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.
Add a sidecar container to an existing Deployment that tails a shared log file written by the main application container. Use a shared volume to make the log file available to both containers.
Configure a Vertical Pod Autoscaler (VPA) with a per-container resource policy that provides recommendations for the main container while excluding the sidecar container from any VPA-managed scaling.
Create a Pod with a main application container and a sidecar container that continuously streams shared logs. Kubernetes implements sidecar containers as a special case of init containers.
Identify what causes the Pod initialization to fail and fix it while keeping the Pod images unchanged.
Identify what causes the Pod initialization to fail and fix it while keeping the Pod images unchanged.
