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.

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Official Collection

Challenges crafted by iximiuz Labs to help you master DevOps and Server Side topics.

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

Challenge, Medium, on Containers

Transfer Container Images to an Air-Gapped Environment

by Ivan Velichko

Get container images onto a server that has no route to the Internet or access to a container registry.

docker container-image container-registry tar

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

Challenge, Easy, on Linux

Troubleshoot an Image Conversion Daemon

by Ivan Velichko

An image conversion daemon was installed from a vendor package, but it fails to start. Diagnose why the binary cannot be loaded and fix the installation.

debugging os-packages ldd shared-library

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

Challenge, Easy, on Linux

Troubleshoot a Log Shipping Daemon That Refuses to Start

by Ivan Velichko

A system daemon crashes on startup with a cryptic, non-actionable error message. Investigate the failure, identify its root cause, and get the service running.

debugging syscall strace

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

Challenge, Medium, on Linux

Extract a tar Archive with Permissions, Ownership, and Extended Attributes Preserved

by Ivan Velichko

Practice extracting a container-style rootfs tarball while preserving the original file permissions, ownership, and extended attributes (including Linux capabilities).

tar

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