Linux 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, Linux

Docker 101: Signal a Running Containerized Application

Practice using UNIX signals with containers for controlling application behavior: Send a SIGUSR1 to a containerized app to trigger its memory usage reporting.

docker containers-101 container-runtime os-signal

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

Challenge, Easy, on Containers, Linux

Ensure a Graceful Termination for a Containerized Node.js Application

Can you resolve issues with a Node.js container's termination process to ensure graceful shutdown on 'docker stop'?

docker container-image debugging os-signal node.js

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

Challenge, Medium, on Containers, Linux

Ensure a Graceful Termination for a Container With an Entrypoint Script

Can you make a container exit gracefully after the 'docker stop' command while preserving its extensible entrypoint mechanism?

docker container-image debugging os-signal go

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