared for you by the iximiuz Labs team.

Challenge, Easy, on Linux

Limit CPU and Memory Usage of a Linux Process

Start a Linux process and limit its CPU and memory usage with cgroups.

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Category

AllLinuxContainersKubernetesNetworkingGenerative AI

Difficulty

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